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 Gemini Omni |  Grok 4xAI |  GPT-5OpenAI | Gemini 2.5 Flash | |
|---|---|---|---|---|
| Vendor | xAI | OpenAI | ||
| Family | Gemini | Grok | GPT | Gemini |
| Release date | 2026-05-20 | 2025-07-09 | 2025-08-07 | 2025-06-17 |
| Context window | 1,000,000 tokens | 256,000 tokens | 400,000 tokens | 1,000,000 tokens |
| Parameters | — | — | — | — |
| Modality | text, vision, audio, video | text | text, vision, audio | text, vision, audio |
| License | proprietary | proprietary | proprietary | proprietary |
| Source | proprietary | proprietary | proprietary | proprietary |
| Description | Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model. | — | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | Google's cost-and-latency-optimized Gemini 2.5 variant. Generally available June 2025 — designed for high-throughput agentic workflows with sub-second first-token latency. |
| Links | ||||
| Benchmarks | ||||
| MMLU-Pro | — | 82.8% | 85.1% | — |
| GPQA-D | — | 87.5% | 87.3% | — |
| HumanEval | — | — | 95.2% | — |
| Aider | — | 72.5% | 85.4% | — |
| AIME-25 | — | 86.1% | 91.0% | — |
| LiveCB | — | 65.3% | 74.5% | — |
| MMMU | 82.5% | — | 74.1% | — |
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Claude 4.8 Opusmax
Qwen3.7-MaxmaxGemini 3.5maxGemini Omni✓GPT-5.5maxQwen3.6-27Bmax
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Mistral Large 2maxMax 4 models. Remove one to add another.