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 Claude 4.8 OpusAnthropic |  Qwen3 235BAlibaba |  GPT-4.1OpenAI | o3 OpenAI | |
|---|---|---|---|---|
| Vendor | Anthropic | Alibaba | OpenAI | OpenAI |
| Family | Claude | Qwen | GPT | o-series |
| Release date | 2026-05-28 | 2025-04-29 | 2025-04-14 | 2025-04-16 |
| Context window | 1,000,000 tokens | 128,000 tokens | 1,000,000 tokens | 200,000 tokens |
| Parameters | — | 235B | — | — |
| Modality | text, vision | text | text, vision | text, vision |
| License | proprietary | Apache-2.0 | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | 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. | — | Reasoning-focused model in the o-series. |
| Links | ||||
| Benchmarks | ||||
| GPQA-D | — | — | — | 87.7% |
| AIME-25 | — | — | — | 88.9% |
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Claude 4.8 Opus✓Qwen3.7-Maxmax
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Grok 4maxGemini 2.5 FlashmaxQwen3 235B✓o3✓GPT-4.1✓
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