Compare models
Pick up to 4models. Specs render side-by-side. Share the URL — it's stateless.
 Grok 4xAI |  o3OpenAI |  Qwen3 235BAlibaba | GPT-5.5 OpenAI | |
|---|---|---|---|---|
| Vendor | xAI | OpenAI | Alibaba | OpenAI |
| Family | Grok | o-series | Qwen | GPT |
| Release date | 2025-07-09 | 2025-04-16 | 2025-04-29 | 2026-04-23 |
| Context window | 256,000 tokens | 200,000 tokens | 128,000 tokens | 400,000 tokens |
| Parameters | — | — | 235B | — |
| Modality | text | text, vision | text | text, vision, audio |
| License | proprietary | proprietary | Apache-2.0 | proprietary |
| Source | proprietary | proprietary | open weights | proprietary |
| Description | — | Reasoning-focused model in the o-series. | Predecessor to the Qwen3.6 family. | 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 |
Add a model
Gemini 2.5 Flashmax
Claude 4.6 SonnetmaxGPT-5.5✓
DeepSeek-V4-FlashmaxQwen3.6-27BmaxGemini 3 PromaxDeepSeek-V4-PromaxClaude 4.7 OpusmaxClaude 4.5 HaikumaxDeepSeek-V3.1maxGPT-5maxGrok 4✓Qwen3 235B✓o3✓GPT-4.1max
Llama 4 ScoutmaxLlama 4 MaverickmaxGemini 2.5 PromaxDeepSeek-R1max
Mistral Large 2maxMax 4 models. Remove one to add another.