Authorization issues to MCP servers caused service disruption.
Issues authorizing to MCP Servers
Original: Issues authorizing to MCP Servers
Importance: ユーザーに直接影響を及ぼす重大なサービス障害。
Summary
On July 8, 2026, users experienced issues sending authorized requests to Anthropic's MCP servers. This issue has been resolved, but it signifies an important service disruption for users.
Key Points
- Authorization issues with MCP servers
- Users unable to send requests
- Issue has been resolved
- Impact of service disruption
- Concerns for developers
View developer notes (APIs, breaking changes, migration)
An issue with authorizing requests to MCP servers led to service disruption for users. This affected the ability to access necessary data and services, particularly impacting developers and businesses reliant on the MCP (Managed Compute Platform).
Source: https://status.claude.com/incidents/4y9nybhbljfc
Outlet: Anthropic Status
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