# Anthropic adds a thread parameter for Claude message threads

> Original title: To use it, add the thread parameter and beta header to your requests. It's available on the Claude Platform, Claude Platform on AWS, Clau...

- Source: ClaudeDevs
- Published: 2026-11-02T19:06:09.000Z
- Bad Influence: https://badinfluence.news/items/f0jg5qzd9ifgd06o3xxu1v0iy
- Original: https://x.com/ClaudeDevs/status/2117332452603527535

## Summary

Anthropic says developers can enable message threads by adding a thread parameter and beta header to their requests. The feature is available on the Claude Platform, Claude Platform on AWS, Claude in Microsoft Foundry, and Claude on Google Cloud at standard token rates.

## Post

To use it, add the thread parameter and beta header to your requests. It's available on the Claude Platform, Claude Platform on AWS, Claude in Microsoft Foundry, and Claude on Google Cloud at standard token rates.

Full blog: https://claude.com/resources/articles/message-threads