diff --git a/packages/cli/package.json b/packages/cli/package.json
index 16490a47..fe652ccc 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@openrouter/spawn",
-  "version": "0.13.2",
+  "version": "0.13.3",
   "type": "module",
   "bin": {
     "spawn": "cli.js"
diff --git a/packages/cli/src/commands/help.ts b/packages/cli/src/commands/help.ts
index 38666b2a..81af0963 100644
--- a/packages/cli/src/commands/help.ts
+++ b/packages/cli/src/commands/help.ts
@@ -6,6 +6,8 @@ function getHelpUsageSection(): string {
   spawn                              Interactive agent + cloud picker
   spawn <agent> <cloud>              Launch agent on cloud directly
   spawn <agent> <cloud> --dry-run    Preview what would be provisioned (or -n)
+  spawn <agent> <cloud> --zone <zone>  Set zone/region (works for all clouds)
+  spawn <agent> <cloud> --size <type>  Set instance size/type (works for all clouds)
   spawn <agent> <cloud> --custom      Show interactive size/region pickers
   spawn <agent> <cloud> --headless   Provision and exit (no interactive session)
   spawn <agent> <cloud> --output json
@@ -44,6 +46,9 @@ function getHelpExamplesSection(): string {
   spawn codex sprite -p "Add tests"  ${pc.dim("# Short form of --prompt")}
   spawn openclaw aws -f instructions.txt
                                      ${pc.dim("# Read prompt from file (short for --prompt-file)")}
+  spawn claude gcp --zone us-east1-b  ${pc.dim("# Use a specific GCP zone")}
+  spawn claude gcp --size e2-standard-4
+                                     ${pc.dim("# Use a specific machine type")}
   spawn opencode gcp --dry-run       ${pc.dim("# Preview without provisioning")}
   spawn claude hetzner --headless    ${pc.dim("# Provision, print connection info, exit")}
   spawn claude hetzner --output json ${pc.dim("# Structured JSON output on stdout")}
diff --git a/packages/cli/src/flags.ts b/packages/cli/src/flags.ts
index e619e573..9c992d66 100644
--- a/packages/cli/src/flags.ts
+++ b/packages/cli/src/flags.ts
@@ -24,6 +24,10 @@ export const KNOWN_FLAGS = new Set([
   "--clear",
   "--custom",
   "--reauth",
+  "--zone",
+  "--region",
+  "--machine-type",
+  "--size",
 ]);
 
 /** Return the first unknown flag in args, or null if all are known/positional */
diff --git a/packages/cli/src/index.ts b/packages/cli/src/index.ts
index 6c1ef461..62de03f8 100644
--- a/packages/cli/src/index.ts
+++ b/packages/cli/src/index.ts
@@ -93,6 +93,8 @@ function checkUnknownFlags(args: string[]): void {
     console.error(`    ${pc.cyan("--headless")}          Non-interactive mode (no prompts, no SSH session)`);
     console.error(`    ${pc.cyan("--output json")}       Output structured JSON to stdout`);
     console.error(`    ${pc.cyan("--custom")}            Show interactive size/region pickers`);
+    console.error(`    ${pc.cyan("--zone, --region")}    Set zone/region (e.g. us-east1-b, nyc3)`);
+    console.error(`    ${pc.cyan("--size, --machine-type")}  Set instance size (e.g. e2-standard-4, s-2vcpu-4gb)`);
     console.error(`    ${pc.cyan("--name")}              Set the spawn/resource name`);
     console.error(`    ${pc.cyan("--reauth")}            Force re-prompting for cloud credentials`);
     console.error(`    ${pc.cyan("--help, -h")}          Show help information`);
@@ -767,6 +769,42 @@ async function main(): Promise<void> {
     process.env.SPAWN_NAME = nameFlag;
   }
 
+  // Extract --zone / --region <value> flag (maps to cloud-specific env vars)
+  const [zoneFlag, zoneFilteredArgs] = extractFlagValue(
+    filteredArgs,
+    [
+      "--zone",
+      "--region",
+    ],
+    "zone/region",
+    "spawn <agent> gcp --zone us-east1-b",
+  );
+  filteredArgs.splice(0, filteredArgs.length, ...zoneFilteredArgs);
+  if (zoneFlag) {
+    process.env.GCP_ZONE = zoneFlag;
+    process.env.DO_REGION = zoneFlag;
+    process.env.HETZNER_LOCATION = zoneFlag;
+    process.env.AWS_DEFAULT_REGION = zoneFlag;
+  }
+
+  // Extract --machine-type / --size <value> flag (maps to cloud-specific env vars)
+  const [sizeFlag, sizeFilteredArgs] = extractFlagValue(
+    filteredArgs,
+    [
+      "--machine-type",
+      "--size",
+    ],
+    "machine type/size",
+    "spawn <agent> gcp --machine-type e2-standard-4",
+  );
+  filteredArgs.splice(0, filteredArgs.length, ...sizeFilteredArgs);
+  if (sizeFlag) {
+    process.env.GCP_MACHINE_TYPE = sizeFlag;
+    process.env.DO_DROPLET_SIZE = sizeFlag;
+    process.env.HETZNER_SERVER_TYPE = sizeFlag;
+    process.env.LIGHTSAIL_BUNDLE = sizeFlag;
+  }
+
   // --output implies --headless
   const effectiveHeadless = headless || !!outputFormat;