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OpenAI | Anthropic | Alibaba | ||
|---|---|---|---|---|
| Vendor | OpenAI | Anthropic | Alibaba | |
| Family | Gemini | o-series | Claude | Qwen |
| Release date | 2025-03-25 | 2025-04-16 | 2026-05-28 | 2025-04-29 |
| Context window | 2,000,000 tokens | 200,000 tokens | 1,000,000 tokens | 128,000 tokens |
| Parameters | — | — | — | 235B |
| Modality | text, vision, audio, video | text, vision | text, vision | text |
| License | proprietary | proprietary | proprietary | Apache-2.0 |
| Source | proprietary | proprietary | proprietary | open weights |
| Description | Predecessor to Gemini 3 Pro. | Reasoning-focused model in the o-series. | Anthropic's flagship hybrid-reasoning model — Opus 4.8 pushes coding and AI-agent workflows further (agentic coding 69.2% vs 64.3% on 4.7; multidisciplinary reasoning 57.9% vs 54.7%). 1M-token context, $5/$25 per MTok pricing held flat from Opus 4.7. Introduces Dynamic Workflows for Claude Code (research preview). GA on Anthropic API (`claude-opus-4-8`), AWS Bedrock, Google Vertex, Microsoft Foundry, and GitHub Copilot. | Predecessor to the Qwen3.6 family. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | 84.1% | — | — | — |
| GPQA-D | 84.0% | 87.7% | — | — |
| AIME-25 | — | 88.9% | — | — |
| MMMU | 72.4% | — | — | — |
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