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Step 5 Preview
GPT-4 Turbo
GPT-4 Turbo is a proprietary model from OpenAI, released Apr 9, 2024. It ranks #281 of 351 on the LMArena text leaderboard with a rating of 1272. It costs $10 per million input tokens and $30 per million output tokens, with a 125K-token context window.
- Developer
- OpenAI
- Released
- Apr 9, 2024
- Context window
- 125K
- Price in / out, per 1M tokens
- $10 / $30
- Weights
- Proprietary
- Inputs
- Text, Images
- Reasoning
- No
- Tool use
- Yes
The rating LMArena published at each update since Apr 11, 2024. Ratings move as votes come in and new models join.
Benchmarks
| Benchmark | Score bar | Accuracy | Rank | Cost / test |
|---|---|---|---|---|
| MedQAMedicine | 81.99% | 67 / 92 | $10 / $30 |
Vals AI, as of Oct 24, 2026.
LMArena, by category
| Leaderboard | Rating | Rank | Votes |
|---|---|---|---|
| TextLMArena | 1272 | 281 / 351 | 98.1K |
| CodingLMArena | 1268 | 285 / 346 | 17.1K |
| MathLMArena | 1272 | 264 / 339 | 13.2K |
| Creative writingLMArena | 1268 | 254 / 349 | 14.4K |
| Instruction followingLMArena | 1249 | 277 / 351 | 36.3K |
| Hard promptsLMArena | 1251 | 289 / 351 | 28.3K |
| Multi-turnLMArena | 1267 | 280 / 349 | 15.3K |
| Long queriesLMArena | 1254 | 287 / 330 | 11.6K |
| ExpertLMArena | 1223 | 277 / 305 | 5.2K |
| Legal and governmentIndustries | 1265 | 284 / 325 | 5.4K |
| Medicine and healthcareIndustries | 1239 | 282 / 325 | 5K |
| Business and financeIndustries | 1222 | 294 / 344 | 10.8K |
| ChineseLanguages | 1243 | 276 / 328 | 9.2K |
| SpanishLanguages | 1261 | 238 / 249 | 1.5K |
| GermanLanguages | 1260 | 223 / 261 | 3.4K |
| FrenchLanguages | 1283 | 226 / 252 | 1.7K |
| JapaneseLanguages | 1209 | 205 / 236 | 1.4K |
| VisionLMArena | 1090 | 133 / 146 | 13.4K |
LMArena, CC BY 4.0, as of Oct 22, 2026. Where a model is rated at several effort levels, its best is shown (GPT-4 Turbo (2024-04-09), GPT-4 Turbo Preview (1106), GPT-4 Turbo Preview (0125)).
Compare GPT-4 Turbo
OpenAI
The lab behind GPT and ChatGPT, which brought large language models to hundreds of millions of people. Founded 2015, based in San Francisco. openai.com
Questions
Who makes GPT-4 Turbo?
GPT-4 Turbo is made by OpenAI, founded 2015 and based in San Francisco.
How much does GPT-4 Turbo cost?
$10 per million input tokens and $30 per million output tokens, at its provider’s list price.
What is GPT-4 Turbo’s context window?
125K tokens (128,000).
How does GPT-4 Turbo rank?
#281 of 351 on LMArena’s text leaderboard, rated 1272 (95% interval 1268–1276) from 98,114 votes, as of Oct 22, 2026.
Is GPT-4 Turbo open source?
No. GPT-4 Turbo is proprietary and served through its provider’s API.