SWE-Flux: leaderboard
Metric: Accuracy (%; execution-reasoning questions answered correctly over 480 instances in 12 Python repositories, gold answers harvested from instrumented executions). Source: arxiv.org. Saturation forecast: Around June 2028. 5 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | GPT-5.4 | 37.71 |
| 2 | GPT-5.3 Codex | 33.75 |
| 3 | GPT-OSS-20B | 20.62 |
| 4 | Gemma 4 31B | 19.17 |
Interactive version: theaggregate.ai/benchmark?slug=swe-flux · How It Works · Data refreshed daily, snapshot 2026-09-26.