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 Grok 4xAI |  DeepSeek-R1DeepSeek |  Claude 4.8 OpusAnthropic | Claude 4.5 Haiku Anthropic | |
|---|---|---|---|---|
| Vendor | xAI | DeepSeek | Anthropic | Anthropic |
| Family | Grok | DeepSeek | Claude | Claude |
| Release date | 2025-07-09 | 2025-01-20 | 2026-05-28 | 2025-10-01 |
| Context window | 256,000 tokens | 128,000 tokens | 1,000,000 tokens | 200,000 tokens |
| Parameters | — | 671B | — | — |
| Modality | text | text | text, vision | text, vision |
| License | proprietary | MIT | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | — | Reasoning-focused open-weight model. | 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. | Fast, cost-effective Claude model. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | 82.8% | — | — | — |
| GPQA-D | 87.5% | — | — | — |
| Aider | 72.5% | — | — | — |
| AIME-25 | 86.1% | 79.8% | — | — |
| LiveCB | 65.3% | — | — | — |
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Claude 4.8 Opus✓
Qwen3.7-Maxmax
Gemini 3.5maxGemini Omnimax
GPT-5.5maxQwen3.6-27BmaxDeepSeek-V4-FlashmaxDeepSeek-V4-PromaxGemini 3 PromaxClaude 4.7 OpusmaxClaude 4.6 SonnetmaxClaude 4.5 Haiku✓DeepSeek-V3.1maxGPT-5maxGrok 4✓Gemini 2.5 FlashmaxQwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓
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