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[WRONG BRANCH] fix(anthropic): size adaptive-thinking budget using mapped effort (minimal→low) #124

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[WRONG BRANCH] fix(anthropic): size adaptive-thinking budget using mapped effort (minimal→low) #124

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5 changes: 3 additions & 2 deletions src/adapters/anthropic.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -872,9 +872,10 @@ export function createAnthropicAdapter(provider: OcxProviderConfig, cacheRetenti
// output, so high effort needs the same total-token headroom as budget thinking or a
// default 8192-token request can spend everything on thought and return empty text.
body.thinking = { type: "adaptive" };
body.output_config = { effort: adaptiveEffort(parsed.options.reasoning) };
const effort = adaptiveEffort(parsed.options.reasoning);
body.output_config = { effort };
const explicitMaxOut = parsed.options.maxOutputTokens;
const wantBudget = reasoningBudget(parsed.options.reasoning);
const wantBudget = reasoningBudget(effort);
const floor = wantBudget + OUTPUT_HEADROOM;
// Preserve explicit caller limits as-is; for omitted limits use the adaptive ceiling
// so effort=max (budget=32k) still leaves OUTPUT_HEADROOM tokens for visible output.
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1 change: 1 addition & 0 deletions tests/anthropic-reasoning.test.ts
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Expand Up @@ -67,6 +67,7 @@ describe("anthropic extended-thinking gate", () => {
test("adaptive-thinking model maps unsupported 'minimal' effort to 'low'", async () => {
const b = await bodyOf(parsed("minimal", {}, "claude-fable-5"));
expect(b.output_config).toEqual({ effort: "low" });
expect(b.max_tokens).toBe(12_288);
});

test("adaptive-thinking model resizes max_tokens for high effort (issue #246)", async () => {
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