# GPT-6.1 Sol vs Qwen3-4B

> Qwen3-4B has enough public results to be ranked (#261); GPT-6.1 Sol does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/gpt-6-1-sol-vs-qwen3-4b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in agentic & tool use, where GPT-6.1 Sol leads 34.3 to 27.3.
- Qwen3-4B has downloadable open weights; the other is API-only.

## Snapshot

| | GPT-6.1 Sol | Qwen3-4B |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 42.1 | 31.5 |
| Rank | — | 261 |
| Context | 1.05M | — |
| Input $/M | $2 | — |
| Output $/M | $10 | — |
| Weights | Proprietary | Open |

## Coding

- GPT-6.1 Sol: 51.4
- Qwen3-4B: —

| Benchmark | GPT-6.1 Sol | Qwen3-4B |
|---|---|---|
| DeepSWE | 75.2% | — |

## Agentic & Tool Use

- GPT-6.1 Sol: 34.3
- Qwen3-4B: 27.3 (#94)

| Benchmark | GPT-6.1 Sol | Qwen3-4B |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 35.7% |
| GDP.pdf | 32% | — |

## Reasoning

- GPT-6.1 Sol: —
- Qwen3-4B: 18.5 (#264)

| Benchmark | GPT-6.1 Sol | Qwen3-4B |
|---|---|---|
| Chess Puzzles | — | 4% |

## Math

- GPT-6.1 Sol: —
- Qwen3-4B: 28.5 (#228)

| Benchmark | GPT-6.1 Sol | Qwen3-4B |
|---|---|---|
| MathArena Final-Answer Competitions | — | 38.5% |
| OTIS Mock AIME 2024-2025 | — | 52.2% |

## Knowledge

- GPT-6.1 Sol: —
- Qwen3-4B: 33.0 (#198)

| Benchmark | GPT-6.1 Sol | Qwen3-4B |
|---|---|---|
| GPQA Diamond | — | 52.3% |
| Vectara Hallucination Rate | — | 5.7% |

## FAQ

### Is GPT-6.1 Sol better than Qwen3-4B?

Qwen3-4B has enough public results to be ranked (#261); GPT-6.1 Sol does not yet, so treat this comparison as directional.

### How many benchmarks do GPT-6.1 Sol and Qwen3-4B share?

0 benchmarks have published results for both models. GPT-6.1 Sol has 2 scored results on Noometry and Qwen3-4B has 6.