Model comparison
GPT-5.4 Pro vs Mistral Large
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 31.9 on the Noometry Index. Mistral Large costs 23× less per token, which makes it the better buy when GPT-5.4 Pro'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-5.4 Pro scores higher in 4 categories and Mistral Large in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5.4 Pro leads 70.7 to 15.8.
- The biggest single-benchmark swing is SimpleBench: 74.1% for GPT-5.4 Pro and 22.5% for Mistral Large.
- Mistral Large is cheaper at $2 / $6 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
- GPT-5.4 Pro accepts more context: 1.05M tokens versus 131K.
- Mistral Large has downloadable open weights; the other is API-only.
Side by side
| GPT-5.4 Pro | Mistral Large | |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 58.9 | 31.9 |
| Released | 2026-03-05 | 2024-02-26 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 131K |
| Max output | 128K | 16K |
| Input $ / M tokens | $30 | $2 |
| Output $ / M tokens | $180 | $6 |
| Results tracked | 16 | 51 |
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Category by category
Coding GPT-5.4 Pro leads
GPT-5.4 Pro: 43.2 (#90), Mistral Large: 34.3 (#240)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| SciCode | — | 36.2% |
| WeirdML | 57.4% | — |
| BigCodeBench Instruct | — | 30% |
| LiveBench Coding | — | 47.1% |
| LMArena Coding | — | 1277 |
| BigCodeBench Complete | — | 38.3% |
| ALE-Bench | — | 264.7 |
| HumanEval+ | — | 62.2% |
| MBPP+ | — | 59.5% |
Agentic & Tool Use Not comparable
GPT-5.4 Pro: —, Mistral Large: 28.6 (#89)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 38.4% |
Reasoning GPT-5.4 Pro leads
GPT-5.4 Pro: 70.7 (#13), Mistral Large: 15.8 (#310)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| SimpleBench | 74.1% | 22.5% |
| CritPt | 30% | 0% |
| Epoch Capabilities Index | 158.93 | 128.52 |
| ARC-AGI-2 | 83.3% | — |
| ARC-AGI-1 | 94.5% | — |
| Chess Puzzles | 58.6% | — |
| EnigmaEval | 23.8% | — |
| LiveBench Reasoning | — | 43.5% |
| LMArena Hard Prompts | — | 1257 |
| DTBench | — | 65.1% |
| LiveBench Data Analysis | — | 50.1% |
| LMCA | — | 16.7% |
| ForecastBench | — | 57.1 |
| LiveBench | — | 48.4% |
Math GPT-5.4 Pro leads
GPT-5.4 Pro: 72.4 (#22), Mistral Large: 18.2 (#291)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| FrontierMath (Feb 2025 set) | 50% | 0.3% |
| FrontierMath (Tiers 1-3) | 82.5% | — |
| FrontierMath Tier 4 | 58.5% | — |
| OTIS Mock AIME 2024-2025 | — | 8.5% |
| Omni-MATH | — | 28.1% |
| LiveBench Math | — | 42.5% |
| LMArena Math | — | 1262 |
| MATH Level 5 | — | 50.3% |
| FrontierMath Tier 4 (v1) | 37.5% | — |
Knowledge GPT-5.4 Pro leads
GPT-5.4 Pro: 68.3 (#7), Mistral Large: 30.1 (#230)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| GPQA Diamond | 94.6% | 51.3% |
| Vectara Hallucination Rate | 8.3% | 4.5% |
| Humanity's Last Exam | 44.3% | — |
| SimpleQA Verified | 46.3% | — |
| MMLU-Pro | — | 59.9% |
| Confabulations | — | 21.4% |
| GPQA (HELM) | — | 43.5% |
| LMArena Expert | — | 1232 |
| MMLU | — | 80% |
Multilingual Not comparable
GPT-5.4 Pro: —, Mistral Large: 40.0 (#219)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| LMArena Non-English | — | 1237 |
| LMArena Chinese | — | 1240 |
| LMArena French | — | 1325 |
| LMArena German | — | 1254 |
| LMArena Japanese | — | 1188 |
| LMArena Korean | — | 1202 |
| LMArena Russian | — | 1257 |
| LMArena Spanish | — | 1268 |
Instruction Following Not comparable
GPT-5.4 Pro: —, Mistral Large: 67.9 (#191)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| LiveBench Instruction Following | — | 67.9% |
| IFEval | — | 87.7% |
| LMArena Instruction Following | — | 1249 |
Long Context Not comparable
GPT-5.4 Pro: —, Mistral Large: 38.3 (#199)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| LMArena Longer Query | — | 1261 |
Writing & Preference Not comparable
GPT-5.4 Pro: —, Mistral Large: 40.7 (#242)
| Benchmark | GPT-5.4 Pro | Mistral Large |
|---|---|---|
| LMArena Text | — | 1266 |
| LMArena Creative Writing | — | 1243 |
| Short-Story Creative Writing | — | 69% |
| EQ-Bench Creative Writing | — | 985 |
| WildBench | — | 80.1% |
| LMArena Multi-Turn | — | 1260 |
| LiveBench Language | — | 39.4% |
Frequently asked questions
Is GPT-5.4 Pro better than Mistral Large?
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 31.9 on the Noometry Index. Mistral Large costs 23× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.
Which is cheaper, GPT-5.4 Pro or Mistral Large?
Mistral Large is cheaper. It lists at $2 per million input tokens and $6 per million output tokens; GPT-5.4 Pro lists at $30 and $180.
Is GPT-5.4 Pro or Mistral Large better for coding?
GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 34.3 in the Noometry coding category.
Which has the bigger context window?
GPT-5.4 Pro does, with 1.05M tokens against 131K.
How many benchmarks do GPT-5.4 Pro and Mistral Large share?
6 benchmarks have published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Mistral Large has 51.