# Fast Agent — AI Coding Tool Review & Pricing

> Fast Agent is a CLI-first Python framework designed to build, test, and interact with multimodal AI agents and workflows. It provides comprehensive support for the Model Context Protocol (MCP) and offers a flexible environment for orchestrating complex agent behaviors, including routing and parallel execution.

Source: https://ai.dosa.dev/tools/fast-agent · Updated Nov 1, 2026 · Category: Terminal & CLI Agents · Published by dosa.dev

## At a glance

- **Tool**: Fast Agent
- **Company**: EvalState
- **Category**: [Terminal & CLI Agents](https://ai.dosa.dev/category/cli-agents)
- **Pricing model**: Open Source
- **Official website**: https://github.com/evalstate/fast-agent

## Key features

- Complete end-to-end MCP integration with sampling and elicitation support
- Comprehensive model provider support including OpenAI, Anthropic, Google, and local models
- CLI-first development with an optional prompt_toolkit-powered TUI
- Declarative agent syntax and reusable Agent Skills system
- Advanced workflow orchestration (parallelization, routing, and orchestrator-workers)

## Pricing

**Model**: Open Source

Fast Agent is an open-source framework, distributed via GitHub and accessible through Python package managers like uv.

## Who it is for

- **Best for**: Developers building sophisticated AI workflows, automation scripts, and custom agentic tools that require deep integration with MCP servers and complex multi-agent orchestration.
- **Not ideal for**: Users seeking a managed, no-code SaaS platform, as it is a developer-centric framework requiring command-line interaction and configuration.

## Verdict

A robust, highly technical tool for developers needing full control over agentic workflows, particularly those leveraging the Model Context Protocol ecosystem.

## Recent updates

The v0.10.49 release introduced support for GLM-5.3 models, refined reasoning controls, improved PTC call recording in ATIF exports, and enhanced provider failure handling.

## Frequently asked questions

### Is Fast Agent free?

Yes - Fast Agent is Open Source. Fast Agent is an open-source framework, distributed via GitHub and accessible through Python package managers like uv.

### Is Fast Agent open source?

Yes - Fast Agent is open source. Fast Agent is an open-source framework, distributed via GitHub and accessible through Python package managers like uv.

### Who is Fast Agent best for?

Developers building sophisticated AI workflows, automation scripts, and custom agentic tools that require deep integration with MCP servers and complex multi-agent orchestration.

### Who is Fast Agent not ideal for?

Users seeking a managed, no-code SaaS platform, as it is a developer-centric framework requiring command-line interaction and configuration.

### What are the best Fast Agent alternatives?

The closest Fast Agent alternatives on ai.dosa.dev are Claude Code, Codex CLI, Amp - all listed under Terminal & CLI Agents.

### Who makes Fast Agent?

Fast Agent is developed by EvalState. It is listed in the Terminal & CLI Agents category on ai.dosa.dev.

## Top alternatives

- [Claude Code](https://ai.dosa.dev/tools/claude-code) (Freemium) — Developers comfortable with terminal-based workflows who need an assistant to handle multi-hour tasks like complex refactors, full-stack bug fixes, and project migrations.
- [Codex CLI](https://ai.dosa.dev/tools/codex-cli) (Freemium) — Handling mechanical, well-scoped engineering tasks like updating dependencies, refactoring based on clear patterns, writing unit tests, and CI/CD configuration.
- [Amp](https://ai.dosa.dev/tools/amp) (Freemium) — Terminal-comfortable developers requiring parallel, long-running agent tasks on remote infrastructure.
- [Aider](https://ai.dosa.dev/tools/aider) (Open Source) — Developers who live in the terminal, prioritize granular git history, or require AI coding assistance in IDE-less or remote SSH/Docker environments.
- [Gemini CLI](https://ai.dosa.dev/tools/gemini-cli) (Freemium) — Enterprise organizations and professional developers using Gemini Code Assist or Google Cloud infrastructure who require a persistent, agentic coding assistant in the terminal.
- [Goose](https://ai.dosa.dev/tools/goose) (Free) — Developers and teams who require a vendor-neutral, highly extensible agent platform that supports local execution and complex, multi-step workflow automation.
- Full alternatives guide: https://ai.dosa.dev/tools/fast-agent/alternatives