# Laguna M.1 vs Mercury 2

> Mercury 2 is the stronger model overall, scoring 38.8 to 31.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/laguna-m-1-vs-mercury-2
- Last updated: 2026-10-10
- Shared benchmarks: 1

## Summary

- They share 1 benchmark with published results for both. Laguna M.1 scores higher in 1 category and Mercury 2 in 1 category; 2 gaps are clear of the uncertainty.
- The widest gap is in coding, where Laguna M.1 leads 36.4 to 33.2.
- Laguna M.1 accepts more context: 262K tokens versus 128K.
- Laguna M.1 has downloadable open weights; the other is API-only.

## Snapshot

| | Laguna M.1 | Mercury 2 |
|---|---|---|
| Provider | Poolside | Inception |
| Noometry Index | 31.9 | 38.8 |
| Rank | 252 | 167 |
| Context | 262K | 128K |
| Input $/M | — | $0.25 |
| Output $/M | — | $0.75 |
| Weights | Open | Proprietary |

## Coding

- Laguna M.1: 36.4 (#195)
- Mercury 2: 33.2 (#250)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| LMArena WebDev | 1348 | 1170 |
| SciCode | — | 38.7% |
| WeirdML | — | 43.2% |
| LMArena Coding | — | 1391 |
| ALE-Bench | — | 785.58 |

## Reasoning

- Laguna M.1: 21.9 (#187)
- Mercury 2: 23.0 (#170)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| CritPt | — | 0.8% |
| LMArena Hard Prompts | — | 1362 |
| Surface Evolver Bench | 15.6% | — |

## Math

- Laguna M.1: 20.3 (#276)
- Mercury 2: —

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| ProofBench | 0% | — |

## Knowledge

- Laguna M.1: —
- Mercury 2: 35.6 (#170)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| Vectara Hallucination Rate | — | 12.3% |
| LMArena Expert | — | 1358 |

## Multilingual

- Laguna M.1: —
- Mercury 2: 46.8 (#153)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| LMArena Non-English | — | 1331 |
| LMArena Chinese | — | 1416 |
| LMArena Russian | — | 1303 |

## Instruction Following

- Laguna M.1: —
- Mercury 2: 70.4 (#161)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| LMArena Instruction Following | — | 1328 |

## Long Context

- Laguna M.1: —
- Mercury 2: 40.4 (#149)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| LMArena Longer Query | — | 1329 |

## Writing & Preference

- Laguna M.1: —
- Mercury 2: 54.0 (#151)

| Benchmark | Laguna M.1 | Mercury 2 |
|---|---|---|
| LMArena Text | — | 1355 |
| LMArena Creative Writing | — | 1289 |
| LMArena Multi-Turn | — | 1358 |

## FAQ

### Is Laguna M.1 better than Mercury 2?

Mercury 2 is the stronger model overall, scoring 38.8 to 31.9 on the Noometry Index.

### Is Laguna M.1 or Mercury 2 better for coding?

Laguna M.1 scores higher on coding benchmarks: 36.4 versus 33.2 in the Noometry coding category.

### Which has the bigger context window?

Laguna M.1 does, with 262K tokens against 128K.

### How many benchmarks do Laguna M.1 and Mercury 2 share?

1 benchmark has published results for both models. Laguna M.1 has 3 scored results on Noometry and Mercury 2 has 17.