Model comparison
Amazon Nova Experimental Chat 26 01 10 vs Mercury 2.5
Amazon Nova Experimental Chat 26 01 10 is the stronger model overall, scoring 42.8 to 33.5 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in math, where Amazon Nova Experimental Chat 26 01 10 leads 38.5 to 23.3.
Side by side
| Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 | |
|---|---|---|
| Provider | Amazon | Inception |
| Noometry Index | 42.8 | 33.5 |
| Released | — | 2026-09-08 |
| Weights | Proprietary | Proprietary |
| Context window | — | 260K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.04 |
| Output $ / M tokens | — | $0.15 |
| Results tracked | 13 | 4 |
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Category by category
Coding Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 42.7 (#96), Mercury 2.5: 39.5 (#156)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| SciCode | — | 38.5% |
| LMArena Coding | 1447 | — |
| ALE-Bench | — | 301.65 |
Reasoning Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 28.9 (#98), Mercury 2.5: 22.4 (#193)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| CritPt | — | 0% |
| LMArena Hard Prompts | 1415 | — |
Math Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 38.5 (#136), Mercury 2.5: 23.3 (#272)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| ProofBench | — | 3% |
| LMArena Math | 1404 | — |
Knowledge Not comparable
Amazon Nova Experimental Chat 26 01 10: 40.3 (#120), Mercury 2.5: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| LMArena Expert | 1444 | — |
Multilingual Not comparable
Amazon Nova Experimental Chat 26 01 10: 50.2 (#126), Mercury 2.5: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| LMArena Non-English | 1381 | — |
| LMArena Chinese | 1372 | — |
| LMArena Russian | 1391 | — |
| LMArena Spanish | 1390 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 26 01 10: 72.9 (#126), Mercury 2.5: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| LMArena Instruction Following | 1381 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 26 01 10: 42.7 (#119), Mercury 2.5: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| LMArena Longer Query | 1400 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 26 01 10: 57.4 (#129), Mercury 2.5: —
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Mercury 2.5 |
|---|---|---|
| LMArena Text | 1396 | — |
| LMArena Creative Writing | 1331 | — |
| LMArena Multi-Turn | 1380 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 01 10 better than Mercury 2.5?
Amazon Nova Experimental Chat 26 01 10 is the stronger model overall, scoring 42.8 to 33.5 on the Noometry Index.
Is Amazon Nova Experimental Chat 26 01 10 or Mercury 2.5 better for coding?
Amazon Nova Experimental Chat 26 01 10 scores higher on coding benchmarks: 42.7 versus 39.5 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 26 01 10 and Mercury 2.5 share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 01 10 has 13 scored results on Noometry and Mercury 2.5 has 4.