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fix(providers): aligned zen context-management beta

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Skipped the context-management beta whenever OpenCode Zen requests omit the corresponding body field. Extended the issue regression test to assert both stay aligned.
This commit is contained in:
roboomp
2026-07-24 12:05:18 +00:00
parent d1cedfe184
commit 036636d399
2 changed files with 19 additions and 8 deletions
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packages/ai/src/providers/anthropic.ts
+6 -4
View File
@@ -1870,15 +1870,17 @@ const streamAnthropicOnce = (
// `context_management.clear_thinking_20251015` requires this beta. OAuth
// requests carry it in `claudeCodeAgentBetaDefaults`; API-key requests
// need it added explicitly so the field is honored instead of rejected
// (#3288). Skip transports where this package cannot deliver the beta
// in the form their adapter accepts: Copilot strips Anthropic betas,
// and Vertex rawPredict needs betas in the body (`anthropic_beta`),
// not as an `anthropic-beta` HTTP header.
// (#3288). Skip transports where this package cannot deliver or the
// provider cannot accept the beta: Copilot strips Anthropic betas;
// Vertex rawPredict needs betas in the body (`anthropic_beta`), not as
// an `anthropic-beta` HTTP header; and OpenCode Zen rejects the related
// `context_management` field (#6510).
if (
model.reasoning &&
options?.thinkingEnabled &&
model.provider !== "github-copilot" &&
model.provider !== "google-vertex" &&
model.provider !== "opencode-zen" &&
!extraBetas.includes(contextManagementBeta)
) {
extraBetas.push(contextManagementBeta);
packages/ai/test/issue-6510-repro.test.ts
+13 -4
View File
@@ -47,18 +47,26 @@ describe("issue #6510 — opencode-zen Anthropic auth + context_management", ()
expect(options.defaultHeaders.Authorization).toBeUndefined();
});
it("omits context_management on Zen thinking requests", async () => {
it("omits context_management and its beta on Zen thinking requests", async () => {
let capturedBeta: string | null = null;
const fetchMock = (async (_input: string | URL | Request, init?: RequestInit) => {
capturedBeta = new Headers(init?.headers).get("anthropic-beta");
return new Response(
JSON.stringify({ type: "error", error: { type: "invalid_request_error", message: "captured" } }),
{ status: 400, headers: { "Content-Type": "application/json" } },
);
}) as typeof fetch;
const { promise, resolve } = Promise.withResolvers<unknown>();
streamAnthropic(
await streamAnthropic(
ZEN_ANTHROPIC_MODEL,
{ systemPrompt: [], messages: [{ role: "user", content: "continue", timestamp: 0 }] },
{
apiKey: "sk-zen-test",
signal: AbortSignal.abort(),
thinkingEnabled: true,
fetch: fetchMock,
onPayload: payload => resolve(payload),
},
);
).result();
const payload = (await promise) as {
thinking?: { type?: string };
@@ -66,5 +74,6 @@ describe("issue #6510 — opencode-zen Anthropic auth + context_management", ()
};
expect(payload.thinking?.type).toBe("enabled");
expect(payload.context_management).toBeUndefined();
expect(capturedBeta ?? "").not.toContain("context-management-2025-06-27");
});
});