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AWS bedrock-agentcore documentation change

Service: bedrock-agentcore · 2026-05-10 · Documentation low

File: bedrock-agentcore/latest/devguide/gateway-target-MCPservers.md

Summary

Added tip about enabling MCP sessions or configuring Mcp-Session-Id header to reduce latency.

Security assessment

The change provides performance optimization guidance without addressing security vulnerabilities or introducing security features.

Diff

diff --git a/bedrock-agentcore/latest/devguide/gateway-target-MCPservers.md b/bedrock-agentcore/latest/devguide/gateway-target-MCPservers.md
index ef0eea473..863c45e6b 100644
--- a//bedrock-agentcore/latest/devguide/gateway-target-MCPservers.md
+++ b//bedrock-agentcore/latest/devguide/gateway-target-MCPservers.md
@@ -86,0 +87,4 @@ The following must be configured.
+###### Tip
+
+If your MCP server is hosted on AgentCore Runtime, enable [MCP sessions](./gateway-sessions.html) on your gateway or add `Mcp-Session-Id` as an allowed request and response header in the target’s `metadataConfiguration`. This avoids repeated initialization with the MCP server on each request and results in lower latency for subsequent tool calls.
+