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don't send session-id header to opencode openai-responses models (#6645)

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fixes #6625
This commit is contained in:
David Brailovsky
2026-07-14 15:57:01 +02:00
committed by GitHub
parent 92ffae5228
commit 1f9e846c84
3 changed files with 96 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
packages/ai/scripts/generate-models.ts
+2 -1
View File
@@ -1370,11 +1370,12 @@ async function loadModelsDevData(): Promise<Model<any>[]> {
const npm = m.provider?.npm;
let api: Api;
let baseUrl: string;
let compat: OpenAICompletionsCompat | undefined;
let compat: OpenAICompletionsCompat | OpenAIResponsesCompat | undefined;
if (npm === "@ai-sdk/openai") {
api = "openai-responses";
baseUrl = `${variant.basePath}/v1`;
compat = { sessionAffinityFormat: "openai-nosession" };
} else if (npm === "@ai-sdk/anthropic") {
api = "anthropic-messages";
// Anthropic SDK appends /v1/messages to baseURL
packages/ai/src/providers/opencode.models.ts
+74 -1
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@@ -392,6 +392,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -410,6 +411,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -428,6 +430,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -446,6 +449,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -464,6 +468,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -482,6 +487,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -500,6 +506,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null},
input: ["text", "image"],
@@ -518,6 +525,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -536,6 +544,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -554,6 +563,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -572,6 +582,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -590,6 +601,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -608,6 +620,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -626,6 +639,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -644,6 +658,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh"},
input: ["text", "image"],
@@ -662,6 +677,7 @@ export const OPENCODE_MODELS = {
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh","minimal":null,"low":null},
input: ["text", "image"],
@@ -674,6 +690,63 @@ export const OPENCODE_MODELS = {
contextWindow: 1050000,
maxTokens: 128000,
} satisfies Model<"openai-responses">,
"gpt-5.6-luna": {
id: "gpt-5.6-luna",
name: "GPT-5.6 Luna",
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh","max":"max"},
input: ["text", "image"],
cost: {
input: 1,
output: 6,
cacheRead: 0.1,
cacheWrite: 1.25,
},
contextWindow: 1050000,
maxTokens: 128000,
} satisfies Model<"openai-responses">,
"gpt-5.6-sol": {
id: "gpt-5.6-sol",
name: "GPT-5.6 Sol",
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh","max":"max"},
input: ["text", "image"],
cost: {
input: 5,
output: 30,
cacheRead: 0.5,
cacheWrite: 6.25,
},
contextWindow: 1050000,
maxTokens: 128000,
} satisfies Model<"openai-responses">,
"gpt-5.6-terra": {
id: "gpt-5.6-terra",
name: "GPT-5.6 Terra",
api: "openai-responses",
provider: "opencode",
baseUrl: "https://opencode.ai/zen/v1",
compat: {"sessionAffinityFormat":"openai-nosession"},
reasoning: true,
thinkingLevelMap: {"off":null,"xhigh":"xhigh","max":"max"},
input: ["text", "image"],
cost: {
input: 2.5,
output: 15,
cacheRead: 0.25,
cacheWrite: 3.125,
},
contextWindow: 1050000,
maxTokens: 128000,
} satisfies Model<"openai-responses">,
"grok-4.5": {
id: "grok-4.5",
name: "Grok 4.5",
@@ -726,7 +799,7 @@ export const OPENCODE_MODELS = {
cacheRead: 0,
cacheWrite: 0,
},
contextWindow: 256000,
contextWindow: 190000,
maxTokens: 64000,
} satisfies Model<"openai-completions">,
"kimi-k2.5": {
packages/ai/test/openai-responses-copilot-provider.test.ts → packages/ai/test/openai-responses-compat.test.ts
+20
View File
@@ -360,6 +360,26 @@ describe("openai-responses provider defaults", () => {
expect(capturedPayload?.prompt_cache_key).toBe("session-proxy");
});
it("uses OpenAI no-session format for OpenCode Responses models", async () => {
const model = getModel("opencode", "gpt-5.4");
let capturedPayload: CapturedResponsesPayload | undefined;
const captured = await captureOpenAIResponseHeaders(
{
sessionId: "session-opencode",
onPayload: (payload) => {
capturedPayload = payload as CapturedResponsesPayload;
},
},
model,
);
expect(model.compat?.sessionAffinityFormat).toBe("openai-nosession");
expect(captured.sessionId).toBeNull();
expect(captured.clientRequestId).toBe("session-opencode");
expect(captured.xSessionId).toBeNull();
expect(capturedPayload?.prompt_cache_key).toBe("session-opencode");
});
it("can omit OpenAI session_id header while preserving other affinity data", async () => {
const proxyModel: Model<"openai-responses"> = {
...getModel("openai", "gpt-5.4"),