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OpenAI | Alibaba | Meta | xAI | |
|---|---|---|---|---|
| Vendor | OpenAI | Alibaba | Meta | xAI |
| Family | o-series | Qwen | Llama | Grok |
| Release date | 2025-04-16 | 2026-05-20 | 2025-04-05 | 2025-07-09 |
| Context window | 200,000 tokens | 1,000,000 tokens | 10,000,000 tokens | 256,000 tokens |
| Parameters | — | — | 109B | — |
| Modality | text, vision | text | text, vision | text |
| License | proprietary | proprietary | Llama 4 Community License | proprietary |
| Source | proprietary | proprietary | open weights | proprietary |
| Description | Reasoning-focused model in the o-series. | Alibaba's flagship agent model — 1M-token context, extended-thinking mode, 56.6 on the Artificial Analysis Intelligence Index v4.0 (5th overall, #1 Chinese). 50.8% on Terminal-Bench Hard. Designed for long-horizon agent workloads (hundreds-to-thousands of steps). Closed-weight, $2.50/$7.50 per 1M tokens. | — | — |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 83.7% | — | 82.8% |
| GPQA-D | 87.7% | 83.0% | — | 87.5% |
| HumanEval | — | 93.9% | — | — |
| Aider | — | 78.4% | — | 72.5% |
| AIME-25 | 88.9% | 90.4% | — | 86.1% |
| LiveCB | — | 71.0% | — | 65.3% |
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