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 GPT-5OpenAI |  Grok 4xAI |  Gemini Omni | GPT-5.5 OpenAI | |
|---|---|---|---|---|
| Vendor | OpenAI | xAI | OpenAI | |
| Family | GPT | Grok | Gemini | GPT |
| Release date | 2025-08-07 | 2025-07-09 | 2026-05-20 | 2026-04-23 |
| Context window | 400,000 tokens | 256,000 tokens | 1,000,000 tokens | 400,000 tokens |
| Parameters | — | — | — | — |
| Modality | text, vision, audio | text | text, vision, audio, video | text, vision, audio |
| License | proprietary | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary | proprietary |
| Description | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — | Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model. | 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. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | 85.1% | 82.8% | — | 87.6% |
| GPQA-D | 87.3% | 87.5% | — | 89.4% |
| HumanEval | 95.2% | — | — | 96.8% |
| Aider | 85.4% | 72.5% | — | 89.7% |
| AIME-25 | 91.0% | 86.1% | — | 94.2% |
| LiveCB | 74.5% | 65.3% | — | 78.9% |
| MMMU | 74.1% | — | 82.5% | 78.4% |
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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 SonnetmaxClaude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5✓Grok 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.