Compare models
Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.
 GPT-4.1OpenAI |  DeepSeek-R1DeepSeek | GPT-5 OpenAI |  Gemini 2.5 Flash | |
|---|---|---|---|---|
| Vendor | OpenAI | DeepSeek | OpenAI | |
| Family | GPT | DeepSeek | GPT | Gemini |
| Release date | 2025-04-14 | 2025-01-20 | 2025-08-07 | — |
| Context window | 1,000,000 tokens | 128,000 tokens | 400,000 tokens | 1,000,000 tokens |
| Parameters | — | 671B | — | — |
| Modality | text, vision | text | text, vision, audio | text, vision, audio |
| License | proprietary | MIT | proprietary | proprietary |
| Source | proprietary | open weights | proprietary | proprietary |
| Description | — | Reasoning-focused open-weight model. | OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026. | — |
| Links |
Add a model
Gemini 2.5 Flash✓
Claude 4.6 SonnetmaxGPT-5.5maxDeepSeek-V4-Flashmax
Qwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 OpusmaxClaude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5✓
Grok 4maxQwen3 235Bmaxo3maxGPT-4.1✓
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1✓
Mistral Large 2maxMax 4 models. Remove one to add another.