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fix(judge-families): bare aliases sonnet, opus, haiku classify as anthropic #733

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Merged
drewstone merged 2 commits into from
Sep 3, 2026
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fix(judge-families): bare aliases sonnet, opus, haiku classify as anthropic #733

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7f542b6
fix(judge-families): Anthropic's bare aliases sonnet, opus, haiku cla…
drewstone Sep 3, 2026
0d5316a
chore(analyst): re-pin the benchmark implementation digest after the …
drewstone Sep 3, 2026
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2 changes: 1 addition & 1 deletion src/analyst/benchmark-implementation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -139,7 +139,7 @@ export const ANALYST_BENCHMARK_IMPLEMENTATION_FILES = Object.freeze([
])

export const ANALYST_BENCHMARK_IMPLEMENTATION_SHA256 =
'fffa485899aa8f8e95213f56fb2aaefd2a244874165cee4e7dc09b81b872b94e'
'320fe06f563021515f9b1ed73a4d1fd555266f29b3c32a8cecd2fc13679e6655'

export function analystBenchmarkImplementationDigest() {
return ANALYST_BENCHMARK_IMPLEMENTATION_SHA256
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4 changes: 4 additions & 0 deletions src/judge-families.ts
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Expand Up @@ -56,6 +56,10 @@ const PROVIDER_PREFIX: Record<string, JudgeFamily> = {
/** Fallback model-name patterns when there's no recognised provider prefix. */
const NAME_PATTERNS: Array<[RegExp, JudgeFamily]> = [
[/claude/i, 'anthropic'],
// Anthropic's own bare aliases (`claude --model sonnet|opus|haiku`). A run that requested `sonnet`
// and was served claude-sonnet-5 is an alias resolution, not a cross-family substitution: without
// this row the alias classified as `unknown` and assertServedModel refused the pair.
[/^(?:sonnet|opus|haiku)(?:[-@\s]|$)/i, 'anthropic'],
[/\b(gpt|davinci|babbage)\b|^o[134]\b|[-/]o[134]\b|gpt-/i, 'openai'],
[/gemini|palm|gemma|bison/i, 'google'],
[/llama/i, 'meta'],
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5 changes: 5 additions & 0 deletions tests/audit-primitives.test.ts
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Expand Up @@ -62,6 +62,11 @@ describe('judgeFamily + assertCrossFamily', () => {
expect(judgeFamily('anthropic/claude-opus-4-5-20251101')).toBe('anthropic')
expect(judgeFamily('openai/gpt-4o')).toBe('openai')
expect(judgeFamily('claude-sonnet-4-6@2026-05-08')).toBe('anthropic')
// Anthropic's bare CLI aliases: an alias resolution is within-family, never a cross-family substitution.
expect(judgeFamily('sonnet')).toBe('anthropic')
expect(judgeFamily('opus')).toBe('anthropic')
expect(judgeFamily('haiku@2026-09-03')).toBe('anthropic')
expect(judgeFamily('sonnetful-model')).toBe('unknown')
expect(judgeFamily('gemini-2.5-pro')).toBe('google')
expect(judgeFamily('meta-llama/llama-3.3-70b')).toBe('meta')
expect(judgeFamily('some-internal-model')).toBe('unknown')
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