BYOAIK (Bring Your Own AI Key) is a directory of AI tools that run on your own API key.

LangGraph

Graph-based agent runtime for durable, stateful workflows on providers you configure.

Website Source code

Category:
Agent Frameworks
Maintenance:
Actively developed (last commit 2 days ago)
Pricing:
Open Source
Open source:
Yes (MIT)
Self-hostable:
Yes
Local-first:
Yes
Platforms:
CLI, Self-hosted, Local-only, Docker
AI providers (bring your own key):
OpenAI, Anthropic, Google Gemini, OpenRouter, Ollama, Custom / OpenAI-compatible
API key storage:
Configured by environment variable
Key risk level:
LOW
Trust score:
84/100

LangGraph models agents as explicit graphs with persistent state, so long-running workflows can be checkpointed, resumed and inspected rather than living inside one opaque loop. Model access is the caller's: you configure whichever provider you hold credentials for, including local endpoints, and the library runs in your own process. Now the piece of the LangChain ecosystem most production deployments actually build on. MIT.

How this tool was scored

Key handling 88/100 (where your key rests and who sees it, comparable across any licence) and verifiability 70/100 (how much of that BYOAIK could confirm, lower for closed source). Neither contains a popularity signal.

  • Key Safety 22/25: The key is supplied by an environment variable or local config file you control.
  • Request Routing 17/20: Requests go straight from you to the AI provider.
  • Transparency 20/20: Source is public under MIT, so anyone can check how the key is handled.
  • Privacy 14/15: Local-first: it works without sending your data anywhere. Can be self-hosted, so the data path stays inside infrastructure you control.
  • Maintenance 10/10: Actively developed, with commits within the last three months.
  • Verification Confidence 1/10: Compiled from public documentation by an AI-assisted pass, not independently confirmed.

What was checked

Verification tier RESEARCH_ASSISTED, derived from the evidence below and not set by hand.

  • [REPORTED · RESEARCH] This listing was compiled by an AI-assisted research pass over the tool's public website, README and documentation. No person independently confirmed it.
  • [CONFIRMED · SOURCE_SCAN] Most recent commit 2026-09-27, about 0 month(s) ago. source

How your API key is handled

Your API key is supplied via an environment variable or local config file. Requests are sent directly to the AI provider. Because it can be self-hosted, your key never has to touch a third-party backend.

Setup

Install the tool, set your provider API key as an environment variable (or in its config file), and pick a model.