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 o3OpenAI |  Gemini Omni |  DeepSeek-V4-FlashDeepSeek | |
|---|---|---|---|
| Vendor | OpenAI | DeepSeek | |
| Family | o-series | Gemini | DeepSeek |
| Release date | 2025-04-16 | 2026-05-20 | 2026-04-22 |
| Context window | 200,000 tokens | 1,000,000 tokens | 1,000,000 tokens |
| Parameters | — | — | 284B (13B active) |
| Modality | text, vision | text, vision, audio, video | text |
| License | proprietary | proprietary | MIT |
| Source | proprietary | proprietary | open weights |
| Description | Reasoning-focused model in the o-series. | Multimodal Gemini variant introduced at Google I/O 2026 — unified text, image, audio, and video processing in a single model. | Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE. |
| Links | |||
| Benchmarks | |||
| GPQA-D | 87.7% | — | — |
| AIME-25 | 88.9% | — | — |
| MMMU | — | 82.5% | — |
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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+