diff --git a/packages/ai/test/google-gemini-cli-session-id.test.ts b/packages/ai/test/google-gemini-cli-session-id.test.ts
deleted file mode 100644
index 43dbf833..00000000
--- a/packages/ai/test/google-gemini-cli-session-id.test.ts
+++ /dev/null
@@ -1,50 +0,0 @@
-import { createHash } from "node:crypto";
-import { describe, expect, it } from "vitest";
-import { buildRequest } from "../src/providers/google-gemini-cli.js";
-import type { Context, Model } from "../src/types.js";
-
-const model: Model<"google-gemini-cli"> = {
-	id: "gemini-2.5-flash",
-	name: "Gemini 2.5 Flash",
-	api: "google-gemini-cli",
-	provider: "google-gemini-cli",
-	baseUrl: "https://cloudcode-pa.googleapis.com",
-	reasoning: false,
-	input: ["text"],
-	cost: { input: 0, output: 0, cacheRead: 0, cacheWrite: 0 },
-	contextWindow: 128000,
-	maxTokens: 8192,
-};
-
-describe("buildRequest sessionId", () => {
-	it("derives sessionId from the first user message", () => {
-		const context: Context = {
-			messages: [
-				{ role: "user", content: "First message", timestamp: Date.now() },
-				{ role: "user", content: "Second message", timestamp: Date.now() },
-			],
-		};
-
-		const result = buildRequest(model, context, "project-id");
-		const expected = createHash("sha256").update("First message").digest("hex").slice(0, 32);
-
-		expect(result.request.sessionId).toBe(expected);
-	});
-
-	it("omits sessionId when the first user message has no text", () => {
-		const context: Context = {
-			messages: [
-				{
-					role: "user",
-					content: [{ type: "image", data: "Zm9v", mimeType: "image/png" }],
-					timestamp: Date.now(),
-				},
-				{ role: "user", content: "Later text", timestamp: Date.now() },
-			],
-		};
-
-		const result = buildRequest(model, context, "project-id");
-
-		expect(result.request.sessionId).toBeUndefined();
-	});
-});