VoltAgent is an open-source TypeScript framework and AI agent engineering platform with more than 10,800 stars on GitHub, covering the full lifecycle of building, observing, and deploying production multi-agent systems.
Writing a demo agent is easy; operating agents in production is not. VoltAgent is organized around that gap. At its core is a TypeScript framework for composing agents with the pieces real systems need: tool calling, persistent memory, retrieval-augmented generation over your data, guardrails, MCP support, workflows, and even voice. A unified API lets you switch model providers with a small code change instead of a rewrite, and more than 40 app integrations connect agents to tools like Slack, Gmail, GitHub, and Airtable. Around the framework sits the VoltOps Console, the platform’s observability and deployment layer, available in cloud or self-hosted form: trace what agents did, evaluate outputs, manage prompts, automate deployments, and debug failures with real evidence instead of log soup. VoltAgent is MIT licensed at its core, widely adopted by teams shipping enterprise multi-agent systems, and a natural fit for TypeScript shops that want their agent stack in the same language as the rest of their product.
The VoltAgent framework is free and open source under the MIT license. The VoltOps Console for observability and deployment is offered in cloud and self-hosted editions with paid plans for production teams — check voltagent.dev for current pricing.
TypeScript and Node.js teams building serious, production-grade agents — especially those who need observability, evaluations, and deployment discipline around their agents, not just a prototype framework.