# GPT-6.1 Sol vs Phi 3 Mini 128k Instruct

> Phi 3 Mini 128k Instruct has enough public results to be ranked (#303); GPT-6.1 Sol does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/gpt-6-1-sol-vs-phi-3-mini-128k-instruct
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where GPT-6.1 Sol leads 51.4 to 28.3.
- Phi 3 Mini 128k Instruct has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 42.1 | 29.1 |
| Rank | — | 303 |
| Context | 1.05M | — |
| Input $/M | $2 | — |
| Output $/M | $10 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-6.1 Sol: 51.4
- Phi 3 Mini 128k Instruct: 28.3 (#307)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| DeepSWE | 75.2% | — |
| BigCodeBench Instruct | — | 29.6% |
| LMArena Coding | — | 1040 |
| BigCodeBench Complete | — | 40.6% |

## Agentic & Tool Use

- GPT-6.1 Sol: 34.3
- Phi 3 Mini 128k Instruct: —

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| GDP.pdf | 32% | — |

## Reasoning

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 18.7 (#254)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Hard Prompts | — | 1028 |

## Math

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 29.2 (#220)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Math | — | 1089 |

## Knowledge

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 26.3 (#251)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Expert | — | 984 |

## Multilingual

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 25.4 (#280)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Non-English | — | 1000 |
| LMArena Chinese | — | 1016 |
| LMArena French | — | 1038 |
| LMArena German | — | 1006 |
| LMArena Japanese | — | 899 |
| LMArena Korean | — | 856 |
| LMArena Russian | — | 1004 |
| LMArena Spanish | — | 1058 |

## Instruction Following

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 52.1 (#289)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Instruction Following | — | 1023 |

## Long Context

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 30.3 (#284)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Longer Query | — | 996 |

## Writing & Preference

- GPT-6.1 Sol: —
- Phi 3 Mini 128k Instruct: 27.3 (#296)

| Benchmark | GPT-6.1 Sol | Phi 3 Mini 128k Instruct |
|---|---|---|
| LMArena Text | — | 1050 |
| LMArena Creative Writing | — | 1024 |
| LMArena Multi-Turn | — | 989 |

## FAQ

### Is GPT-6.1 Sol better than Phi 3 Mini 128k Instruct?

Phi 3 Mini 128k Instruct has enough public results to be ranked (#303); GPT-6.1 Sol does not yet, so treat this comparison as directional.

### Is GPT-6.1 Sol or Phi 3 Mini 128k Instruct better for coding?

GPT-6.1 Sol scores higher on coding benchmarks: 51.4 versus 28.3 in the Noometry coding category.

### How many benchmarks do GPT-6.1 Sol and Phi 3 Mini 128k Instruct share?

0 benchmarks have published results for both models. GPT-6.1 Sol has 2 scored results on Noometry and Phi 3 Mini 128k Instruct has 19.