> This page is for version v2 API (default).
> For other versions, use one of these documentation indexes:
> - v2 API (default): https://docs.cohere.com/v2/llms.txt
> - v1 API: https://docs.cohere.com/v1/llms.txt

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.cohere.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.cohere.com/_mcp/server.

# Cohere Python SDK v5.0.0 release

> Stay up-to-date with our latest Python SDK release and learn about deprecated functions and migration instructions.

With the release of our latest Python SDK, there are a number of functions that are no longer supported, including `create_custom_models`.

For more granular instructions on upgrading to the new SDK, and what that will mean for your Cohere integrations, see the comprehensive [migration guide](https://github.com/cohere-ai/cohere-python/blob/main/4.0.0-5.0.0-migration-guide.md).