GPT-5.6 Sol (Medium) — benchmark results
GPT-5.6 Sol evaluated at the medium reasoning-effort setting. Provider: OpenAI. Released 2026-07-09. Access: API.
Unified ELO 2016 ± 31, rank #18 of 1776 rated models, from 43 benchmark results.
Strongest benchmark results
| Benchmark | Score | Metric | Percentile |
|---|---|---|---|
| AA Omniscience - Business | 50.9 | Accuracy (%) | 99.8 |
| AA Terminal-Bench Hard | 62.88 | Accuracy (%) | 99.5 |
| AA Omniscience - Software Engineering (SWE) - Go | 84 | Accuracy (%) | 99.2 |
| AA Omniscience - Software Engineering (SWE) - Rust | 86 | Accuracy (%) | 99.2 |
| AA Omniscience - Humanities & Social Sciences | 56.9 | Accuracy (%) | 99.1 |
| Epoch AI - ECI | 162.06 | ECI Score | 99.1 |
| AA Omniscience - Software Engineering (SWE) - R | 72 | Accuracy (%) | 98.9 |
| AA SciCode | 56.48 | Accuracy (%) | 98.9 |
| AA-Omniscience Accuracy | 56.68 | Accuracy (%) | 98.9 |
| AA Omniscience - Software Engineering (SWE) - TypeScript | 90 | Accuracy (%) | 98.8 |
| AA Omniscience - Science, Engineering & Mathematics | 51.9 | Accuracy (%) | 98.5 |
| AA Omniscience - Health | 48.6 | Accuracy (%) | 98.4 |
Interactive version: theaggregate.ai/model?slug=gpt-5-6-sol-medium · How the rankings work · Data refreshed daily, snapshot 2026-07-22.