VoltAgent/voltagent

What is it?

Key features

• 01Define agents with typed roles, tools, memory and model providers in TypeScript.
• 02Run supervisor-coordinated teams of sub-agents.
• 03Declarative multi-step workflows with suspend and resume for human approval.
• 04Connect to MCP servers and expose Zod-typed tools with lifecycle hooks.
• 05Built-in RAG, voice (TTS/STT), guardrails and evals.
• 06VoltOps console for traces, logs, memory inspection and deployment.

Use cases

• Building multi-agent systems where specialized agents are coordinated by a supervisor.
• Adding retrieval-grounded answers from your own documents to a chatbot.
• Creating human-in-the-loop automations that pause for manager approval.
• Monitoring and debugging production LLM agents with traces and logs.

Quick start

1. 1

   Create a new VoltAgent project with the CLI

   npm create voltagent-app@latest
2. 2

   Go to the project folder and start the dev server

   npm run dev

Things to know

• !The VoltOps console used for chatting and observability is a separate cloud or self-hosted service.
• !The starter example uses OpenAI, so you need an OpenAI API key to run the agent.

Topics

FAQ

What is voltagent?

TypeScript framework for building AI agents with memory, tools, MCP, RAG, voice and workflows, plus the VoltOps console for observability. VoltAgent is an AI agent engineering platform with an open-source TypeScript framework at its core. Developers define agents with typed roles, tools, memory and model providers in code, and can switch between providers such as OpenAI, Anthropic and Google through configuration. The framework also covers multi-step workflows, supervisor-coordinated sub-agents, Zod-typed tools, Model Context Protocol server connections, resumable streaming, retrieval-augmented generation, voice input and output, guardrails and evals.

Is voltagent free to use? What license does it have?

voltagent is open source under the MIT license. Check the license terms before using it in commercial products.

Is voltagent still maintained?

Actively maintained. The last commit to voltagent was on Oct 15, 2026.

What can I use voltagent for?

Building multi-agent systems where specialized agents are coordinated by a supervisor. Adding retrieval-grounded answers from your own documents to a chatbot. Creating human-in-the-loop automations that pause for manager approval. Monitoring and debugging production LLM agents with traces and logs.

How do I install voltagent?

Create a new VoltAgent project with the CLI: npm create voltagent-app@latest Go to the project folder and start the dev server: npm run dev

Where can I get voltagent?

The source code and installation instructions are on GitHub: https://github.com/VoltAgent/voltagent