Model comparison
GPT-4.1 vs Mistral Nemo
GPT-4.1 is the stronger model overall, scoring 35.9 to 26.4 on the Noometry Index. Mistral Nemo costs 23× less per token, which makes it the better buy when GPT-4.1's lead doesn't matter for your workload.
Last verified . 6 shared benchmarks.
Mistral AISummary
- They share 6 benchmarks with published results for both. GPT-4.1 scores higher in 3 categories and Mistral Nemo in 2 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-4.1 leads 57.6 to 28.5.
- The biggest single-benchmark swing is MATH Level 5: 83% for GPT-4.1 and 10.8% for Mistral Nemo.
- Mistral Nemo is cheaper at $0.15 / $0.15 per million input/output tokens, against $2 / $8 for GPT-4.1.
- GPT-4.1 accepts more context: 1.05M tokens versus 128K.
- Mistral Nemo has downloadable open weights; the other is API-only.
Side by side
| GPT-4.1 | Mistral Nemo | |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 35.9 | 26.4 |
| Released | 2025-04-14 | 2024-07-01 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 128K |
| Max output | 33K | 128K |
| Input $ / M tokens | $2 | $0.15 |
| Output $ / M tokens | $8 | $0.15 |
| Results tracked | 52 | 10 |
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Category by category
Coding Not comparable
GPT-4.1: 34.4 (#238), Mistral Nemo: —
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| SWE-bench Verified | 48.5% | — |
| SWE-bench Verified (bash only) | 39.6% | — |
| Aider Polyglot | 52.4% | — |
| WeirdML | 39% | — |
| LMArena Coding | 1391 | — |
| CadEval | 42% | — |
| ALE-Bench | 558.1 | — |
Agentic & Tool Use GPT-4.1 leads
GPT-4.1: 34.7 (#43), Mistral Nemo: 23.5 (#125)
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| Berkeley Function Calling Leaderboard | 54% | 27.6% |
| BALROG | — | 17.6% |
Reasoning Mistral Nemo leads
GPT-4.1: 11.7 (#339), Mistral Nemo: 20.7 (#232)
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| DTBench | 68.3% | 48.6% |
| Epoch Capabilities Index | 136.78 | 118.68 |
| ARC-AGI-2 | 0.4% | — |
| SimpleBench | 27% | — |
| Kagi LLM Benchmark | 52.3% | — |
| ARC-AGI-1 | 5.5% | — |
| Chess Puzzles | 6% | — |
| EnigmaEval | 2.2% | — |
| LMArena Hard Prompts | 1384 | — |
| LMCA | 25.6% | — |
| ForecastBench | 61.5 | — |
| PIQA | — | 83.5% |
Math Mistral Nemo leads
GPT-4.1: 22.3 (#280), Mistral Nemo: 25.5 (#268)
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| MATH Level 5 | 83% | 10.8% |
| FrontierMath (Tiers 1-3) | 6% | — |
| OTIS Mock AIME 2024-2025 | 38.3% | — |
| Omni-MATH | 47.1% | — |
| LMArena Math | 1370 | — |
| FrontierMath (Feb 2025 set) | 5.5% | — |
| FrontierMath Tier 4 (v1) | 0% | — |
| GSM8K | — | 84.2% |
Knowledge GPT-4.1 leads
GPT-4.1: 37.1 (#160), Mistral Nemo: 12.3 (#298)
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| GPQA Diamond | 66.9% | 29.9% |
| Humanity's Last Exam | 5.4% | — |
| SimpleQA Verified | 31.1% | — |
| MMLU-Pro | 81.1% | — |
| Vectara Hallucination Rate | 5.6% | — |
| GPQA (HELM) | 65.9% | — |
| LMArena Expert | 1364 | — |
| BoolQ | — | 82.5% |
Multimodal Not comparable
GPT-4.1: 38.2 (#67), Mistral Nemo: —
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| LMArena Vision | 1211 | — |
| GeoBench | 72% | — |
Multilingual Not comparable
GPT-4.1: 49.4 (#133), Mistral Nemo: —
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| LMArena Non-English | 1370 | — |
| LMArena Chinese | 1382 | — |
| LMArena French | 1382 | — |
| LMArena German | 1381 | — |
| LMArena Japanese | 1319 | — |
| LMArena Korean | 1339 | — |
| LMArena Russian | 1377 | — |
| LMArena Spanish | 1376 | — |
Instruction Following Not comparable
GPT-4.1: 71.3 (#153), Mistral Nemo: —
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| IFEval | 83.8% | — |
| LMArena Instruction Following | 1367 | — |
Long Context Not comparable
GPT-4.1: 40.0 (#163), Mistral Nemo: —
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| Fiction.LiveBench | 63.9% | — |
| LMArena Longer Query | 1385 | — |
Writing & Preference GPT-4.1 leads
GPT-4.1: 57.6 (#125), Mistral Nemo: 28.5 (#296)
| Benchmark | GPT-4.1 | Mistral Nemo |
|---|---|---|
| EQ-Bench Creative Writing | 1420 | 881 |
| LMArena Text | 1383 | — |
| LMArena Creative Writing | 1363 | — |
| WildBench | 85.4% | — |
| LMArena Multi-Turn | 1398 | — |
Frequently asked questions
Is GPT-4.1 better than Mistral Nemo?
GPT-4.1 is the stronger model overall, scoring 35.9 to 26.4 on the Noometry Index. Mistral Nemo costs 23× less per token, which makes it the better buy when GPT-4.1's lead doesn't matter for your workload.
Which is cheaper, GPT-4.1 or Mistral Nemo?
Mistral Nemo is cheaper. It lists at $0.15 per million input tokens and $0.15 per million output tokens; GPT-4.1 lists at $2 and $8.
Which has the bigger context window?
GPT-4.1 does, with 1.05M tokens against 128K.
How many benchmarks do GPT-4.1 and Mistral Nemo share?
6 benchmarks have published results for both models. GPT-4.1 has 52 scored results on Noometry and Mistral Nemo has 10.