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 Grok 4xAI |  GPT-5.5OpenAI |  Gemini Omni |  Claude 4.6 SonnetAnthropic | |
|---|---|---|---|---|
| Vendor | xAI | OpenAI | Anthropic | |
| Family | Grok | GPT | Gemini | Claude |
| Release date | 2025-07-09 | 2026-04-23 | 2026-05-20 | 2026-02-17 |
| Context window | 256,000 tokens | 400,000 tokens | 1,000,000 tokens | 1,000,000 tokens |
| Parameters | — | — | — | — |
| Modality | text | text, vision, audio | text, vision, audio, video | text, vision |
| License | proprietary | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary | proprietary |
| Description | — | OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning. | Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model. | Anthropic's mid-tier flagship — released 12 days after Opus 4.6 and matching most of its capabilities at ~40% the API cost ($3/$15 per 1M tokens). 1M-token context. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | 82.8% | 87.6% | — | 85.4% |
| GPQA-D | 87.5% | 89.4% | — | 85.8% |
| HumanEval | — | 96.8% | — | 95.9% |
| Aider | 72.5% | 89.7% | — | 83.6% |
| AIME-25 | 86.1% | 94.2% | — | 87.4% |
| LiveCB | 65.3% | 78.9% | — | 73.8% |
| MMMU | — | 78.4% | 82.5% | — |
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Claude 4.8 Opusmax
Qwen3.7-MaxmaxGemini 3.5maxGemini Omni✓GPT-5.5✓Qwen3.6-27Bmax
DeepSeek-V4-FlashmaxDeepSeek-V4-PromaxGemini 3 PromaxClaude 4.7 OpusmaxClaude 4.6 Sonnet✓Claude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5maxGrok 4✓Gemini 2.5 FlashmaxQwen3 235Bmaxo3maxGPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.