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Scores, capabilities and costs for the models you’re considering.
| 1 model | openaiOpenAI: GPT-6 AstraRemove × |
|---|---|
| What’s different | Accepts mid-turn steering and async tool calls, so agents can take new instructions while other tools are still running. |
| Date | Sep 3, 2026Released |
API prices USD · provider configuration shown below | |
| Listed rate | $5.00 in / $25.00 out/ 1M tokensOpenAI · via OpenRouter · all routes ↗openai/flex · tier=flex · prompt ≤ 272000 tokens |
| Provider endpoints | 9 endpoints → |
Benchmarks Each result retains its evaluation configuration | |
| AA Intelligence ↗4.3.2 | 52.67 ↗Effort: max · MaxIndependent result |
| AA-Briefcase ↗1.1 | 1,568.99 ↗Effort: max · MaxIndependent result |
| GDPval-AA ↗2.1 | 1,572.84 ↗Effort: max · MaxIndependent result |
| AutomationBench-AA ↗AA Index 4.3.2 collection | 68.49% ↗Effort: max · MaxIndependent result |
| Terminal-Bench 4.0 · AA ↗ | 59.09% ↗Effort: max · MaxHarness unreportedIndependent result |
| SciCode ↗AA Index 4.3.2 collection | 56.48% ↗AA · Under reviewEffort: max · MaxIndependent result |
| Humanity’s Last Exam ↗AA Index 4.3.2 collection | 54.68% ↗Effort: max · MaxIndependent result |
| GDP.pdf ↗AA Index 4.3.2 collection | 31% ↗Effort: max · MaxIndependent result |
| CritPt ↗AA Index 4.3.2 collection | 31.71% ↗AA · Under reviewEffort: max · MaxIndependent result |
| AA-Omniscience ↗AA Index 4.3.2 collection | 43.4 ↗Effort: max · MaxIndependent result |
| AA-LCR ↗1.1 | 80.67% ↗Effort: max · MaxIndependent result |
| LiveBench ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 86.14% ↗Effort: max · single run · equal mean of 7 suitesIndependent result |
| LiveBench Design ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 82% ↗Effort: max · single runIndependent result |
| LiveBench Research ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 85.2% ↗Effort: max · single runIndependent result |
| LiveBench Browser Use ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 84% ↗Effort: max · single runIndependent result |
| LiveBench Coding ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 93.7% ↗Effort: max · single runIndependent result |
| LiveBench Agentic ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 82.4% ↗Effort: max · single runIndependent result |
| LiveBench Data Analysis ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 83% ↗Effort: max · single runIndependent result |
| LiveBench Reasoning ↗2.0 · 2026-10-14 (dataset 2026-09-02) | 92.7% ↗Effort: max · single runIndependent result |
Specifications | |
| Context window | 1.1M |
| Max output | 128K |
| Parameters | — |
| Tool calling | Supported |
| Structured output | Supported |
| Image input | Supported |
| Reasoning | Supported |
| Prompt caching | Supported |