Model comparison
GPT-5.4 Pro vs Ministral 8B
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 28.2 on the Noometry Index. Ministral 8B costs 450× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. GPT-5.4 Pro scores higher in 4 categories and Ministral 8B in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.4 Pro leads 68.3 to 12.6.
- The biggest single-benchmark swing is GPQA Diamond: 94.6% for GPT-5.4 Pro and 27.1% for Ministral 8B.
- Ministral 8B is cheaper at $0.15 / $0.15 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
- GPT-5.4 Pro accepts more context: 1.05M tokens versus 262K.
- Ministral 8B has downloadable open weights; the other is API-only.
Side by side
| GPT-5.4 Pro | Ministral 8B | |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Noometry Index | 58.9 | 28.2 |
| Released | 2026-03-05 | 2024-10-01 |
| Weights | Proprietary | Open |
| Context window | 1.05M | 262K |
| Max output | 128K | 262K |
| Input $ / M tokens | $30 | $0.15 |
| Output $ / M tokens | $180 | $0.15 |
| Results tracked | 16 | 17 |
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Category by category
Coding GPT-5.4 Pro leads
GPT-5.4 Pro: 43.2 (#90), Ministral 8B: 35.0 (#230)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| WeirdML | 57.4% | — |
| LMArena Coding | — | 1202 |
Agentic & Tool Use Not comparable
GPT-5.4 Pro: —, Ministral 8B: 16.4 (#148)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 11.1% |
Reasoning GPT-5.4 Pro leads
GPT-5.4 Pro: 70.7 (#13), Ministral 8B: 18.4 (#281)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| ARC-AGI-2 | 83.3% | — |
| SimpleBench | 74.1% | — |
| ARC-AGI-1 | 94.5% | — |
| CritPt | 30% | — |
| Chess Puzzles | 58.6% | — |
| EnigmaEval | 23.8% | — |
| LMArena Hard Prompts | — | 1191 |
| DTBench | — | 45.7% |
| Epoch Capabilities Index | 158.93 | — |
Math GPT-5.4 Pro leads
GPT-5.4 Pro: 72.4 (#22), Ministral 8B: 25.7 (#267)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| FrontierMath (Tiers 1-3) | 82.5% | — |
| FrontierMath Tier 4 | 58.5% | — |
| LMArena Math | — | 1188 |
| MATH Level 5 | — | 14.9% |
| FrontierMath (Feb 2025 set) | 50% | — |
| FrontierMath Tier 4 (v1) | 37.5% | — |
Knowledge GPT-5.4 Pro leads
GPT-5.4 Pro: 68.3 (#7), Ministral 8B: 12.6 (#297)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| GPQA Diamond | 94.6% | 27.1% |
| Vectara Hallucination Rate | 8.3% | 7.4% |
| Humanity's Last Exam | 44.3% | — |
| SimpleQA Verified | 46.3% | — |
| LMArena Expert | — | 1170 |
Multilingual Not comparable
GPT-5.4 Pro: —, Ministral 8B: 35.1 (#247)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| LMArena Non-English | — | 1165 |
| LMArena Chinese | — | 1193 |
| LMArena Russian | — | 1195 |
Instruction Following Not comparable
GPT-5.4 Pro: —, Ministral 8B: 60.5 (#250)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| LMArena Instruction Following | — | 1161 |
Long Context Not comparable
GPT-5.4 Pro: —, Ministral 8B: 36.7 (#227)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| LMArena Longer Query | — | 1212 |
Writing & Preference Not comparable
GPT-5.4 Pro: —, Ministral 8B: 39.6 (#246)
| Benchmark | GPT-5.4 Pro | Ministral 8B |
|---|---|---|
| LMArena Text | — | 1191 |
| LMArena Creative Writing | — | 1175 |
| LMArena Multi-Turn | — | 1166 |
Frequently asked questions
Is GPT-5.4 Pro better than Ministral 8B?
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 28.2 on the Noometry Index. Ministral 8B costs 450× 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 Ministral 8B?
Ministral 8B is cheaper. It lists at $0.15 per million input tokens and $0.15 per million output tokens; GPT-5.4 Pro lists at $30 and $180.
Is GPT-5.4 Pro or Ministral 8B better for coding?
GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 35.0 in the Noometry coding category.
Which has the bigger context window?
GPT-5.4 Pro does, with 1.05M tokens against 262K.
How many benchmarks do GPT-5.4 Pro and Ministral 8B share?
2 benchmarks have published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Ministral 8B has 17.