pi-mono/packages/ai/scripts/generate-models.ts
2026-05-20 00:04:03 +02:00

1935 lines
58 KiB
TypeScript

#!/usr/bin/env tsx
import { writeFileSync } from "fs";
import { join, dirname } from "path";
import { fileURLToPath } from "url";
import {
CLOUDFLARE_AI_GATEWAY_ANTHROPIC_BASE_URL,
CLOUDFLARE_AI_GATEWAY_COMPAT_BASE_URL,
CLOUDFLARE_AI_GATEWAY_OPENAI_BASE_URL,
CLOUDFLARE_WORKERS_AI_BASE_URL,
} from "../src/providers/cloudflare.js";
import {
Api,
type AnthropicMessagesCompat,
KnownProvider,
Model,
type OpenAICompletionsCompat,
} from "../src/types.js";
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
const packageRoot = join(__dirname, "..");
interface ModelsDevModel {
id: string;
name: string;
tool_call?: boolean;
reasoning?: boolean;
limit?: {
context?: number;
output?: number;
};
cost?: {
input?: number;
output?: number;
cache_read?: number;
cache_write?: number;
};
modalities?: {
input?: string[];
};
provider?: {
npm?: string;
};
}
interface AiGatewayModel {
id: string;
name?: string;
context_window?: number;
max_tokens?: number;
tags?: string[];
pricing?: {
input?: string | number;
output?: string | number;
input_cache_read?: string | number;
input_cache_write?: string | number;
};
}
const COPILOT_STATIC_HEADERS = {
"User-Agent": "GitHubCopilotChat/0.35.0",
"Editor-Version": "vscode/1.107.0",
"Editor-Plugin-Version": "copilot-chat/0.35.0",
"Copilot-Integration-Id": "vscode-chat",
} as const;
const KIMI_STATIC_HEADERS = {
"User-Agent": "KimiCLI/1.5",
} as const;
const TOGETHER_BASE_URL = "https://api.together.ai/v1";
const TOGETHER_BASE_COMPAT: OpenAICompletionsCompat = {
supportsStore: false,
supportsDeveloperRole: false,
supportsReasoningEffort: false,
maxTokensField: "max_tokens",
supportsStrictMode: false,
supportsLongCacheRetention: false,
};
const TOGETHER_TOGGLE_REASONING_COMPAT: OpenAICompletionsCompat = {
...TOGETHER_BASE_COMPAT,
thinkingFormat: "together",
};
const TOGETHER_REASONING_EFFORT_COMPAT: OpenAICompletionsCompat = {
...TOGETHER_BASE_COMPAT,
supportsReasoningEffort: true,
thinkingFormat: "openai",
};
const TOGETHER_TOGGLE_REASONING_EFFORT_COMPAT: OpenAICompletionsCompat = {
...TOGETHER_TOGGLE_REASONING_COMPAT,
supportsReasoningEffort: true,
};
const TOGETHER_REASONING_ONLY_MODELS = new Set([
"deepseek-ai/DeepSeek-R1",
"MiniMaxAI/MiniMax-M2.5",
"MiniMaxAI/MiniMax-M2.7",
]);
const TOGETHER_REASONING_EFFORT_MODELS = new Set(["openai/gpt-oss-20b", "openai/gpt-oss-120b"]);
const TOGETHER_TOGGLE_REASONING_EFFORT_MODELS = new Set(["deepseek-ai/DeepSeek-V4-Pro"]);
const TOGETHER_FIXED_REASONING_LEVEL_MAP = {
off: null,
minimal: null,
low: null,
medium: null,
} as const;
const TOGETHER_REASONING_EFFORT_LEVEL_MAP = {
off: null,
minimal: null,
} as const;
const TOGETHER_DEEPSEEK_V4_THINKING_LEVEL_MAP = {
minimal: null,
low: null,
medium: null,
high: "high",
xhigh: null,
} as const;
const TOGETHER_TOGGLE_REASONING_LEVEL_MAP = {
minimal: null,
low: null,
medium: null,
} as const;
const AI_GATEWAY_MODELS_URL = "https://ai-gateway.vercel.sh/v1";
const AI_GATEWAY_BASE_URL = "https://ai-gateway.vercel.sh";
const ZAI_TOOL_STREAM_UNSUPPORTED_MODELS = new Set(["glm-4.5", "glm-4.5-air", "glm-4.5-flash", "glm-4.5v"]);
const EAGER_TOOL_INPUT_STREAMING_UNSUPPORTED_ANTHROPIC_MODELS = new Set([
"github-copilot:claude-haiku-4.5",
"github-copilot:claude-sonnet-4",
"github-copilot:claude-sonnet-4.5",
]);
const DEEPSEEK_V4_THINKING_LEVEL_MAP = {
minimal: null,
low: null,
medium: null,
high: "high",
xhigh: "max",
} as const;
const OPENAI_RESPONSES_NONE_REASONING_MODELS = new Set([
"gpt-5.1",
"gpt-5.2",
"gpt-5.3-codex",
"gpt-5.4",
"gpt-5.4-mini",
"gpt-5.4-nano",
"gpt-5.5",
]);
function mergeThinkingLevelMap(model: Model<any>, map: NonNullable<Model<any>["thinkingLevelMap"]>): void {
model.thinkingLevelMap = { ...model.thinkingLevelMap, ...map };
}
function getTogetherCompat(modelId: string, reasoning: boolean): OpenAICompletionsCompat {
if (!reasoning) return TOGETHER_BASE_COMPAT;
if (TOGETHER_REASONING_EFFORT_MODELS.has(modelId)) return TOGETHER_REASONING_EFFORT_COMPAT;
if (TOGETHER_TOGGLE_REASONING_EFFORT_MODELS.has(modelId)) return TOGETHER_TOGGLE_REASONING_EFFORT_COMPAT;
if (TOGETHER_REASONING_ONLY_MODELS.has(modelId)) return TOGETHER_BASE_COMPAT;
return TOGETHER_TOGGLE_REASONING_COMPAT;
}
function getTogetherThinkingLevelMap(
modelId: string,
reasoning: boolean,
): NonNullable<Model<any>["thinkingLevelMap"]> | undefined {
if (!reasoning) return undefined;
if (TOGETHER_REASONING_EFFORT_MODELS.has(modelId)) return { ...TOGETHER_REASONING_EFFORT_LEVEL_MAP };
if (TOGETHER_TOGGLE_REASONING_EFFORT_MODELS.has(modelId)) return { ...TOGETHER_DEEPSEEK_V4_THINKING_LEVEL_MAP };
if (TOGETHER_REASONING_ONLY_MODELS.has(modelId)) return { ...TOGETHER_FIXED_REASONING_LEVEL_MAP };
return { ...TOGETHER_TOGGLE_REASONING_LEVEL_MAP };
}
function supportsOpenAiXhigh(modelId: string): boolean {
return (
modelId.includes("gpt-5.2") ||
modelId.includes("gpt-5.3") ||
modelId.includes("gpt-5.4") ||
modelId.includes("gpt-5.5")
);
}
function isGoogleThinkingApi(model: Model<any>): boolean {
return model.api === "google-generative-ai" || model.api === "google-vertex";
}
function isGemini3ProModel(modelId: string): boolean {
return /gemini-3(?:\.\d+)?-pro/.test(modelId.toLowerCase());
}
function isGemini3FlashModel(modelId: string): boolean {
return /gemini-3(?:\.\d+)?-flash/.test(modelId.toLowerCase());
}
function isGemma4Model(modelId: string): boolean {
return /gemma-?4/.test(modelId.toLowerCase());
}
function applyThinkingLevelMetadata(model: Model<any>): void {
if (
(model.api === "openai-responses" || model.api === "azure-openai-responses") &&
model.id.startsWith("gpt-5")
) {
mergeThinkingLevelMap(model, { off: null });
}
if (model.provider === "github-copilot" && model.id.startsWith("gpt-5")) {
mergeThinkingLevelMap(model, { minimal: "low" });
}
if (
model.api === "openai-responses" &&
model.provider === "openai" &&
OPENAI_RESPONSES_NONE_REASONING_MODELS.has(model.id)
) {
mergeThinkingLevelMap(model, { off: "none" });
}
if (supportsOpenAiXhigh(model.id)) {
mergeThinkingLevelMap(model, { xhigh: "xhigh" });
}
if (model.id.includes("opus-4-6") || model.id.includes("opus-4.6")) {
mergeThinkingLevelMap(model, { xhigh: "max" });
}
if (model.id.includes("opus-4-7") || model.id.includes("opus-4.7")) {
mergeThinkingLevelMap(model, { xhigh: "xhigh" });
}
if (model.api === "openai-completions" && model.id.includes("deepseek-v4")) {
mergeThinkingLevelMap(model, DEEPSEEK_V4_THINKING_LEVEL_MAP);
}
if (isGoogleThinkingApi(model) && isGemini3ProModel(model.id)) {
mergeThinkingLevelMap(model, { off: null, minimal: null, low: "LOW", medium: null, high: "HIGH" });
}
if (isGoogleThinkingApi(model) && isGemini3FlashModel(model.id)) {
mergeThinkingLevelMap(model, { off: null });
}
if (isGoogleThinkingApi(model) && isGemma4Model(model.id)) {
mergeThinkingLevelMap(model, { off: null, minimal: "MINIMAL", low: null, medium: null, high: "HIGH" });
}
if (model.provider === "groq" && model.id === "qwen/qwen3-32b") {
mergeThinkingLevelMap(model, { minimal: null, low: null, medium: null, high: "default" });
}
if (model.provider === "openai-codex" && supportsOpenAiXhigh(model.id)) {
mergeThinkingLevelMap(model, { minimal: "low" });
}
if (model.provider === "openrouter" && model.id.startsWith("inception/mercury-2")) {
// Mercury 2 in instant mode (reasoning_effort: "none") disables tool calling.
// Mark "off" unsupported so the openai-completions provider omits the reasoning param
// instead of defaulting to {reasoning:{effort:"none"}} (see openai-completions.ts:575).
// Pi's low/medium/high pass through verbatim; OpenRouter normalizes to Mercury's vocabulary.
mergeThinkingLevelMap(model, { off: null });
}
}
function getAnthropicMessagesCompat(provider: string, modelId: string): AnthropicMessagesCompat | undefined {
return EAGER_TOOL_INPUT_STREAMING_UNSUPPORTED_ANTHROPIC_MODELS.has(`${provider}:${modelId}`)
? { supportsEagerToolInputStreaming: false }
: undefined;
}
function getBedrockBaseUrl(modelId: string): string {
return modelId.startsWith("eu.")
? "https://bedrock-runtime.eu-central-1.amazonaws.com"
: "https://bedrock-runtime.us-east-1.amazonaws.com";
}
async function fetchOpenRouterModels(): Promise<Model<any>[]> {
try {
console.log("Fetching models from OpenRouter API...");
const response = await fetch("https://openrouter.ai/api/v1/models");
const data = await response.json();
const models: Model<any>[] = [];
for (const model of data.data) {
// Only include models that support tools
if (!model.supported_parameters?.includes("tools")) continue;
// Parse provider from model ID
let provider: KnownProvider = "openrouter";
let modelKey = model.id;
modelKey = model.id; // Keep full ID for OpenRouter
// Parse input modalities
const input: ("text" | "image")[] = ["text"];
if (model.architecture?.modality?.includes("image")) {
input.push("image");
}
// Convert pricing from $/token to $/million tokens
const inputCost = parseFloat(model.pricing?.prompt || "0") * 1_000_000;
const outputCost = parseFloat(model.pricing?.completion || "0") * 1_000_000;
const cacheReadCost = parseFloat(model.pricing?.input_cache_read || "0") * 1_000_000;
const cacheWriteCost = parseFloat(model.pricing?.input_cache_write || "0") * 1_000_000;
const normalizedModel: Model<any> = {
id: modelKey,
name: model.name,
api: "openai-completions",
baseUrl: "https://openrouter.ai/api/v1",
provider,
reasoning: model.supported_parameters?.includes("reasoning") || false,
input,
cost: {
input: inputCost,
output: outputCost,
cacheRead: cacheReadCost,
cacheWrite: cacheWriteCost,
},
contextWindow: model.context_length || 4096,
maxTokens: model.top_provider?.max_completion_tokens || 4096,
};
models.push(normalizedModel);
}
console.log(`Fetched ${models.length} tool-capable models from OpenRouter`);
return models;
} catch (error) {
console.error("Failed to fetch OpenRouter models:", error);
return [];
}
}
async function fetchAiGatewayModels(): Promise<Model<any>[]> {
try {
console.log("Fetching models from Vercel AI Gateway API...");
const response = await fetch(`${AI_GATEWAY_MODELS_URL}/models`);
const data = await response.json();
const models: Model<any>[] = [];
const toNumber = (value: string | number | undefined): number => {
if (typeof value === "number") {
return Number.isFinite(value) ? value : 0;
}
const parsed = parseFloat(value ?? "0");
return Number.isFinite(parsed) ? parsed : 0;
};
const items = Array.isArray(data.data) ? (data.data as AiGatewayModel[]) : [];
for (const model of items) {
const tags = Array.isArray(model.tags) ? model.tags : [];
// Only include models that support tools
if (!tags.includes("tool-use")) continue;
const input: ("text" | "image")[] = ["text"];
if (tags.includes("vision")) {
input.push("image");
}
const inputCost = toNumber(model.pricing?.input) * 1_000_000;
const outputCost = toNumber(model.pricing?.output) * 1_000_000;
const cacheReadCost = toNumber(model.pricing?.input_cache_read) * 1_000_000;
const cacheWriteCost = toNumber(model.pricing?.input_cache_write) * 1_000_000;
models.push({
id: model.id,
name: model.name || model.id,
api: "anthropic-messages",
baseUrl: AI_GATEWAY_BASE_URL,
provider: "vercel-ai-gateway",
reasoning: tags.includes("reasoning"),
input,
cost: {
input: inputCost,
output: outputCost,
cacheRead: cacheReadCost,
cacheWrite: cacheWriteCost,
},
contextWindow: model.context_window || 4096,
maxTokens: model.max_tokens || 4096,
});
}
console.log(`Fetched ${models.length} tool-capable models from Vercel AI Gateway`);
return models;
} catch (error) {
console.error("Failed to fetch Vercel AI Gateway models:", error);
return [];
}
}
async function loadModelsDevData(): Promise<Model<any>[]> {
try {
console.log("Fetching models from models.dev API...");
const response = await fetch("https://models.dev/api.json");
const data = await response.json();
const models: Model<any>[] = [];
// Process Amazon Bedrock models
if (data["amazon-bedrock"]?.models) {
for (const [modelId, model] of Object.entries(data["amazon-bedrock"].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
let id = modelId;
if (id.startsWith("ai21.jamba")) {
// These models doesn't support tool use in streaming mode
continue;
}
if (id.startsWith("mistral.mistral-7b-instruct-v0")) {
// These models doesn't support system messages
continue;
}
models.push({
id,
name: m.name || id,
api: "bedrock-converse-stream" as const,
provider: "amazon-bedrock" as const,
baseUrl: getBedrockBaseUrl(id),
reasoning: m.reasoning === true,
input: (m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"]) as ("text" | "image")[],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Anthropic models
if (data.anthropic?.models) {
for (const [modelId, model] of Object.entries(data.anthropic.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "anthropic-messages",
provider: "anthropic",
baseUrl: "https://api.anthropic.com",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Google models
if (data.google?.models) {
for (const [modelId, model] of Object.entries(data.google.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "google-generative-ai",
provider: "google",
baseUrl: "https://generativelanguage.googleapis.com/v1beta",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process OpenAI models
if (data.openai?.models) {
for (const [modelId, model] of Object.entries(data.openai.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-responses",
provider: "openai",
baseUrl: "https://api.openai.com/v1",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Groq models
if (data.groq?.models) {
for (const [modelId, model] of Object.entries(data.groq.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "groq",
baseUrl: "https://api.groq.com/openai/v1",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Cerebras models
if (data.cerebras?.models) {
for (const [modelId, model] of Object.entries(data.cerebras.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "cerebras",
baseUrl: "https://api.cerebras.ai/v1",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Cloudflare Workers AI models
if (data["cloudflare-workers-ai"]?.models) {
for (const [modelId, model] of Object.entries(data["cloudflare-workers-ai"].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "cloudflare-workers-ai",
baseUrl: CLOUDFLARE_WORKERS_AI_BASE_URL,
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
compat: { sendSessionAffinityHeaders: true },
});
}
}
// Process Cloudflare AI Gateway models
if (data["cloudflare-ai-gateway"]?.models) {
for (const [prefixedId, model] of Object.entries(data["cloudflare-ai-gateway"].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
const slashIdx = prefixedId.indexOf("/");
if (slashIdx === -1) continue;
const upstream = prefixedId.slice(0, slashIdx);
const nativeId = prefixedId.slice(slashIdx + 1);
let api: "anthropic-messages" | "openai-completions" | "openai-responses";
let baseUrl: string;
let id: string;
if (upstream === "openai") {
api = "openai-responses";
baseUrl = CLOUDFLARE_AI_GATEWAY_OPENAI_BASE_URL;
id = nativeId;
} else if (upstream === "anthropic") {
api = "anthropic-messages";
baseUrl = CLOUDFLARE_AI_GATEWAY_ANTHROPIC_BASE_URL;
id = nativeId;
} else if (upstream === "workers-ai") {
api = "openai-completions";
baseUrl = CLOUDFLARE_AI_GATEWAY_COMPAT_BASE_URL;
id = prefixedId;
} else {
continue;
}
// workers-ai/* through the gateway forwards x-session-affinity to
// the underlying Workers AI runtime for prefix-cache routing.
const compat = upstream === "workers-ai" ? { sendSessionAffinityHeaders: true } : undefined;
models.push({
id,
name: m.name || id,
api,
provider: "cloudflare-ai-gateway",
baseUrl,
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
...(compat ? { compat } : {}),
});
}
}
// Process xAi models
if (data.xai?.models) {
for (const [modelId, model] of Object.entries(data.xai.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "xai",
baseUrl: "https://api.x.ai/v1",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process zAi models
if (data["zai-coding-plan"]?.models) {
for (const [modelId, model] of Object.entries(data["zai-coding-plan"].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
const supportsImage = m.modalities?.input?.includes("image");
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "zai",
baseUrl: "https://api.z.ai/api/coding/paas/v4",
reasoning: m.reasoning === true,
input: supportsImage ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
compat: {
supportsDeveloperRole: false,
thinkingFormat: "zai",
...(!ZAI_TOOL_STREAM_UNSUPPORTED_MODELS.has(modelId) ? { zaiToolStream: true } : {}),
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Mistral models
if (data.mistral?.models) {
for (const [modelId, model] of Object.entries(data.mistral.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "mistral-conversations",
provider: "mistral",
baseUrl: "https://api.mistral.ai",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Hugging Face models
if (data.huggingface?.models) {
for (const [modelId, model] of Object.entries(data.huggingface.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "huggingface",
baseUrl: "https://router.huggingface.co/v1",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
compat: {
supportsDeveloperRole: false,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Fireworks models
if (data["fireworks-ai"]?.models) {
for (const [modelId, model] of Object.entries(data["fireworks-ai"].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "anthropic-messages",
provider: "fireworks",
// Fireworks Anthropic-compatible API - SDK appends /v1/messages
baseUrl: "https://api.fireworks.ai/inference",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
// Fireworks prompt caching uses automatic prefix matching + session affinity.
// x-session-affinity routes requests to the same replica for cache hits.
// cache_control on tools and eager_input_streaming are not supported.
// See: https://docs.fireworks.ai/tools-sdks/anthropic-compatibility
compat: {
sendSessionAffinityHeaders: true,
supportsEagerToolInputStreaming: false,
supportsCacheControlOnTools: false,
supportsLongCacheRetention: false,
},
});
}
}
// Process Together AI models
const togetherProvider = data.together ?? data.togetherai ?? data["together-ai"];
if (togetherProvider?.models) {
for (const [modelId, model] of Object.entries(togetherProvider.models)) {
const m = model as ModelsDevModel & { status?: string };
if (m.tool_call !== true) continue;
if (m.status === "deprecated") continue;
const reasoning = m.reasoning === true;
const thinkingLevelMap = getTogetherThinkingLevelMap(modelId, reasoning);
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider: "together",
baseUrl: TOGETHER_BASE_URL,
reasoning,
...(thinkingLevelMap ? { thinkingLevelMap } : {}),
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
compat: getTogetherCompat(modelId, reasoning),
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process OpenCode models (Zen and Go)
// API mapping based on provider.npm field:
// - @ai-sdk/openai → openai-responses
// - @ai-sdk/anthropic → anthropic-messages
// - @ai-sdk/google → google-generative-ai
// - null/undefined/@ai-sdk/openai-compatible → openai-completions
const opencodeVariants = [
{ key: "opencode", provider: "opencode", basePath: "https://opencode.ai/zen" },
{ key: "opencode-go", provider: "opencode-go", basePath: "https://opencode.ai/zen/go" },
] as const;
for (const variant of opencodeVariants) {
if (!data[variant.key]?.models) continue;
for (const [modelId, model] of Object.entries(data[variant.key].models)) {
const m = model as ModelsDevModel & { status?: string };
if (m.tool_call !== true) continue;
if (m.status === "deprecated") continue;
const npm = m.provider?.npm;
let api: Api;
let baseUrl: string;
let compat: OpenAICompletionsCompat | undefined;
if (npm === "@ai-sdk/openai") {
api = "openai-responses";
baseUrl = `${variant.basePath}/v1`;
} else if (npm === "@ai-sdk/anthropic") {
api = "anthropic-messages";
// Anthropic SDK appends /v1/messages to baseURL
baseUrl = variant.basePath;
} else if (npm === "@ai-sdk/google") {
api = "google-generative-ai";
baseUrl = `${variant.basePath}/v1`;
} else if (npm === "@ai-sdk/alibaba") {
api = "openai-completions";
baseUrl = `${variant.basePath}/v1`;
compat = { cacheControlFormat: "anthropic" };
} else {
// null, undefined, or @ai-sdk/openai-compatible
api = "openai-completions";
baseUrl = `${variant.basePath}/v1`;
}
// Fix known mismatches between models.dev npm data and actual
// OpenCode Go endpoint behaviour. models.dev reports these models
// as @ai-sdk/anthropic, but the OpenCode Go endpoints either don't
// accept Anthropic SDK auth (MiniMax M2.7) or are served through
// the OpenAI-compatible /v1/chat/completions path (Qwen 3.5/3.6).
// Switch them to openai-completions so requests use Bearer auth
// and the standard /v1/chat/completions endpoint.
if (variant.provider === "opencode-go") {
if (modelId === "minimax-m2.7") {
api = "openai-completions";
baseUrl = `${variant.basePath}/v1`;
}
if (modelId === "qwen3.5-plus" || modelId === "qwen3.6-plus") {
api = "openai-completions";
baseUrl = `${variant.basePath}/v1`;
// Qwen/DashScope uses enable_thinking at the top level.
compat = { ...(compat ?? {}), thinkingFormat: "qwen" };
}
}
models.push({
id: modelId,
name: m.name || modelId,
api,
provider: variant.provider,
baseUrl,
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
...(compat ? { compat } : {}),
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process GitHub Copilot models
if (data["github-copilot"]?.models) {
for (const [modelId, model] of Object.entries(data["github-copilot"].models)) {
const m = model as ModelsDevModel & { status?: string };
if (m.tool_call !== true) continue;
if (m.status === "deprecated") continue;
// Claude 4.x models route to Anthropic Messages API
const isCopilotClaude4 = /^claude-(haiku|sonnet|opus)-4([.\-]|$)/.test(modelId);
// gpt-5 models require responses API, others use completions
const needsResponsesApi = modelId.startsWith("gpt-5") || modelId.startsWith("oswe");
const api: Api = isCopilotClaude4
? "anthropic-messages"
: needsResponsesApi
? "openai-responses"
: "openai-completions";
const anthropicCompat =
api === "anthropic-messages" ? getAnthropicMessagesCompat("github-copilot", modelId) : undefined;
const copilotModel: Model<any> = {
id: modelId,
name: m.name || modelId,
api,
provider: "github-copilot",
baseUrl: "https://api.individual.githubcopilot.com",
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 128000,
maxTokens: m.limit?.output || 8192,
headers: { ...COPILOT_STATIC_HEADERS },
...(anthropicCompat ? { compat: anthropicCompat } : {}),
// compat only applies to openai-completions
...(api === "openai-completions" ? {
compat: {
supportsStore: false,
supportsDeveloperRole: false,
supportsReasoningEffort: false,
},
} : {}),
};
models.push(copilotModel);
}
}
// Process MiniMax models
const minimaxVariants = [
{ key: "minimax", provider: "minimax", baseUrl: "https://api.minimax.io/anthropic" },
{ key: "minimax-cn", provider: "minimax-cn", baseUrl: "https://api.minimaxi.com/anthropic" },
] as const;
for (const { key, provider, baseUrl } of minimaxVariants) {
if (data[key]?.models) {
for (const [modelId, model] of Object.entries(data[key].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "anthropic-messages",
provider,
// MiniMax's Anthropic-compatible API - SDK appends /v1/messages
baseUrl,
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
}
// Process Kimi For Coding models
if (data["kimi-for-coding"]?.models) {
const kimiModels = data["kimi-for-coding"].models as Record<string, ModelsDevModel>;
const hasCanonicalModel = Object.prototype.hasOwnProperty.call(kimiModels, "kimi-for-coding");
const kimiAliases = new Set(["k2p5", "k2p6"]);
for (const [modelId, model] of Object.entries(kimiModels)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
// models.dev may expose versioned aliases (e.g. k2p5/k2p6).
// Normalize aliases to the canonical model id and drop duplicates when canonical exists.
if (kimiAliases.has(modelId) && hasCanonicalModel) continue;
const normalizedId = kimiAliases.has(modelId) ? "kimi-for-coding" : modelId;
const normalizedName = kimiAliases.has(modelId) ? "Kimi For Coding" : m.name || normalizedId;
models.push({
id: normalizedId,
name: normalizedName,
api: "anthropic-messages",
provider: "kimi-coding",
// Kimi For Coding's Anthropic-compatible API - SDK appends /v1/messages
baseUrl: "https://api.kimi.com/coding",
headers: { ...KIMI_STATIC_HEADERS },
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
// Process Moonshot AI models
const moonshotVariants = [
{ key: "moonshotai", provider: "moonshotai", baseUrl: "https://api.moonshot.ai/v1" },
{ key: "moonshotai-cn", provider: "moonshotai-cn", baseUrl: "https://api.moonshot.cn/v1" },
] as const;
const moonshotCompat: OpenAICompletionsCompat = {
supportsStore: false,
supportsDeveloperRole: false,
supportsReasoningEffort: false,
maxTokensField: "max_tokens",
supportsStrictMode: false,
};
for (const { key, provider, baseUrl } of moonshotVariants) {
if (!data[key]?.models) continue;
for (const [modelId, model] of Object.entries(data[key].models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider,
baseUrl,
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
compat: moonshotCompat,
});
}
}
// Process Xiaomi MiMo models
// Built-in `xiaomi` targets the API billing endpoint (single stable URL,
// keys from platform.xiaomimimo.com). The three `xiaomi-token-plan-*`
// providers cover prepaid Token Plan endpoints in cn / ams / sgp.
const xiaomiCompat: OpenAICompletionsCompat = {
requiresReasoningContentOnAssistantMessages: true,
thinkingFormat: "deepseek",
};
const xiaomiVariants = [
{ provider: "xiaomi", baseUrl: "https://api.xiaomimimo.com/v1" },
{ provider: "xiaomi-token-plan-cn", baseUrl: "https://token-plan-cn.xiaomimimo.com/v1" },
{ provider: "xiaomi-token-plan-ams", baseUrl: "https://token-plan-ams.xiaomimimo.com/v1" },
{ provider: "xiaomi-token-plan-sgp", baseUrl: "https://token-plan-sgp.xiaomimimo.com/v1" },
] as const;
if (data.xiaomi?.models) {
for (const { provider, baseUrl } of xiaomiVariants) {
for (const [modelId, model] of Object.entries(data.xiaomi.models)) {
const m = model as ModelsDevModel;
if (m.tool_call !== true) continue;
models.push({
id: modelId,
name: m.name || modelId,
api: "openai-completions",
provider,
baseUrl,
compat: xiaomiCompat,
reasoning: m.reasoning === true,
input: m.modalities?.input?.includes("image") ? ["text", "image"] : ["text"],
cost: {
input: m.cost?.input || 0,
output: m.cost?.output || 0,
cacheRead: m.cost?.cache_read || 0,
cacheWrite: m.cost?.cache_write || 0,
},
contextWindow: m.limit?.context || 4096,
maxTokens: m.limit?.output || 4096,
});
}
}
}
console.log(`Loaded ${models.length} tool-capable models from models.dev`);
return models;
} catch (error) {
console.error("Failed to load models.dev data:", error);
return [];
}
}
async function generateModels() {
// Fetch models from both sources
// models.dev: Anthropic, Google, OpenAI, Groq, Cerebras
// OpenRouter: xAI and other providers (excluding Anthropic, Google, OpenAI)
// AI Gateway: OpenAI-compatible catalog with tool-capable models
const modelsDevModels = await loadModelsDevData();
const openRouterModels = await fetchOpenRouterModels();
const aiGatewayModels = await fetchAiGatewayModels();
// Combine models (models.dev has priority)
const allModels = [...modelsDevModels, ...openRouterModels, ...aiGatewayModels].filter(
(model) =>
!((model.provider === "opencode" || model.provider === "opencode-go") && model.id === "gpt-5.3-codex-spark"),
);
// Fix incorrect cache pricing for Claude Opus 4.5 from models.dev
// models.dev has 3x the correct pricing (1.5/18.75 instead of 0.5/6.25)
const opus45 = allModels.find(m => m.provider === "anthropic" && m.id === "claude-opus-4-5");
if (opus45) {
opus45.cost.cacheRead = 0.5;
opus45.cost.cacheWrite = 6.25;
}
// Temporary overrides until upstream model metadata is corrected.
for (const candidate of allModels) {
if (candidate.provider === "amazon-bedrock" && candidate.id.includes("anthropic.claude-opus-4-6-v1")) {
candidate.cost.cacheRead = 0.5;
candidate.cost.cacheWrite = 6.25;
}
if (
(candidate.provider === "anthropic" ||
candidate.provider === "opencode" ||
candidate.provider === "opencode-go" ||
candidate.provider === "github-copilot") &&
(candidate.id === "claude-opus-4-6" ||
candidate.id === "claude-sonnet-4-6" ||
candidate.id === "claude-opus-4.6" ||
candidate.id === "claude-sonnet-4.6")
) {
candidate.contextWindow = 1000000;
}
// OpenCode variants list Claude Sonnet 4/4.5 with 1M context, actual limit is 200K
if (
(candidate.provider === "opencode" || candidate.provider === "opencode-go") &&
(candidate.id === "claude-sonnet-4-5" || candidate.id === "claude-sonnet-4")
) {
candidate.contextWindow = 200000;
}
if ((candidate.provider === "opencode" || candidate.provider === "opencode-go") && candidate.id === "gpt-5.4") {
candidate.contextWindow = 272000;
candidate.maxTokens = 128000;
}
if (candidate.provider === "openai" && (candidate.id === "gpt-5.4" || candidate.id === "gpt-5.5")) {
candidate.contextWindow = 272000;
candidate.maxTokens = 128000;
}
// Keep selected OpenRouter model metadata stable until upstream settles.
if (candidate.provider === "openrouter" && candidate.id === "moonshotai/kimi-k2.5") {
candidate.cost.input = 0.41;
candidate.cost.output = 2.06;
candidate.cost.cacheRead = 0.07;
candidate.maxTokens = 4096;
}
if (candidate.provider === "openrouter" && candidate.id === "z-ai/glm-5") {
candidate.cost.input = 0.6;
candidate.cost.output = 1.9;
candidate.cost.cacheRead = 0.119;
}
}
// Add missing EU Opus 4.6 profile
if (!allModels.some((m) => m.provider === "amazon-bedrock" && m.id === "eu.anthropic.claude-opus-4-6-v1")) {
allModels.push({
id: "eu.anthropic.claude-opus-4-6-v1",
name: "Claude Opus 4.6 (EU)",
api: "bedrock-converse-stream",
provider: "amazon-bedrock",
baseUrl: getBedrockBaseUrl("eu.anthropic.claude-opus-4-6-v1"),
reasoning: true,
input: ["text", "image"],
cost: {
input: 5,
output: 25,
cacheRead: 0.5,
cacheWrite: 6.25,
},
contextWindow: 200000,
maxTokens: 128000,
});
}
// Add missing Claude Opus 4.6
if (!allModels.some(m => m.provider === "anthropic" && m.id === "claude-opus-4-6")) {
allModels.push({
id: "claude-opus-4-6",
name: "Claude Opus 4.6",
api: "anthropic-messages",
baseUrl: "https://api.anthropic.com",
provider: "anthropic",
reasoning: true,
input: ["text", "image"],
cost: {
input: 5,
output: 25,
cacheRead: 0.5,
cacheWrite: 6.25,
},
contextWindow: 1000000,
maxTokens: 128000,
});
}
// Add missing Claude Opus 4.7
if (!allModels.some(m => m.provider === "anthropic" && m.id === "claude-opus-4-7")) {
allModels.push({
id: "claude-opus-4-7",
name: "Claude Opus 4.7",
api: "anthropic-messages",
baseUrl: "https://api.anthropic.com",
provider: "anthropic",
reasoning: true,
input: ["text", "image"],
cost: {
input: 5,
output: 25,
cacheRead: 0.5,
cacheWrite: 6.25,
},
contextWindow: 1000000,
maxTokens: 128000,
});
}
// Add missing Claude Sonnet 4.6
if (!allModels.some(m => m.provider === "anthropic" && m.id === "claude-sonnet-4-6")) {
allModels.push({
id: "claude-sonnet-4-6",
name: "Claude Sonnet 4.6",
api: "anthropic-messages",
baseUrl: "https://api.anthropic.com",
provider: "anthropic",
reasoning: true,
input: ["text", "image"],
cost: {
input: 3,
output: 15,
cacheRead: 0.3,
cacheWrite: 3.75,
},
contextWindow: 1000000,
maxTokens: 64000,
});
}
// Add missing Gemini 3.1 Flash Lite Preview until models.dev includes it.
if (!allModels.some((m) => m.provider === "google" && m.id === "gemini-3.1-flash-lite-preview")) {
allModels.push({
id: "gemini-3.1-flash-lite-preview",
name: "Gemini 3.1 Flash Lite Preview",
api: "google-generative-ai",
baseUrl: "https://generativelanguage.googleapis.com/v1beta",
provider: "google",
reasoning: true,
input: ["text", "image"],
cost: {
input: 0,
output: 0,
cacheRead: 0,
cacheWrite: 0,
},
contextWindow: 1048576,
maxTokens: 65536,
});
}
// Add missing gpt models
if (!allModels.some(m => m.provider === "openai" && m.id === "gpt-5-chat-latest")) {
allModels.push({
id: "gpt-5-chat-latest",
name: "GPT-5 Chat Latest",
api: "openai-responses",
baseUrl: "https://api.openai.com/v1",
provider: "openai",
reasoning: false,
input: ["text", "image"],
cost: {
input: 1.25,
output: 10,
cacheRead: 0.125,
cacheWrite: 0,
},
contextWindow: 128000,
maxTokens: 16384,
});
}
if (!allModels.some(m => m.provider === "openai" && m.id === "gpt-5.1-codex")) {
allModels.push({
id: "gpt-5.1-codex",
name: "GPT-5.1 Codex",
api: "openai-responses",
baseUrl: "https://api.openai.com/v1",
provider: "openai",
reasoning: true,
input: ["text", "image"],
cost: {
input: 1.25,
output: 5,
cacheRead: 0.125,
cacheWrite: 1.25,
},
contextWindow: 400000,
maxTokens: 128000,
});
}
if (!allModels.some(m => m.provider === "openai" && m.id === "gpt-5.1-codex-max")) {
allModels.push({
id: "gpt-5.1-codex-max",
name: "GPT-5.1 Codex Max",
api: "openai-responses",
baseUrl: "https://api.openai.com/v1",
provider: "openai",
reasoning: true,
input: ["text", "image"],
cost: {
input: 1.25,
output: 10,
cacheRead: 0.125,
cacheWrite: 0,
},
contextWindow: 400000,
maxTokens: 128000,
});
}
if (!allModels.some(m => m.provider === "openai" && m.id === "gpt-5.3-codex-spark")) {
allModels.push({
id: "gpt-5.3-codex-spark",
name: "GPT-5.3 Codex Spark",
api: "openai-responses",
baseUrl: "https://api.openai.com/v1",
provider: "openai",
reasoning: true,
input: ["text"],
cost: {
input: 0,
output: 0,
cacheRead: 0,
cacheWrite: 0,
},
contextWindow: 128000,
maxTokens: 16384,
});
}
// Add missing GitHub Copilot GPT-5.3 models until models.dev includes them.
const copilotBaseModel = allModels.find(
(m) => m.provider === "github-copilot" && m.id === "gpt-5.2-codex",
);
if (copilotBaseModel) {
if (!allModels.some((m) => m.provider === "github-copilot" && m.id === "gpt-5.3-codex")) {
allModels.push({
...copilotBaseModel,
id: "gpt-5.3-codex",
name: "GPT-5.3 Codex",
});
}
}
if (!allModels.some((m) => m.provider === "openai" && m.id === "gpt-5.4")) {
allModels.push({
id: "gpt-5.4",
name: "GPT-5.4",
api: "openai-responses",
baseUrl: "https://api.openai.com/v1",
provider: "openai",
reasoning: true,
input: ["text", "image"],
cost: {
input: 2.5,
output: 15,
cacheRead: 0.25,
cacheWrite: 0,
},
contextWindow: 272000,
maxTokens: 128000,
});
}
const deepseekCompat: OpenAICompletionsCompat = {
requiresReasoningContentOnAssistantMessages: true,
thinkingFormat: "deepseek",
};
const deepseekV4Models: Model<"openai-completions">[] = [
{
id: "deepseek-v4-flash",
name: "DeepSeek V4 Flash",
api: "openai-completions",
baseUrl: "https://api.deepseek.com",
provider: "deepseek",
reasoning: true,
input: ["text"],
cost: {
input: 0.14,
output: 0.28,
cacheRead: 0.0028,
cacheWrite: 0,
},
contextWindow: 1000000,
maxTokens: 384000,
compat: deepseekCompat,
},
{
id: "deepseek-v4-pro",
name: "DeepSeek V4 Pro",
api: "openai-completions",
baseUrl: "https://api.deepseek.com",
provider: "deepseek",
reasoning: true,
input: ["text"],
cost: {
input: 0.435,
output: 0.87,
cacheRead: 0.003625,
cacheWrite: 0,
},
contextWindow: 1000000,
maxTokens: 384000,
compat: deepseekCompat,
},
];
allModels.push(...deepseekV4Models);
for (const candidate of allModels) {
if (candidate.api === "openai-completions" && candidate.id.includes("deepseek-v4")) {
candidate.compat = {
...candidate.compat,
...(candidate.provider === "openrouter"
? {
requiresReasoningContentOnAssistantMessages:
deepseekCompat.requiresReasoningContentOnAssistantMessages,
thinkingFormat: deepseekCompat.thinkingFormat,
}
: deepseekCompat),
};
mergeThinkingLevelMap(candidate, DEEPSEEK_V4_THINKING_LEVEL_MAP);
}
}
const minimaxDirectSupportedIds = new Set(["MiniMax-M2.7", "MiniMax-M2.7-highspeed"]);
for (const candidate of allModels) {
if (
(candidate.provider === "minimax" || candidate.provider === "minimax-cn") &&
minimaxDirectSupportedIds.has(candidate.id)
) {
candidate.contextWindow = 204800;
candidate.maxTokens = 131072;
}
}
for (let i = allModels.length - 1; i >= 0; i--) {
const candidate = allModels[i];
if (
(candidate.provider === "minimax" || candidate.provider === "minimax-cn") &&
!minimaxDirectSupportedIds.has(candidate.id)
) {
allModels.splice(i, 1);
}
}
// OpenAI Codex (ChatGPT OAuth) models
// NOTE: These are not fetched from models.dev; we keep a small, explicit list to avoid aliases.
// Context window is based on observed server limits (400s above ~272k), not marketing numbers.
const CODEX_BASE_URL = "https://chatgpt.com/backend-api";
const CODEX_CONTEXT = 272000;
const CODEX_MAX_TOKENS = 128000;
const codexModels: Model<"openai-codex-responses">[] = [
{
id: "gpt-5.2",
name: "GPT-5.2",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 1.75, output: 14, cacheRead: 0.175, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.3-codex",
name: "GPT-5.3 Codex",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 1.75, output: 14, cacheRead: 0.175, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.3-codex-spark",
name: "GPT-5.3 Codex Spark",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text"],
cost: { input: 1.75, output: 14, cacheRead: 0.175, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.4",
name: "GPT-5.4",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 2.5, output: 15, cacheRead: 0.25, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.4-mini",
name: "GPT-5.4 mini",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 0.75, output: 4.5, cacheRead: 0.075, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
{
id: "gpt-5.5",
name: "GPT-5.5",
api: "openai-codex-responses",
provider: "openai-codex",
baseUrl: CODEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 5, output: 30, cacheRead: 0.5, cacheWrite: 0 },
contextWindow: CODEX_CONTEXT,
maxTokens: CODEX_MAX_TOKENS,
},
];
allModels.push(...codexModels);
// Add missing Grok models
const missingGrokModels: Model<"openai-completions">[] = [
{
id: "grok-3",
name: "Grok 3",
api: "openai-completions",
baseUrl: "https://api.x.ai/v1",
provider: "xai",
reasoning: false,
input: ["text"],
cost: { input: 3, output: 15, cacheRead: 0.75, cacheWrite: 0 },
contextWindow: 131072,
maxTokens: 8192,
},
{
id: "grok-3-fast",
name: "Grok 3 Fast",
api: "openai-completions",
baseUrl: "https://api.x.ai/v1",
provider: "xai",
reasoning: false,
input: ["text"],
cost: { input: 5, output: 25, cacheRead: 1.25, cacheWrite: 0 },
contextWindow: 131072,
maxTokens: 8192,
},
{
id: "grok-code-fast-1",
name: "Grok Code Fast 1",
api: "openai-completions",
baseUrl: "https://api.x.ai/v1",
provider: "xai",
reasoning: false,
input: ["text"],
cost: {
input: 0.2,
output: 1.5,
cacheRead: 0.02,
cacheWrite: 0,
},
contextWindow: 32768,
maxTokens: 8192,
},
];
for (const model of missingGrokModels) {
if (!allModels.some(m => m.provider === model.provider && m.id === model.id)) {
allModels.push(model);
}
}
// Add missing Mistral Medium 3.5 model until models.dev includes it
if (!allModels.some(m => m.provider === "mistral" && m.id === "mistral-medium-3.5")) {
allModels.push({
id: "mistral-medium-3.5",
name: "Mistral Medium 3.5",
api: "mistral-conversations",
provider: "mistral",
baseUrl: "https://api.mistral.ai",
reasoning: true,
input: ["text", "image"],
cost: {
input: 1.5,
output: 7.5,
cacheRead: 0,
cacheWrite: 0,
},
contextWindow: 262144, // 256k tokens
maxTokens: 262144,
});
}
// Add "auto" alias for openrouter/auto
if (!allModels.some(m => m.provider === "openrouter" && m.id === "auto")) {
allModels.push({
id: "auto",
name: "Auto",
api: "openai-completions",
provider: "openrouter",
baseUrl: "https://openrouter.ai/api/v1",
reasoning: true,
input: ["text", "image"],
cost: {
// we dont know about the costs because OpenRouter auto routes to different models
// and then charges you for the underlying used model
input:0,
output:0,
cacheRead:0,
cacheWrite:0,
},
contextWindow: 2000000,
maxTokens: 30000,
});
}
const VERTEX_BASE_URL = "https://{location}-aiplatform.googleapis.com";
const vertexModels: Model<"google-vertex">[] = [
{
id: "gemini-3-pro-preview",
name: "Gemini 3 Pro Preview (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 2, output: 12, cacheRead: 0.2, cacheWrite: 0 },
contextWindow: 1000000,
maxTokens: 64000,
},
{
id: "gemini-3.1-pro-preview",
name: "Gemini 3.1 Pro Preview (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 2, output: 12, cacheRead: 0.2, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-3.1-pro-preview-customtools",
name: "Gemini 3.1 Pro Preview Custom Tools (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 2, output: 12, cacheRead: 0.2, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-3-flash-preview",
name: "Gemini 3 Flash Preview (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 0.5, output: 3, cacheRead: 0.05, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-2.0-flash",
name: "Gemini 2.0 Flash (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: false,
input: ["text", "image"],
cost: { input: 0.15, output: 0.6, cacheRead: 0.0375, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 8192,
},
{
id: "gemini-2.0-flash-lite",
name: "Gemini 2.0 Flash Lite (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 0.075, output: 0.3, cacheRead: 0.01875, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-2.5-pro",
name: "Gemini 2.5 Pro (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 1.25, output: 10, cacheRead: 0.125, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-2.5-flash",
name: "Gemini 2.5 Flash (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 0.3, output: 2.5, cacheRead: 0.03, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-2.5-flash-lite-preview-09-2025",
name: "Gemini 2.5 Flash Lite Preview 09-25 (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 0.1, output: 0.4, cacheRead: 0.01, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-2.5-flash-lite",
name: "Gemini 2.5 Flash Lite (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: true,
input: ["text", "image"],
cost: { input: 0.1, output: 0.4, cacheRead: 0.01, cacheWrite: 0 },
contextWindow: 1048576,
maxTokens: 65536,
},
{
id: "gemini-1.5-pro",
name: "Gemini 1.5 Pro (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: false,
input: ["text", "image"],
cost: { input: 1.25, output: 5, cacheRead: 0.3125, cacheWrite: 0 },
contextWindow: 1000000,
maxTokens: 8192,
},
{
id: "gemini-1.5-flash",
name: "Gemini 1.5 Flash (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: false,
input: ["text", "image"],
cost: { input: 0.075, output: 0.3, cacheRead: 0.01875, cacheWrite: 0 },
contextWindow: 1000000,
maxTokens: 8192,
},
{
id: "gemini-1.5-flash-8b",
name: "Gemini 1.5 Flash-8B (Vertex)",
api: "google-vertex",
provider: "google-vertex",
baseUrl: VERTEX_BASE_URL,
reasoning: false,
input: ["text", "image"],
cost: { input: 0.0375, output: 0.15, cacheRead: 0.01, cacheWrite: 0 },
contextWindow: 1000000,
maxTokens: 8192,
},
];
allModels.push(...vertexModels);
const azureOpenAiModels: Model<Api>[] = allModels
.filter((model) => model.provider === "openai" && model.api === "openai-responses")
.map((model) => ({
...model,
api: "azure-openai-responses",
provider: "azure-openai-responses",
baseUrl: "",
}));
allModels.push(...azureOpenAiModels);
for (const model of allModels) {
applyThinkingLevelMetadata(model);
}
// Group by provider and deduplicate by model ID
const providers: Record<string, Record<string, Model<any>>> = {};
for (const model of allModels) {
if (!providers[model.provider]) {
providers[model.provider] = {};
}
// Use model ID as key to automatically deduplicate
// Only add if not already present (models.dev takes priority over OpenRouter)
if (!providers[model.provider][model.id]) {
providers[model.provider][model.id] = model;
}
}
// Generate TypeScript file
let output = `// This file is auto-generated by scripts/generate-models.ts
// Do not edit manually - run 'npm run generate-models' to update
import type { Model } from "./types.ts";
export const MODELS = {
`;
// Generate provider sections (sorted for deterministic output)
const sortedProviderIds = Object.keys(providers).sort();
for (const providerId of sortedProviderIds) {
const models = providers[providerId];
output += `\t${JSON.stringify(providerId)}: {\n`;
const sortedModelIds = Object.keys(models).sort();
for (const modelId of sortedModelIds) {
const model = models[modelId];
output += `\t\t"${model.id}": {\n`;
output += `\t\t\tid: "${model.id}",\n`;
output += `\t\t\tname: "${model.name}",\n`;
output += `\t\t\tapi: "${model.api}",\n`;
output += `\t\t\tprovider: "${model.provider}",\n`;
if (model.baseUrl !== undefined) {
output += `\t\t\tbaseUrl: "${model.baseUrl}",\n`;
}
if (model.headers) {
output += `\t\t\theaders: ${JSON.stringify(model.headers)},\n`;
}
if (model.compat) {
output += ` compat: ${JSON.stringify(model.compat)},
`;
}
output += `\t\t\treasoning: ${model.reasoning},\n`;
if (model.thinkingLevelMap) {
output += `\t\t\tthinkingLevelMap: ${JSON.stringify(model.thinkingLevelMap)},\n`;
}
output += `\t\t\tinput: [${model.input.map(i => `"${i}"`).join(", ")}],\n`;
output += `\t\t\tcost: {\n`;
output += `\t\t\t\tinput: ${model.cost.input},\n`;
output += `\t\t\t\toutput: ${model.cost.output},\n`;
output += `\t\t\t\tcacheRead: ${model.cost.cacheRead},\n`;
output += `\t\t\t\tcacheWrite: ${model.cost.cacheWrite},\n`;
output += `\t\t\t},\n`;
output += `\t\t\tcontextWindow: ${model.contextWindow},\n`;
output += `\t\t\tmaxTokens: ${model.maxTokens},\n`;
output += `\t\t} satisfies Model<"${model.api}">,\n`;
}
output += `\t},\n`;
}
output += `} as const;
`;
// Write file
writeFileSync(join(packageRoot, "src/models.generated.ts"), output);
console.log("Generated src/models.generated.ts");
// Print statistics
const totalModels = allModels.length;
const reasoningModels = allModels.filter(m => m.reasoning).length;
console.log(`\nModel Statistics:`);
console.log(` Total tool-capable models: ${totalModels}`);
console.log(` Reasoning-capable models: ${reasoningModels}`);
for (const [provider, models] of Object.entries(providers)) {
console.log(` ${provider}: ${Object.keys(models).length} models`);
}
}
// Run the generator
generateModels().catch(console.error);