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🧮 feat: Add GPT-5.5 Token Definitions (#12973)

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* fix: add gpt-5.5 token definitions

* fix: align gpt-5.5 context limit
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Danny Avila 2026-05-06 10:50:16 -04:00 • committed by GitHub
parent 09c8c05c06
commit 56b87f70bd
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39
api/utils/tokens.spec.js
View file

@ -233,6 +233,31 @@ describe('getModelMaxTokens', () => {
);
});
test('should return correct tokens for gpt-5.5 matches', () => {
expect(maxTokensMap[EModelEndpoint.openAI]['gpt-5.5']).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5-pro'],
);
expect(getModelMaxTokens('gpt-5.5')).toBe(maxTokensMap[EModelEndpoint.openAI]['gpt-5.5']);
expect(getModelMaxTokens('gpt-5.5-thinking')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5'],
);
expect(getModelMaxTokens('openai/gpt-5.5')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5'],
);
expect(getModelMaxTokens('gpt-5.5-2026-04-23')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5'],
);
});
test('should return correct tokens for gpt-5.5-pro matches', () => {
expect(getModelMaxTokens('gpt-5.5-pro')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5-pro'],
);
expect(getModelMaxTokens('openai/gpt-5.5-pro')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5-pro'],
);
});
test('should return correct tokens for Anthropic models', () => {
const models = [
'claude-2.1',
@ -516,6 +541,8 @@ describe('getModelMaxTokens', () => {
'gpt-5.3',
'gpt-5.4',
'gpt-5.4-pro',
'gpt-5.5',
'gpt-5.5-pro',
'gpt-5-mini',
'gpt-5-nano',
'gpt-5-pro',
@ -567,6 +594,12 @@ describe('findMatchingPattern - longest match wins', () => {
);
});
test('should match gpt-5.5-pro over shorter patterns', () => {
expect(getModelMaxTokens('gpt-5.5-pro-2026-04-23')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5.5-pro'],
);
});
test('should match gpt-5-mini over gpt-5 for mini variants', () => {
expect(getModelMaxTokens('gpt-5-mini-chat-2025-01-01')).toBe(
maxTokensMap[EModelEndpoint.openAI]['gpt-5-mini'],
@ -831,6 +864,12 @@ describe('matchModelName', () => {
expect(matchModelName('gpt-5.4-pro')).toBe('gpt-5.4-pro');
});
it('should return the closest matching key for gpt-5.5 matches', () => {
expect(matchModelName('openai/gpt-5.5')).toBe('gpt-5.5');
expect(matchModelName('gpt-5.5-thinking')).toBe('gpt-5.5');
expect(matchModelName('gpt-5.5-pro')).toBe('gpt-5.5-pro');
});
it('should return the input model name if no match is found - Google models', () => {
expect(matchModelName('unknown-google-model', EModelEndpoint.google)).toBe(
'unknown-google-model',

4
packages/api/src/utils/tokens.ts
View file

@ -57,6 +57,8 @@ const openAIModels = {
'gpt-5.3': 400000,
'gpt-5.4': 272000, // standard context; 1M experimental available via API opt-in (2x rate)
'gpt-5.4-pro': 272000, // same window as gpt-5.4
'gpt-5.5': 1050000,
'gpt-5.5-pro': 1050000,
'gpt-5-mini': 400000,
'gpt-5-nano': 400000,
'gpt-5-pro': 400000,
@ -368,6 +370,8 @@ export const modelMaxOutputs = {
'gpt-5.3': 128000,
'gpt-5.4': 128000,
'gpt-5.4-pro': 128000,
'gpt-5.5': 128000,
'gpt-5.5-pro': 128000,
'gpt-5-mini': 128000,
'gpt-5-nano': 128000,
'gpt-5-pro': 128000,