Persistent Authentication for Claude and Codex with Dev Container Feature

Published:Dec 31, 2025 11:23
1 min read
Zenn Claude

Analysis

The article discusses a method to persist authentication for Claude and Codex within a Dev Container environment. It highlights the issue of repeated logins upon container rebuilds and proposes using Dev Container Features for a solution. The core idea revolves around using mounts, which are configured within Features, allowing for persistent authentication data. The article also mentions the possibility of user-configurable settings through `defaultFeatures` and the ease of creating custom Features.

Reference

The article's summary focuses on using mounts within Dev Container Features to persist authentication for LLMs like Claude and Codex, addressing the problem of repeated logins during container rebuilds.