/sse → endpoint removal
Sentry MCP
Stopped working
On October 28, 2025, the /sse endpoint will be removed and calls to it will fail. Sentry MCP announced that the SSE transport endpoint is no longer supported.
Calls it hits
/sse
What to use instead of these calls
Connect to the /mcp endpoint on mcp.sentry.dev over Streamable HTTP instead.
In Sentry MCP's words
The SSE transport endpoint is no longer supported. Please use the HTTP transport at /mcp instead.
Facts
- API
- Sentry MCP
mcp.sentry.dev - Kind
- Endpoint removal
- Takes effect
- October 28, 2025
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Sentry MCP's own pages
Questions
When does this change take effect?
Calls to /sse on Sentry MCP stopped working on October 28, 2025.
What happens to calls after October 28, 2025?
They have failed since October 28, 2025.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.