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Step 5 Preview
GPT-4.1 mini
GPT-4.1 mini is a proprietary model from OpenAI, released Apr 14, 2025. It ranks #213 of 351 on the LMArena text leaderboard with a rating of 1341. It costs $0.40 per million input tokens and $1.60 per million output tokens, with a 1M-token context window.
- Developer
- OpenAI
- Released
- Apr 14, 2025
- Context window
- 1M
- Price in / out, per 1M tokens
- $0.40 / $1.60
- Weights
- Proprietary
- Inputs
- Images, Text, Files
- Reasoning
- No
- Tool use
- Yes
The rating LMArena published at each update since Apr 23, 2025. Ratings move as votes come in and new models join.
Benchmarks
| Benchmark | Score bar | Accuracy | Rank | Cost / test |
|---|---|---|---|---|
| LiveCodeBenchCoding | 58.16% | 110 / 143 | $0.4 / $1.6 | |
| MedQAMedicine | 84.63% | 59 / 92 | $0.4 / $1.6 | |
| GPQA DiamondReasoning | 67.93% | 101 / 138 | $0.4 / $1.6 | |
| MMLU-ProReasoning | 77.22% | 107 / 138 | $0.4 / $1.6 | |
| AIMEReasoning | 49.38% | 63 / 96 | $0.4 / $1.6 | |
| MMMUReasoning | 70.54% | 70 / 93 | $0.4 / $1.6 |
Vals AI, as of Oct 24, 2026.
LMArena, by category
| Leaderboard | Rating | Rank | Votes |
|---|---|---|---|
| TextLMArena | 1341 | 213 / 351 | 38.7K |
| CodingLMArena | 1367 | 210 / 346 | 6.8K |
| MathLMArena | 1343 | 220 / 339 | 2.7K |
| Creative writingLMArena | 1299 | 220 / 349 | 5.1K |
| Instruction followingLMArena | 1333 | 205 / 351 | 10K |
| Hard promptsLMArena | 1349 | 213 / 351 | 16.1K |
| Multi-turnLMArena | 1354 | 201 / 349 | 7K |
| Long queriesLMArena | 1344 | 205 / 330 | 7.1K |
| ExpertLMArena | 1338 | 210 / 305 | 2K |
| Legal and governmentIndustries | 1343 | 215 / 325 | 2.4K |
| Medicine and healthcareIndustries | 1325 | 232 / 325 | 2.3K |
| Business and financeIndustries | 1322 | 222 / 344 | 6K |
| ChineseLanguages | 1329 | 233 / 328 | 2.5K |
| SpanishLanguages | 1319 | 208 / 249 | 805 |
| GermanLanguages | 1351 | 170 / 261 | 1.1K |
| FrenchLanguages | 1358 | 188 / 252 | 582 |
| JapaneseLanguages | 1290 | 167 / 236 | 1K |
| VisionLMArena | 1181 | 103 / 146 | 40.2K |
LMArena, CC BY 4.0, as of Oct 22, 2026. Where a model is rated at several effort levels, its best is shown.
Compare GPT-4.1 mini
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-4.1 mini?
GPT-4.1 mini is made by OpenAI, founded 2015 and based in San Francisco.
How much does GPT-4.1 mini cost?
$0.40 per million input tokens and $1.60 per million output tokens, at its provider’s list price.
What is GPT-4.1 mini’s context window?
1M tokens (1,047,576).
How does GPT-4.1 mini rank?
#213 of 351 on LMArena’s text leaderboard, rated 1341 (95% interval 1336–1345) from 38,701 votes, as of Oct 22, 2026.
Is GPT-4.1 mini open source?
No. GPT-4.1 mini is proprietary and served through its provider’s API.