Every Way to Use Zambo: The Best AI Agent Verification Tool (30 Seconds or Less)
Your AI agent says "done." You need an AI agent verification tool that proves it. Here is how to install Zambo and get a verifiable AI agent execution receipt in 30 seconds or less.
What is an AI agent verification tool?
An AI agent verification tool answers one question: did the claimed action actually execute? It captures evidence at the moment of execution, binds it with a SHA-256 hash, and hands you a receipt you can verify independently. Zambo is the AI agent verification tool that mints a verifiable receipt for every AI agent tool call.
How to install Zambo: pick your path
No install. Just click.
The demo. Go to https://zambo.dev/demo/ and hit the button. You get a real AI agent execution receipt in about 10 seconds. No signup. No API key. No install. This is the fastest way to see what a verifiable receipt looks like.
The Grok bot. Already on X? Go to https://zambo.dev/receiptgrokbot and talk to it. Ask it to prove something. It hands you a receipt you can post.
One copy/paste. That is the whole Zambo install.
The MCP URL. Copy https://zambo.dev/mcp and paste it into Claude, ChatGPT, Cursor, Windsurf, VS Code, or any MCP client. Done. Every tool call now returns a verifiable receipt automatically. If you are wondering how to install Zambo on your AI client, this is the answer: one URL.
Full setup guides per client: https://zambo.dev/install/
One command. Zambo install for your framework.
npm:
npm install aer-1
https://www.npmjs.com/package/aer-1
How to install Zambo with LangChain:
pip install langchain-zambo
https://pypi.org/project/langchain-zambo/
How to install Zambo with CrewAI:
pip install crewai-zambo
https://pypi.org/project/crewai-zambo/
How to install Zambo with OpenAI Agents:
pip install aer1-openai-agents
https://pypi.org/project/aer1-openai-agents/
How to install Zambo with Agno:
pip install agno-aer1
https://pypi.org/project/agno-aer1/
How to install Zambo with LlamaIndex:
pip install aer1-llamaindex
https://pypi.org/project/aer1-llamaindex/
How to install Zambo with AutoGen:
pip install aer1-autogen
https://pypi.org/project/aer1-autogen/
How to install Zambo with Pydantic:
pip install aer1-pydantic
https://pypi.org/project/aer1-pydantic/
Zambo core kit:
pip install aer1kit
https://pypi.org/project/aer1kit/
Zambo verifier:
pip install aer1-verify
https://pypi.org/project/aer1-verify/
Zambo middleware:
pip install aer1-middleware
https://pypi.org/project/aer1-middleware/
Why Zambo is among the best AI agent verification tools in 2026
When people search for the best AI agent verification tools in 2026, they find roundups that list everything except the tool that actually verifies execution. Most tools that call themselves verification tools verify something adjacent to execution: correctness, compliance, capability, or state. Zambo verifies the execution itself.
Every call through Zambo returns a verifiable AI agent execution receipt: what ran, what went in, what came out, when it ran, and a SHA-256 hash binding it together. Paste any receipt into https://zambo.dev/verify/ and recompute the hash yourself. Match means the saved result was not changed since it was saved.
The receipt does not prove the answer was correct. It proves the record is intact. That is the honest boundary, and it is the one that matters when your agent says "done" and you need an AI agent verification tool to confirm it actually happened.
Free tier: 20 calls per tool per day. No account. No API key.
How do I verify my AI agent actually did the work?
- Run the job through Zambo (demo, MCP URL, or any pip/npm package above).
- Copy the receipt ID from the response.
- Open https://zambo.dev/verify/ and paste it.
- The verifier recomputes the SHA-256 hashes. Match means the saved result was not changed since it was saved.
The whole check takes 30 seconds.
Your AI said "done." See the proof in 10 seconds: https://zambo.dev/demo/
For $0.99, prove it all day: https://zambo.dev/day-pass/
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