# Introducing the Agent Host for persistent, portable agent sessions

DevFeed: [Introducing the Agent Host for persistent, portable agent sessions](<https://devfeed.tech/articles/introducing-the-agent-host-for-persistent-portable-agent-sessions-4066.md>)

Original publisher: [Read original article](<https://code.visualstudio.com/blogs/2026/08/26/agent-host-architecture>)

Author: Rob Lourens, Connor Peet, Brigit Murtaugh

Published: 2026-08-26T00:00:00Z

Content type: article

Language: en

Sources: [Visual Studio Code - Code Editing. Redefined.](<https://devfeed.tech/sources/visual-studio-code-code-editing-redefined.md>)

Topics: [AI-assisted coding](<https://devfeed.tech/topics/ai-assisted-coding.md>), [Processes](<https://devfeed.tech/topics/processes.md>), [SDKs](<https://devfeed.tech/topics/sdks.md>)

Tags: [agent](<https://devfeed.tech/tags/agent.md>), [architecture](<https://devfeed.tech/tags/architecture.md>), [blog](<https://devfeed.tech/tags/blog.md>), [github-copilot](<https://devfeed.tech/tags/github-copilot.md>), [remote](<https://devfeed.tech/tags/remote.md>), [vs-code](<https://devfeed.tech/tags/vs-code.md>)

## AI overview

The article introduces VS Code's Agent Host, a dedicated process for persistent, portable agent sessions, and the Agent Host Protocol for connecting hosts and clients. It explains how this architecture lets sessions continue across VS Code surfaces and local or remote clients while supporting multiple agent harnesses.

## Source excerpt

Explore how the VS Code Agent Host and AHP support multiple agent harnesses with durable, synchronized local and remote sessions. Read the full article