Fix MCP Timeouts: Async HandleId Pattern

📰 Dev.to · Elizabeth Fuentes L

Learn to fix MCP timeouts using the async HandleId pattern, which returns immediately with a job ID and polls for results without blocking, to prevent AI agents from freezing when external APIs are slow.

intermediate Published 30 Apr 2026

Action Steps

Identify the MCP tools and AI agents that are experiencing timeouts
Implement the async HandleId pattern to return immediately with a job ID
Configure the system to poll for results without blocking
Test the implementation to ensure it resolves the timeout issues
Monitor the system for any further errors or timeouts

Who Needs to Know This

This solution benefits developers and engineers working with MCP tools and AI agents, as it helps prevent timeouts and errors caused by slow external APIs.

Key Insight

💡 The async HandleId pattern can help prevent MCP timeouts by returning immediately with a job ID and polling for results without blocking.