Agent Service Toolkit
Toolkit for running an agent service with LangGraph, FastAPI and Streamlit.
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Use cases
About Agent Service Toolkit
Agent Service Toolkit is listed in our frameworks category and is aimed at builders. Toolkit for running an agent service with LangGraph, FastAPI and Streamlit. Pricing, as the maker states it: Open source. Maturity: Active. We last checked the official link on 2026-10-16.
What is Agent Service Toolkit?
Agent Service Toolkit is a full toolkit for running an AI agent service built with LangGraph, FastAPI and Streamlit. It includes a LangGraph agent, a FastAPI service, a client and a Streamlit chat app, with Pydantic data structures and settings.
It is a template that shows a complete setup from agent definition to user interface.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: agent-service-toolkit.streamlit.app.
Who is Agent Service Toolkit for?
Python developers who want a ready-made template for serving LangGraph agents.
Agent Service Toolkit at a glance
- Open source: Yes (MIT License)
- GitHub: JoshuaC215/agent-service-toolkit · 4,539 stars (as of Oct 21, 2026)
Key features
- LangGraph agent
- FastAPI service and client
- Streamlit chat UI
- Pydantic settings
Agent Service Toolkit FAQ
What is Agent Service Toolkit?
Agent Service Toolkit is a full toolkit for running an AI agent service built with LangGraph, FastAPI and Streamlit. It includes a LangGraph agent, a FastAPI service, a client and a Streamlit chat app, with Pydantic data structures and settings.
Who is Agent Service Toolkit for?
Python developers who want a ready-made template for serving LangGraph agents.
Is Agent Service Toolkit free?
Agent Service Toolkit's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is Agent Service Toolkit open source?
Yes. Agent Service Toolkit is released under the MIT License, according to its GitHub repository.
What are alternatives to Agent Service Toolkit?
Similar tools include LangGraph, AutoGPT, AgentScope, Restack, Go Micro and AMD GAIA.
Agent Service Toolkit ratings and reviews
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Agent Service Toolkit alternatives
Other frameworks tools in our directory. See all frameworks tools →
LangGraph
Framework for stateful, graph-based agent workflows.
AutoGPT
One of the first autonomous agent projects, now a platform for building, deploying and running continuous AI agents that automate workflows.
AgentScope
Framework for building and running transparent multi-agent applications with visual debugging.
Restack
Platform for designing, testing and running reliable agents at enterprise scale on Kubernetes.
Go Micro
Go framework for distributed systems where services double as tools for AI agents, with RPC, discovery, messaging and agent workflows.
AMD GAIA
AMD's open-source toolkit for building AI agents that run locally on Ryzen AI PCs, keeping data on the device.
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