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Is stateless MCP just REST? I ran 180 tests to find out

This story is from 2026-10-26. It is preserved in the archive; the latest stories are on the live feed.

In July 2026 the Model Context Protocol dropped sessions . The handshake is gone, the Mcp-Session-Id header is gone, and every request now stands on its own. Within a week the internet did what the internet does, compressing that change into a slogan: MCP is dead, REST won, it was always just REST…

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  1. 2026-10-26 16:22 · DEV Community — AI
    Is stateless MCP just REST? I ran 180 tests to find out

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