# Effective harnesses for long-running agents Anthropic

<https://www.anthropic.com/engineering/effective-harnesses-for-long-running-agents>

- Host: [anthropic.com](https://links.thingelstad.xyz/hosts/anthropic.com/)
- Saved: December 1, 2025 (2025-12-01T23:04:39Z)
- Record: https://links.thingelstad.xyz/links/c91153d296ea/
- JSON: https://links.thingelstad.xyz/links/c91153d296ea.json

## What Jamie wrote

Interesting methods of creating artifacts and focusing agents so they can chain work together across many agents to do very complex tasks.

## Facts

- Kind: [Page](https://links.thingelstad.xyz/kinds/page/)

## Appears in

- [WT335: Weekly Thing 335 / Complexity, Fizzy, Soul](https://weekly.thingelstad.com/archive/335/), Briefly

## Same host

- [Code execution with MCP: building more efficient AI agents Anthropic](https://links.thingelstad.xyz/links/31348971d5a0/) (anthropic.com, November 11, 2025)
- [Introducing advanced tool use on the Claude Developer Platform Anthropic](https://links.thingelstad.xyz/links/a955d80dfb69/) (anthropic.com, November 26, 2025)
- [How AI Is Transforming Work at Anthropic | Anthropic](https://links.thingelstad.xyz/links/1c8f97697bc4/) (anthropic.com, December 11, 2025)
- [Introducing Anthropic Interviewer | Anthropic](https://links.thingelstad.xyz/links/dcd42f541b0a/) (anthropic.com, December 11, 2025)
- [Introducing Bloom: an open source tool for automated behavioral evaluations Anthropic](https://links.thingelstad.xyz/links/f2f6a3c7bbc6/) (anthropic.com, December 26, 2025)

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## Elsewhere

- Wayback Machine: https://web.archive.org/web/*/https://www.anthropic.com/engineering/effective-harnesses-for-long-running-agents