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 o3OpenAI |  Gemini 3.5 |  DeepSeek-V3.1DeepSeek | Gemini 2.5 Flash | |
|---|---|---|---|---|
| Vendor | OpenAI | DeepSeek | ||
| Family | o-series | Gemini | DeepSeek | Gemini |
| Release date | 2025-04-16 | 2026-05-20 | 2025-08-21 | 2025-06-17 |
| Context window | 200,000 tokens | 2,000,000 tokens | 128,000 tokens | 1,000,000 tokens |
| Parameters | — | — | 671B | — |
| Modality | text, vision | text, vision, audio, video | text | text, vision, audio |
| License | proprietary | proprietary | MIT | proprietary |
| Source | proprietary | proprietary | open weights | proprietary |
| Description | Reasoning-focused model in the o-series. | Google DeepMind's next-gen Gemini — positioned as "frontier intelligence with action". Built for complex agentic workflows. Announced at Google I/O 2026. | Large MoE open-weight model. Predecessor to DeepSeek-V4. | 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 | — | 88.9% | — | — |
| GPQA-D | 87.7% | 91.2% | — | — |
| AIME-25 | 88.9% | 96.1% | — | — |
| MMMU | — | 86.0% | — | — |
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Claude 4.8 Opusmax
Qwen3.7-MaxmaxGemini 3.5✓Gemini OmnimaxGPT-5.5maxQwen3.6-27BmaxDeepSeek-V4-FlashmaxDeepSeek-V4-PromaxGemini 3 PromaxClaude 4.7 OpusmaxClaude 4.6 SonnetmaxClaude 4.5 HaikumaxDeepSeek-V3.1✓GPT-5max
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Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.