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 Qwen3 235BAlibaba |  Claude 4.8 OpusAnthropic |  o3OpenAI | |
|---|---|---|---|
| Vendor | Alibaba | Anthropic | OpenAI |
| Family | Qwen | Claude | o-series |
| Release date | 2025-04-29 | 2026-05-28 | 2025-04-16 |
| Context window | 128,000 tokens | 1,000,000 tokens | 200,000 tokens |
| Parameters | 235B | — | — |
| Modality | text | text, vision | text, vision |
| License | Apache-2.0 | proprietary | proprietary |
| Source | open weights | proprietary | proprietary |
| Description | Predecessor to the Qwen3.6 family. | 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. | 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-Max+
Gemini 3.5+Gemini Omni+GPT-5.5+Qwen3.6-27B+
DeepSeek-V4-Flash+DeepSeek-V4-Pro+Gemini 3 Pro+Claude 4.7 Opus+Claude 4.6 Sonnet+Claude 4.5 Haiku+DeepSeek-V3.1+GPT-5+
Grok 4+Gemini 2.5 Flash+Qwen3 235B✓o3✓GPT-4.1+
Llama 4 Scout+Llama 4 Maverick+Gemini 2.5 Pro+DeepSeek-R1+
Mistral Large 2+