diff --git a/packages/opencode/src/tool/registry.ts b/packages/opencode/src/tool/registry.ts
index fc24aa35e7..2547daee6e 100644
--- a/packages/opencode/src/tool/registry.ts
+++ b/packages/opencode/src/tool/registry.ts
@@ -40,6 +40,7 @@ import { CrossSpawnSpawner } from "@opencode-ai/core/cross-spawn-spawner"
 import { Ripgrep } from "../file/ripgrep"
 import { Format } from "../format"
 import { InstanceState } from "@/effect/instance-state"
+import { EffectBridge } from "@/effect/bridge"
 import { Question } from "../question"
 import { Todo } from "../session/todo"
 import { LSP } from "@/lsp/lsp"
@@ -158,9 +159,12 @@ export const layer: Layer.Layer<
             description: def.description,
             execute: (args, toolCtx) =>
               Effect.gen(function* () {
+                // Bridge the host's Effect-based `ask` into a Promise-returning
+                // function for the plugin to make sure context persists
+                const bridge = yield* EffectBridge.make()
                 const pluginCtx: PluginToolContext = {
                   ...toolCtx,
-                  ask: (req) => toolCtx.ask(req),
+                  ask: (req) => bridge.promise(toolCtx.ask(req)),
                   directory: ctx.directory,
                   worktree: ctx.worktree,
                 }
diff --git a/packages/plugin/src/tool.ts b/packages/plugin/src/tool.ts
index b8a634c796..9c6daa34d0 100644
--- a/packages/plugin/src/tool.ts
+++ b/packages/plugin/src/tool.ts
@@ -1,5 +1,4 @@
 import { z } from "zod"
-import { Effect } from "effect"
 
 export type ToolContext = {
   sessionID: string
@@ -17,7 +16,7 @@ export type ToolContext = {
   worktree: string
   abort: AbortSignal
   metadata(input: { title?: string; metadata?: { [key: string]: any } }): void
-  ask(input: AskInput): Effect.Effect<void>
+  ask(input: AskInput): Promise<void>
 }
 
 type AskInput = {