Model comparison
Mercury 2.5 vs Mistral Small 3.2
Mistral Small 3.2 has enough public results to be ranked (#271); Mercury 2.5 does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
Mistral AISummary
- Mercury 2.5 is cheaper at $0.04 / $0.15 per million input/output tokens, against $0.0938 / $0.25 for Mistral Small 3.2.
- Mercury 2.5 accepts more context: 260K tokens versus 256K.
- Mistral Small 3.2 has downloadable open weights; the other is API-only.
Side by side
| Mercury 2.5 | Mistral Small 3.2 | |
|---|---|---|
| Provider | Inception | Mistral AI |
| Noometry Index | 30.2 | 30.8 |
| Released | 2026-09-08 | 2025-06-20 |
| Weights | Proprietary | Open |
| Context window | 260K | 256K |
| Max output | 66K | 16K |
| Input $ / M tokens | $0.04 | $0.0938 |
| Output $ / M tokens | $0.15 | $0.25 |
| Results tracked | 2 | 6 |
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Category by category
Coding Not comparable
Mercury 2.5: —, Mistral Small 3.2: —
| Benchmark | Mercury 2.5 | Mistral Small 3.2 |
|---|---|---|
| ALE-Bench | 301.65 | — |
Reasoning Not comparable
Mercury 2.5: —, Mistral Small 3.2: 17.5 (#282)
| Benchmark | Mercury 2.5 | Mistral Small 3.2 |
|---|---|---|
| Kagi LLM Benchmark | — | 40.4% |
| Chess Puzzles | — | 1% |
| Epoch Capabilities Index | — | 131.73 |
Math Mistral Small 3.2 leads
Mercury 2.5: 22.4, Mistral Small 3.2: 24.9 (#251)
| Benchmark | Mercury 2.5 | Mistral Small 3.2 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | — | 30.3% |
| ProofBench | 3% | — |
Knowledge Not comparable
Mercury 2.5: —, Mistral Small 3.2: 26.8 (#249)
| Benchmark | Mercury 2.5 | Mistral Small 3.2 |
|---|---|---|
| GPQA Diamond | — | 49.1% |
Writing & Preference Not comparable
Mercury 2.5: —, Mistral Small 3.2: 45.1 (#219)
| Benchmark | Mercury 2.5 | Mistral Small 3.2 |
|---|---|---|
| EQ-Bench Creative Writing | — | 1255 |
Frequently asked questions
Is Mercury 2.5 better than Mistral Small 3.2?
Mistral Small 3.2 has enough public results to be ranked (#271); Mercury 2.5 does not yet, so treat this comparison as directional.
Which is cheaper, Mercury 2.5 or Mistral Small 3.2?
Mercury 2.5 is cheaper. It lists at $0.04 per million input tokens and $0.15 per million output tokens; Mistral Small 3.2 lists at $0.0938 and $0.25.
Which has the bigger context window?
Mercury 2.5 does, with 260K tokens against 256K.
How many benchmarks do Mercury 2.5 and Mistral Small 3.2 share?
0 benchmarks have published results for both models. Mercury 2.5 has 2 scored results on Noometry and Mistral Small 3.2 has 6.