> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.twelvelabs.io/v1.3/docs/get-started/migration-guides/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.twelvelabs.io/_mcp/server.

# Migration guides

> Migrate your applications across TwelveLabs model and API versions.

This section shows how to migrate your applications across TwelveLabs model and API versions. Each guide lists the exact changes to make, with SDK and cURL examples.

#### [Migrate from Pegasus 1.5 to Pegasus 1.6](/v1.3/docs/get-started/migration-guides/pegasus-1-5-to-1-6)

Move your analysis calls to Pegasus 1.6, and analyze images and extract in-segment events.

#### [Migrate from Marengo 3.0 to Marengo 3.5](/v1.3/docs/get-started/migration-guides/marengo-3-0-to-3-5)

Move your embedding calls to Marengo 3.5, and regenerate your embeddings.

> Migrate your applications across TwelveLabs model and API versions.

## Docs

- [Migrate from Pegasus 1.5 to Pegasus 1.6](https://docs.twelvelabs.io/docs/get-started/migration-guides/pegasus-1-5-to-1-6.md): Migrate your application from Pegasus 1.5 to Pegasus 1.6.
- [Migrate from Marengo 3.0 to Marengo 3.5](https://docs.twelvelabs.io/docs/get-started/migration-guides/marengo-3-0-to-3-5.md): Migrate your embedding calls from Marengo 3.0 to Marengo 3.5.
- [Migrate from Pegasus 1.2 to Pegasus 1.5](https://docs.twelvelabs.io/docs/get-started/migration-guides/pegasus-1-2-to-1-5.md): Migrate your applications from Pegasus 1.2 to Pegasus 1.5.