io.github.GSterlingPress/once

Name: io.github.GSterlingPress/once
Author: GSterlingPress

MCP server that prevents duplicate side effects in AI agents by using idempotency keys and durable receipts, ensuring a…

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Open / InstallLast updated August 14, 2026

Description

MCP server that prevents duplicate side effects in AI agents by using idempotency keys and durable receipts, ensuring actions like refunds, emails, or orders execute exactly once even across retries.

Author

GSterlingPress

Platform

mcp

Pricing model

free

Capabilities

MCP server