Expired50% confidenceFactExact time
When Claude Code is launched for the first time, it guides the user to the official website to complete authorization via the OAuth 2.0 protocol, and upon successful authorization writes the token to the .claude.json file in the user's home directory.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
Related Claims
UnverifiedClaude Code's login authorization process uses the OAuth 2.0 protocol.80% similarUnverifiedClaude Code attempts to establish a connection with Anthropic's servers on startup to perform identity verification and authorization checks via an OAuth authentication flow.73% similarUnverifiedClaude Code proactively asks for the permitted scope when visiting a website for the first time, and sensitive operations such as shopping and registration still require the user to complete them personally65% similarUnverifiedIn the demo, Claude Code was used together with InsForge to develop a To-Do List application that includes user registration and login.65% similarUnverifiedIn Claude Code developer mode, the application skips the OAuth authentication process, allowing users to provide model inference capabilities through third-party API proxy services.65% similar
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