Model comparison
Mercury 2.5 vs Qwen1.5-7B
Qwen1.5-7B has enough public results to be ranked (#270); Mercury 2.5 does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
Alibaba (Qwen)Summary
- The widest gap is in math, where Qwen1.5-7B leads 29.0 to 22.4.
- Qwen1.5-7B has downloadable open weights; the other is API-only.
Side by side
| Mercury 2.5 | Qwen1.5-7B | |
|---|---|---|
| Provider | Inception | Alibaba (Qwen) |
| Noometry Index | 30.2 | 30.8 |
| Released | 2026-09-08 | 2024-02-04 |
| Weights | Proprietary | Open |
| Context window | 260K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.04 | — |
| Output $ / M tokens | $0.15 | — |
| Results tracked | 2 | 13 |
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Category by category
Coding Not comparable
Mercury 2.5: —, Qwen1.5-7B: 31.6 (#271)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Coding | — | 1107 |
| ALE-Bench | 301.65 | — |
Reasoning Not comparable
Mercury 2.5: —, Qwen1.5-7B: 19.5 (#237)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Hard Prompts | — | 1066 |
Math Qwen1.5-7B leads
Mercury 2.5: 22.4, Qwen1.5-7B: 29.0 (#222)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| ProofBench | 3% | — |
| LMArena Math | — | 1080 |
Knowledge Not comparable
Mercury 2.5: —, Qwen1.5-7B: 28.2 (#239)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Expert | — | 1055 |
| MMLU | — | 62.6% |
Multilingual Not comparable
Mercury 2.5: —, Qwen1.5-7B: 28.6 (#266)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Non-English | — | 1058 |
| LMArena Chinese | — | 1140 |
| LMArena Russian | — | 1006 |
Instruction Following Not comparable
Mercury 2.5: —, Qwen1.5-7B: 54.4 (#276)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Instruction Following | — | 1058 |
Long Context Not comparable
Mercury 2.5: —, Qwen1.5-7B: 33.1 (#261)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Longer Query | — | 1090 |
Writing & Preference Not comparable
Mercury 2.5: —, Qwen1.5-7B: 29.8 (#288)
| Benchmark | Mercury 2.5 | Qwen1.5-7B |
|---|---|---|
| LMArena Text | — | 1084 |
| LMArena Creative Writing | — | 1035 |
| LMArena Multi-Turn | — | 1061 |
Frequently asked questions
Is Mercury 2.5 better than Qwen1.5-7B?
Qwen1.5-7B has enough public results to be ranked (#270); Mercury 2.5 does not yet, so treat this comparison as directional.
How many benchmarks do Mercury 2.5 and Qwen1.5-7B share?
0 benchmarks have published results for both models. Mercury 2.5 has 2 scored results on Noometry and Qwen1.5-7B has 13.