Model comparison
Mercury 2.5 vs Ministral 8B
Ministral 8B has enough public results to be ranked (#321); 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 $0.10 / $0.10 for Ministral 8B.
- Mercury 2.5 accepts more context: 260K tokens versus 128K.
- Ministral 8B has downloadable open weights; the other is API-only.
Side by side
| Mercury 2.5 | Ministral 8B | |
|---|---|---|
| Provider | Inception | Mistral AI |
| Noometry Index | 30.2 | 27.8 |
| Released | 2026-09-08 | 2024-10-01 |
| Weights | Proprietary | Open |
| Context window | 260K | 128K |
| Max output | 66K | 128K |
| Input $ / M tokens | $0.04 | $0.10 |
| Output $ / M tokens | $0.15 | $0.10 |
| Results tracked | 2 | 17 |
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Category by category
Coding Not comparable
Mercury 2.5: —, Ministral 8B: 34.4 (#226)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| LMArena Coding | — | 1202 |
| ALE-Bench | 301.65 | — |
Agentic & Tool Use Not comparable
Mercury 2.5: —, Ministral 8B: 16.2 (#140)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 11.1% |
Reasoning Not comparable
Mercury 2.5: —, Ministral 8B: 17.7 (#279)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| LMArena Hard Prompts | — | 1191 |
| DTBench | — | 45.7% |
Math Ministral 8B leads
Mercury 2.5: 22.4, Ministral 8B: 23.7 (#262)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| ProofBench | 3% | — |
| LMArena Math | — | 1188 |
| MATH Level 5 | — | 14.9% |
Knowledge Not comparable
Mercury 2.5: —, Ministral 8B: 12.5 (#292)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| GPQA Diamond | — | 27.1% |
| Vectara Hallucination Rate | — | 7.4% |
| LMArena Expert | — | 1170 |
Multilingual Not comparable
Mercury 2.5: —, Ministral 8B: 35.3 (#242)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| LMArena Non-English | — | 1165 |
| LMArena Chinese | — | 1193 |
| LMArena Russian | — | 1195 |
Instruction Following Not comparable
Mercury 2.5: —, Ministral 8B: 60.7 (#245)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| LMArena Instruction Following | — | 1161 |
Long Context Not comparable
Mercury 2.5: —, Ministral 8B: 36.7 (#222)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| LMArena Longer Query | — | 1212 |
Writing & Preference Not comparable
Mercury 2.5: —, Ministral 8B: 39.8 (#241)
| Benchmark | Mercury 2.5 | Ministral 8B |
|---|---|---|
| LMArena Text | — | 1191 |
| LMArena Creative Writing | — | 1175 |
| LMArena Multi-Turn | — | 1166 |
Frequently asked questions
Is Mercury 2.5 better than Ministral 8B?
Ministral 8B has enough public results to be ranked (#321); Mercury 2.5 does not yet, so treat this comparison as directional.
Which is cheaper, Mercury 2.5 or Ministral 8B?
Mercury 2.5 is cheaper. It lists at $0.04 per million input tokens and $0.15 per million output tokens; Ministral 8B lists at $0.10 and $0.10.
Which has the bigger context window?
Mercury 2.5 does, with 260K tokens against 128K.
How many benchmarks do Mercury 2.5 and Ministral 8B share?
0 benchmarks have published results for both models. Mercury 2.5 has 2 scored results on Noometry and Ministral 8B has 17.