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// Build agent apps

genkitvertexai-v1.43.0

Open-source framework for building agentic apps in JavaScript, Go, Dart, and Python, built and used in production by Google

Open source Maintained For developers

Official site ↗ GitHub ↗

IN ONE PARAGRAPH

genkit is open-source framework for building agentic apps in JavaScript, Go, Dart, and Python, built and used in production by Google.

Good for: Developers and teams who want to build agent apps.

01How to start

  1. 1Read the official quick-start (link above).
  2. 2Install from the official package registry: npm install @genkit-ai/corepip install genkit
  3. 3Try it on a small example before wiring it into a project.

npm: @genkit-ai/corePyPI: genkit

02Alternatives & comparison

Compare side by side →
haystack Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems. ★ 27k voltagent AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework ★ 11k langroid Harness LLMs with Multi-Agent Programming ★ 4.1k openai-agents-python A lightweight, powerful framework for multi-agent workflows ★ 30k mastra Mastra is the modern TypeScript framework for AI-powered applications and agents. ★ 29k
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