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welcome to fast-agent

  • Set up in 5 minutes

    Simple installation and setup with uv to be up and running in minutes. Out-of-the box examples of Agents, Workflows and MCP Usage.

  • Agent Skills

    Support for Agent Skills to define context efficient behaviour for your Agents. Read the documentation here.

  • New - Elicitation Quickstart Guide

    Get started with MCP Elicitations for User Interaction. Try now

  • Comprehensive Test Suite

    Extensive validated model support for Structured Outputs, Tool Calling and Multimodal capabilities

  • MCP Feature Support

    Full MCP feature support including Elication and Sampling and advanced transport diagnostics

    Reference

  • Agent Developer Friendly

    Lightweight deployment - in-built Echo and Playback LLMs allow robust agent application testing

Getting Started


fast-agent lets you create and interact with sophisticated Agents and Workflows in minutes. It's multi-modal - supporting Images and PDFs in Prompts, Resources and MCP Tool Call results.

Prebuilt agents and examples implementing the patterns in Anthropic's building effective agents paper get you building valuable applications quickly. Seamlessly use MCP Servers with your agents, or host your agents as MCP Servers.

  • uv tool install fast-agent-mcp - Install fast-agent.
  • fast-agent go - Start an interactive session...
  • fast-agent go --url https://hf.co/mcp - ...with a remote MCP.
  • fast-agent setup - Create Agent and Configuration files.
  • uv run agent.py - Run your first Agent
  • fast-agent quickstart workflow - Create Agent workflow examples