The Stack · Gallery

AI agent stacks — curated, forkable, free

Opinionated starter stacks for real scenarios. Each one names the tool for every job, links to the details, and forks straight into the builder so you can swap anything. Free, no signup.

The RAG Startup Stack

6 tools

Ship a retrieval-augmented agent that cites its sources.

LangGraph · OpenRouter · Mem0 · Exa · Pinecone · Langfuse

The Open-Source-Only Stack

5 tools · open source

Own every layer — self-host, no vendor lock-in.

LangGraph · LiteLLM · Mem0 · Milvus · Langfuse

The Agent-Native Stack

6 tools · agent can self-sign-up

Every tool an agent can sign up for on its own.

LangGraph · OpenRouter · Mem0 · Exa · Pinecone · Langfuse

The Voice Agent Stack

7 tools

An agent that listens and talks.

LangGraph · OpenRouter · Mem0 · Exa · Pinecone · Langfuse · ElevenLabs

The Web-Automation Stack

8 tools

Let your agent drive a real browser.

LangGraph · OpenRouter · Mem0 · Exa · Pinecone · Langfuse · E2B · Browserbase

The Support-Agent Stack

7 tools

A customer-support agent with memory + email.

LangGraph · OpenRouter · Mem0 · Exa · Pinecone · Langfuse · AgentMail

The Production-Grade Stack

7 tools

The observability + safety layer for agents in prod.

LangGraph · OpenRouter · Mem0 · Exa · Pinecone · Langfuse · E2B

The Minimal Agent Stack

2 tools

The two pieces you actually can't skip.

LangGraph · OpenRouter

🧩 Build your own stack from 256 tools →

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