@cloudflare/think@0.20.2 agents@0.28.0

medium risk

cloudflare/agentsOct 9, 2026 → Oct 9, 20260 days between releases

What's New

Introduces browser tools and stabilizes core modules, replacing the previous fetch_url policy enforcement.

New Features

  • browserTool() for persistent browser sessions.
  • agents/webfetch and web_fetch tools for document retrieval.
  • Stabilization of agents/lifecycle.
  • Stabilization of agents/schedules.
  • Stabilization of agents/state.

Improvements

  • ThinkHarness now uses shared agents/harness/store for recovery.
  • agents/lifecycle is now stable.
  • agents/schedules is now stable.
  • agents/state is now stable.
  • agents/websockets is now stable.

Upgrade Notes

Package name changed from @cloudflare/think to agents. New tools browserTool and web_fetch are available for persistent sessions and document retrieval. Core modules like lifecycle and state are now stable.

The Two Releases

@cloudflare/think@0.20.2

@cloudflare/think@0.20.2

Oct 9, 2026· 12 days ago

This patch release updates the `fetch_url` function to enforce URL access policies, blocking private and local hosts.

Full release notes
agents@0.28.0

agents@0.28.0

Oct 9, 2026· 12 days ago

This release adds persistent browser tools (`browserTool`) and `web_fetch` tools, and stabilizes the lifecycle module along with other core capabilities like Scheduler, State, WebSockets, and MCPClientManager.

Full release notes