# GPT-6.1 Sol vs Mercury

> Mercury has enough public results to be ranked (#192); GPT-6.1 Sol does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/gpt-6-1-sol-vs-mercury
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where GPT-6.1 Sol leads 51.4 to 38.1.

## Snapshot

| | GPT-6.1 Sol | Mercury |
|---|---|---|
| Provider | OpenAI | Inception |
| Noometry Index | 42.1 | 37.3 |
| Rank | — | 192 |
| Context | 1.05M | — |
| Input $/M | $2 | — |
| Output $/M | $10 | — |
| Weights | Proprietary | Proprietary |

## Coding

- GPT-6.1 Sol: 51.4
- Mercury: 38.1 (#164)

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| DeepSWE | 75.2% | — |
| LMArena Coding | — | 1323 |

## Agentic & Tool Use

- GPT-6.1 Sol: 34.3
- Mercury: —

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| GDP.pdf | 32% | — |

## Reasoning

- GPT-6.1 Sol: —
- Mercury: 16.8 (#288)

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| Kagi LLM Benchmark | — | 21.6% |
| LMArena Hard Prompts | — | 1284 |

## Multilingual

- GPT-6.1 Sol: —
- Mercury: 41.7 (#201)

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| LMArena Non-English | — | 1259 |

## Instruction Following

- GPT-6.1 Sol: —
- Mercury: 65.3 (#220)

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| LMArena Instruction Following | — | 1238 |

## Long Context

- GPT-6.1 Sol: —
- Mercury: 38.3 (#193)

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| LMArena Longer Query | — | 1264 |

## Writing & Preference

- GPT-6.1 Sol: —
- Mercury: 46.2 (#216)

| Benchmark | GPT-6.1 Sol | Mercury |
|---|---|---|
| LMArena Text | — | 1282 |
| LMArena Creative Writing | — | 1186 |
| LMArena Multi-Turn | — | 1283 |

## FAQ

### Is GPT-6.1 Sol better than Mercury?

Mercury has enough public results to be ranked (#192); GPT-6.1 Sol does not yet, so treat this comparison as directional.

### Is GPT-6.1 Sol or Mercury better for coding?

GPT-6.1 Sol scores higher on coding benchmarks: 51.4 versus 38.1 in the Noometry coding category.

### How many benchmarks do GPT-6.1 Sol and Mercury share?

0 benchmarks have published results for both models. GPT-6.1 Sol has 2 scored results on Noometry and Mercury has 9.