stdout is the protocol: what changes when an MCP server moves from stdio to HTTP
This story is from 2026-09-30. It is preserved in the archive; the latest stories are on the live feed.
On stdio transport, an MCP client starts your server as a child process and talks to it over stdin and stdout. That is the whole channel. Stdout is not "where your program prints things while the real protocol happens somewhere else." Stdout is the wire. Which means this tool is broken: from mcp.se…
Read the full story at DEV Community — AI ↗
Timeline · 1 report
- 2026-09-30 13:00 · DEV Community — AI
stdout is the protocol: what changes when an MCP server moves from stdio to HTTP