MCP 2026-07-28 Specification: transport going stateless
The Model Context Protocol (MCP) has released a new specification that shifts the protocol from a stateful to a stateless request/response model. This update aims to improve reliability and scalability for developers building agentic workflows by removing the need for shared storage.
Since our last November release MCP continued to grow at an astonishing rate. Across our Tier 1 SDKs, we're seeing close to half-a-billion downloads a month, with both TypeScript and Python SDKs crossing the 1 billion total downloads threshold. In just a few months, the protocol continued to grow as the data and interactivity substrate for agentic workflows.
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