> For the complete documentation index, see [llms.txt](https://docs.aichatone.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aichatone.com/product-guides/chat-models-settings/context-length-limit.md).

# Context length limit

> LLMs evolve rapidly and you should get the latest models and limitations from official sources

As you may know, each chat model has a different context length limit:

* GPT-3.5: 4,096 tokens
* GPT-3.5-16k: 16,385 tokens
* GPT-4: 8,192 tokens
* GPT-4-32K: 32,768 tokens
* Claude: 100,000 tokens