tweak: when using messages api for copilot, attach anthropic beta headers

2026-01-26 17:17:37 -05:00
parent ccc7aa49c3
commit 45b09c1465
1 changed files with 5 additions and 0 deletions
--- a/packages/opencode/src/plugin/copilot.ts
+++ b/packages/opencode/src/plugin/copilot.ts
@@ -277,6 +277,11 @@ export async function CopilotAuthPlugin(input: PluginInput): Promise<Hooks> {
    },
    "chat.headers": async (input, output) => {
      if (!input.model.providerID.includes("github-copilot")) return
+
+      if (input.model.api.npm === "@ai-sdk/anthropic") {
+        output.headers["anthropic-beta"] = "interleaved-thinking-2025-05-14"
+      }
+
      const session = await sdk.session
        .get({
          path: {