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[Client][Auth] SEP-2351: Use RFC 8414 well-known URI suffix for AS metadata discovery

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Assessment

Difficulty
4/5
Estimated time
3-5 days
Newbie friendliness
35/100
Issue type
Feature
Clarity
Needs clarification
Activity status
Quiet
Tech stack
php
Domain
api, authentication

Research direction

Start by reading SEP-2351 and then locate the Client/Auth code responsible for AS metadata discovery. Confirm the RFC 8414 well-known URI suffix behavior and use the 2026-07-28 MCP specification release as the completion target.

Written by the indexing model from the issue text.

Description

2026-07-28 auth Client enhancement improves spec compliance

Tracking implementation of SEP-2351 for the 2026-07-28 MCP spec release.

Dominant language
PHP
Stars
1.6k
Forks
173
Avg merge
2d 49m
Merged PRs (30d)
23

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  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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