feat: add gpt-5

Author: paradite

package.json

@@ -1,6 +1,6 @@
 {
   "name": "llm-info",
-  "version": "1.0.56",
+  "version": "1.0.57",
   "description": "Information on LLM models, context window token limit, output token limit, pricing and more",
   "homepage": "https://eval.16x.engineer/",
   "repository": {

src/ModelInfoMap.ts

@@ -133,6 +133,47 @@ export const ModelInfoMap: Record<
     small: true,
     legacy: false,
   },
+  [ModelEnum['gpt-5']]: {
+    name: 'GPT-5',
+    provider: AI_PROVIDERS.OPENAI,
+    contextWindowTokenLimit: 400000,
+    outputTokenLimit: 128000,
+    pricePerMillionInputTokens: 1.25,
+    pricePerMillionOutputTokens: 10,
+    tokenizerId: 'Xenova/gpt-4o',
+    supportsImageInput: true,
+    reasoning: true,
+    legacy: false,
+    openRouterModelId: 'openai/gpt-5',
+  },
+  [ModelEnum['gpt-5-mini']]: {
+    name: 'GPT-5 mini',
+    provider: AI_PROVIDERS.OPENAI,
+    contextWindowTokenLimit: 400000,
+    outputTokenLimit: 128000,
+    pricePerMillionInputTokens: 0.25,
+    pricePerMillionOutputTokens: 2,
+    tokenizerId: 'Xenova/gpt-4o',
+    supportsImageInput: true,
+    reasoning: true,
+    small: true,
+    legacy: false,
+    openRouterModelId: 'openai/gpt-5-mini',
+  },
+  [ModelEnum['gpt-5-nano']]: {
+    name: 'GPT-5 nano',
+    provider: AI_PROVIDERS.OPENAI,
+    contextWindowTokenLimit: 400000,
+    outputTokenLimit: 128000,
+    pricePerMillionInputTokens: 0.05,
+    pricePerMillionOutputTokens: 0.4,
+    tokenizerId: 'Xenova/gpt-4o',
+    supportsImageInput: true,
+    reasoning: true,
+    small: true,
+    legacy: false,
+    openRouterModelId: 'openai/gpt-5-mini',
+  },
   [ModelEnum['o1-preview']]: {
     name: 'o1-preview',
     provider: AI_PROVIDERS.OPENAI,

src/model.ts

@@ -8,6 +8,9 @@ export enum ModelEnum {
   'gpt-4.1' = 'gpt-4.1',
   'gpt-4.1-mini' = 'gpt-4.1-mini',
   'gpt-4.1-nano' = 'gpt-4.1-nano',
+  'gpt-5' = 'gpt-5',
+  'gpt-5-mini' = 'gpt-5-mini',
+  'gpt-5-nano' = 'gpt-5-nano',
   'o1-preview' = 'o1-preview',
   'o1-mini' = 'o1-mini',
   'o1' = 'o1',

test/openai.test.ts

@@ -4,7 +4,7 @@ describe('OpenAI API', () => {
   // Skip test if OPENAI_API_KEY is not set
   const testFn = process.env.OPENAI_API_KEY ? it : it.skip;
 
-  const testModels = [ModelEnum['gpt-4.1']];
+  const testModels = [ModelEnum['gpt-4.1'], ModelEnum['gpt-5']];
   // const testModels = [
   //   ModelEnum['gpt-4.1'],
   //   ModelEnum['o4-mini'],
@@ -22,7 +22,7 @@ describe('OpenAI API', () => {
         const response = await openai.chat.completions.create({
           model,
           messages: [{ role: 'user', content: 'Hello, who are you?' }],
-          max_completion_tokens: 100,
+          max_completion_tokens: 200,
         });
 
         expect(response.choices[0].message.content).toBeTruthy();