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# MCP Payload Optimization

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

The MCP Payload Optimization policy reduces tool response token consumption using one or more
configurable methods: remove structural noise, trim oversized responses to match agent intent, or
compress repeated structures into TOON.

For configuration details, see
[MCP Payload Optimization Policy](https://docs.mulesoft.com/gateway/latest/policies-included-mcp-payload-optimization).

## July 11, 2026

### What’s New

- MCP Payload Optimization policy implementation version 1.2.0 is now supported by Omni Gateway.

- MCP Payload Optimization policy definition version 1.2.0 is now supported by Omni Gateway.

## July 10, 2026

### What’s New

- MCP Payload Optimization policy implementation version 1.0.2 is now supported by Omni Gateway.

- MCP Payload Optimization policy definition version 1.0.1 is now supported by Omni Gateway.