Model comparison
Mercury 2 vs Qwen3.7 Plus
Qwen3.7 Plus is the stronger model overall, scoring 45.0 to 38.8 on the Noometry Index. Mercury 2 costs 1.9× less per token, which makes it the better buy when Qwen3.7 Plus's lead doesn't matter for your workload.
Last verified . 13 shared benchmarks.
Alibaba (Qwen)Summary
- They share 13 benchmarks with published results for both. Mercury 2 scores higher in 0 categories and Qwen3.7 Plus in 7 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Qwen3.7 Plus leads 54.9 to 35.6.
- The biggest single-benchmark swing is CritPt: 0.8% for Mercury 2 and 9.1% for Qwen3.7 Plus.
- Mercury 2 is cheaper at $0.25 / $0.75 per million input/output tokens, against $0.40 / $1.60 for Qwen3.7 Plus.
- Qwen3.7 Plus accepts more context: 1M tokens versus 128K.
Side by side
| Mercury 2 | Qwen3.7 Plus | |
|---|---|---|
| Provider | Inception | Alibaba (Qwen) |
| Noometry Index | 38.8 | 45.0 |
| Released | 2026-02-20 | 2026-06-02 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 1M |
| Max output | 50K | 131K |
| Input $ / M tokens | $0.25 | $0.40 |
| Output $ / M tokens | $0.75 | $1.60 |
| Results tracked | 17 | 32 |
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Category by category
Coding Qwen3.7 Plus leads
Mercury 2: 33.2 (#250), Qwen3.7 Plus: 36.1 (#200)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| SciCode | 38.7% | 45.5% |
| LMArena Coding | 1391 | 1473 |
| FrontierCode | — | 10.2% |
| LMArena WebDev | 1170 | — |
| WeirdML | 43.2% | — |
| ALE-Bench | 785.58 | — |
Agentic & Tool Use Not comparable
Mercury 2: —, Qwen3.7 Plus: 21.2 (#130)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| OSWorld 2.0 | — | 2.8% |
Reasoning Qwen3.7 Plus leads
Mercury 2: 23.0 (#170), Qwen3.7 Plus: 38.4 (#54)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| CritPt | 0.8% | 9.1% |
| LMArena Hard Prompts | 1362 | 1460 |
| NYT Connections (extended) | — | 74.8% |
| Chess Puzzles | — | 24% |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 84% |
| LMCA | — | 37.6% |
| Epoch Capabilities Index | — | 147.39 |
Math Not comparable
Mercury 2: —, Qwen3.7 Plus: 49.3 (#47)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 34.4% |
| OTIS Mock AIME 2024-2025 | — | 93.3% |
| LMArena Math | — | 1467 |
Knowledge Qwen3.7 Plus leads
Mercury 2: 35.6 (#170), Qwen3.7 Plus: 54.9 (#46)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| LMArena Expert | 1358 | 1467 |
| GPQA Diamond | — | 87.9% |
| Vectara Hallucination Rate | 12.3% | — |
Multimodal Not comparable
Mercury 2: —, Qwen3.7 Plus: 41.2 (#30)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| LMArena Vision | — | 1281 |
| LMArena Document | — | 1444 |
Multilingual Qwen3.7 Plus leads
Mercury 2: 46.8 (#153), Qwen3.7 Plus: 55.0 (#36)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| LMArena Non-English | 1331 | 1445 |
| LMArena Chinese | 1416 | 1510 |
| LMArena Russian | 1303 | 1457 |
| LMArena French | — | 1471 |
| LMArena German | — | 1471 |
| LMArena Japanese | — | 1411 |
| LMArena Korean | — | 1416 |
| LMArena Spanish | — | 1453 |
Instruction Following Qwen3.7 Plus leads
Mercury 2: 70.4 (#161), Qwen3.7 Plus: 75.9 (#49)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| LMArena Instruction Following | 1328 | 1439 |
Long Context Qwen3.7 Plus leads
Mercury 2: 40.4 (#149), Qwen3.7 Plus: 44.5 (#61)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| LMArena Longer Query | 1329 | 1454 |
Writing & Preference Qwen3.7 Plus leads
Mercury 2: 54.0 (#151), Qwen3.7 Plus: 64.5 (#54)
| Benchmark | Mercury 2 | Qwen3.7 Plus |
|---|---|---|
| LMArena Text | 1355 | 1454 |
| LMArena Creative Writing | 1289 | 1439 |
| LMArena Multi-Turn | 1358 | 1459 |
Frequently asked questions
Is Mercury 2 better than Qwen3.7 Plus?
Qwen3.7 Plus is the stronger model overall, scoring 45.0 to 38.8 on the Noometry Index. Mercury 2 costs 1.9× less per token, which makes it the better buy when Qwen3.7 Plus's lead doesn't matter for your workload.
Which is cheaper, Mercury 2 or Qwen3.7 Plus?
Mercury 2 is cheaper. It lists at $0.25 per million input tokens and $0.75 per million output tokens; Qwen3.7 Plus lists at $0.40 and $1.60.
Is Mercury 2 or Qwen3.7 Plus better for coding?
Qwen3.7 Plus scores higher on coding benchmarks: 36.1 versus 33.2 in the Noometry coding category.
Which has the bigger context window?
Qwen3.7 Plus does, with 1M tokens against 128K.
How many benchmarks do Mercury 2 and Qwen3.7 Plus share?
13 benchmarks have published results for both models. Mercury 2 has 17 scored results on Noometry and Qwen3.7 Plus has 32.