Stateless MCP Removes Session Affinity Requirements for AWS Server Deployments

Leela Kumili — Fri, 25 Sep 2026 12:58:00 GMT

AWS details how the latest Model Context Protocol specification removes protocol-level sessions, sticky-session requirements, and session storage for remote MCP servers. The change enables independent request routing and simpler horizontal scaling while shifting application state, retries, observability, and idempotency concerns to other layers.

By Leela Kumili

Presentation: APIs for Agents: Rethinking API Programs in the MCP Era

Jim Gough, Andreea Niculcea — Wed, 23 Sep 2026 11:00:00 GMT

Jim Gough and Andreea Niculcea explain how Morgan Stanley uses Architecture as Code with CALM to modernize its API program. They demonstrate integrating Model Context Protocol (MCP) and Agent-to-Agent (A2A) communications, enforcing automated governance through deployment gates, and executing zero-downtime platform upgrades to safely scale enterprise AI and agentic workflows.

By Jim Gough, Andreea Niculcea

InfoQ - Deployment

Stateless MCP Removes Session Affinity Requirements for AWS Server Deployments

Presentation: APIs for Agents: Rethinking API Programs in the MCP Era