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fix(anthropic): preserve pi-ai default betas when injecting anthropic-beta header (openclaw#19789) thanks @minupla

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Verified:
- pnpm build
- pnpm check
- pnpm test:macmini

Co-authored-by: minupla <42547246+minupla@users.noreply.github.com>
Co-authored-by: Tak Hoffman <781889+Takhoffman@users.noreply.github.com>
This commit is contained in:
Dale Babiy
2026-02-19 22:23:00 -05:00
committed by GitHub
parent 38b4fb5d55
commit 10dab4f2c7
3 changed files with 89 additions and 6 deletions
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36
src/agents/pi-embedded-runner/extra-params.ts
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@@ -222,16 +222,46 @@ function mergeAnthropicBetaHeader(
return merged;
}
// Betas that pi-ai's createClient injects for standard Anthropic API key calls.
// Must be included when injecting anthropic-beta via options.headers, because
// pi-ai's mergeHeaders uses Object.assign (last-wins), which would otherwise
// overwrite the hardcoded defaultHeaders["anthropic-beta"].
const PI_AI_DEFAULT_ANTHROPIC_BETAS = [
"fine-grained-tool-streaming-2025-05-14",
"interleaved-thinking-2025-05-14",
] as const;
// Additional betas pi-ai injects when the API key is an OAuth token (sk-ant-oat-*).
// These are required for Anthropic to accept OAuth Bearer auth. Losing oauth-2025-04-20
// causes a 401 "OAuth authentication is currently not supported".
const PI_AI_OAUTH_ANTHROPIC_BETAS = [
"claude-code-20250219",
"oauth-2025-04-20",
...PI_AI_DEFAULT_ANTHROPIC_BETAS,
] as const;
function isAnthropicOAuthApiKey(apiKey: unknown): boolean {
return typeof apiKey === "string" && apiKey.includes("sk-ant-oat");
}
function createAnthropicBetaHeadersWrapper(
baseStreamFn: StreamFn | undefined,
betas: string[],
): StreamFn {
const underlying = baseStreamFn ?? streamSimple;
return (model, context, options) =>
underlying(model, context, {
return (model, context, options) => {
// Preserve the betas pi-ai's createClient would inject for the given token type.
// Without this, our options.headers["anthropic-beta"] overwrites the pi-ai
// defaultHeaders via Object.assign, stripping critical betas like oauth-2025-04-20.
const piAiBetas = isAnthropicOAuthApiKey(options?.apiKey)
? (PI_AI_OAUTH_ANTHROPIC_BETAS as readonly string[])
: (PI_AI_DEFAULT_ANTHROPIC_BETAS as readonly string[]);
const allBetas = [...new Set([...piAiBetas, ...betas])];
return underlying(model, context, {
...options,
headers: mergeAnthropicBetaHeader(options?.headers, betas),
headers: mergeAnthropicBetaHeader(options?.headers, allBetas),
});
};
}
/**