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Merged
chrarnoldus merged 1 commit into from
Jul 3, 2026
Merged

refactor(ai-gateway): simplify Claude reasoning variants #4389

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8 changes: 0 additions & 8 deletions apps/web/src/lib/ai-gateway/providers/anthropic.constants.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -124,14 +124,6 @@ export function isClaudeModel(requestedModel: string) {
return requestedModel.includes('claude');
}

export function isHaikuModel(requestedModel: string) {
return requestedModel.includes('haiku');
}

export function isOpusModel(requestedModel: string) {
return requestedModel.includes('opus');
}

export function isFableModel(requestedModel: string) {
return requestedModel.includes('claude-fable');
}
8 changes: 2 additions & 6 deletions apps/web/src/lib/ai-gateway/providers/model-prefix.test.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import { isClaudeModel, isHaikuModel, isOpusModel } from './anthropic.constants';
import { isClaudeModel } from './anthropic.constants';
import { isOpenAiModel, isGptOssModel } from './openai';
import { isGemmaModel, isGemini3Model } from './google';
import { isKimiModel } from './moonshotai';
Expand All @@ -10,15 +10,11 @@ import { isCodestralModel, isMistralModel } from './mistral';
import { inferVercelFirstPartyInferenceProviderForModel } from './openrouter/inference-provider-id';

describe('provider predicates match substrings, regardless of prefix', () => {
test('isClaudeModel / isHaikuModel / isOpusModel', () => {
test('isClaudeModel', () => {
expect(isClaudeModel('~anthropic/claude-sonnet-4.5')).toBe(true);
expect(isClaudeModel('anthropic/claude-sonnet-4.5')).toBe(true);
expect(isClaudeModel('claude-sonnet-4-6')).toBe(true);
expect(isClaudeModel('openai/gpt-5')).toBe(false);
expect(isHaikuModel('~anthropic/claude-haiku-4.5')).toBe(true);
expect(isHaikuModel('claude-haiku-4-6')).toBe(true);
expect(isOpusModel('~anthropic/claude-opus-4.7')).toBe(true);
expect(isOpusModel('claude-opus-4-7')).toBe(true);
});

test('isOpenAiModel / isGptOssModel', () => {
Expand Down
20 changes: 2 additions & 18 deletions apps/web/src/lib/ai-gateway/providers/model-settings.ts
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Original file line number Diff line number Diff line change
@@ -1,8 +1,4 @@
import {
isClaudeModel,
isFableModel,
isOpusModel,
} from '@/lib/ai-gateway/providers/anthropic.constants';
import { isClaudeModel } from '@/lib/ai-gateway/providers/anthropic.constants';
import { isGemini3Model, isGemmaModel } from '@/lib/ai-gateway/providers/google';
import { isKimiModel } from '@/lib/ai-gateway/providers/moonshotai';
import { isOpenAiModel } from '@/lib/ai-gateway/providers/openai';
Expand Down Expand Up @@ -52,20 +48,11 @@ export const REASONING_VARIANTS_NONE_HIGH_XHIGH = {
xhigh: { reasoning: { enabled: true, effort: 'xhigh' } },
} as const;

const REASONING_VARIANTS_CLAUDE_BASE = {
const REASONING_VARIANTS_CLAUDE = {
none: { reasoning: { enabled: false, effort: 'none' } },
low: { reasoning: { enabled: true, effort: 'low' }, verbosity: 'low' },
medium: { reasoning: { enabled: true, effort: 'medium' }, verbosity: 'medium' },
high: { reasoning: { enabled: true, effort: 'high' }, verbosity: 'high' },
} as const;

export const REASONING_VARIANTS_CLAUDE = {
...REASONING_VARIANTS_CLAUDE_BASE,
max: { reasoning: { enabled: true, effort: 'xhigh' }, verbosity: 'max' },
} as const;

export const REASONING_VARIANTS_OPUS = {
...REASONING_VARIANTS_CLAUDE_BASE,
xhigh: { reasoning: { enabled: true, effort: 'xhigh' }, verbosity: 'xhigh' },
max: { reasoning: { enabled: true, effort: 'xhigh' }, verbosity: 'max' },
} as const;
Expand All @@ -81,9 +68,6 @@ export const REASONING_VARIANTS_INSTANT_LOW_MEDIUM_HIGH = {
} as const;

export function getModelVariants(model: string): OpenCodeSettings['variants'] {
if (isOpusModel(model) || isFableModel(model)) {
return REASONING_VARIANTS_OPUS;
}
if (isClaudeModel(model)) {
return REASONING_VARIANTS_CLAUDE;
}
Expand Down