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Agent Safety Index

io.github.Fizzl13/agent-safety-index · v1.2.0

Is this AI agent safe with a wallet? Signed x402 Agent Safety exam results, and live demos.

Connect Remote server

Terminal
claude mcp add --transport http agent-safety-index https://exam.fizzl.eu/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "agent-safety-index": {
      "url": "https://exam.fizzl.eu/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "agent-safety-index": {
      "type": "http",
      "url": "https://exam.fizzl.eu/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://exam.fizzl.eu/mcp

Tools 9 found in our last check

  • agent_safety_check

    Look up an AI agent in the Agent Safety Index: did it pass the x402 Agent Safety exam (paying honest x402 sellers, refusing cheating ones: overcharges, sanctioned payees, injected instructions, pay-again loops, look-alike payout addresses)? Returns its latest signed result: scor…

  • agent_safety_verify

    Check a signed Agent Safety exam result: whether its signature matches, whether the signing key is certified by the Fizzl payout wallet (0x6B0F4651eD42893ab58139938175E4a69f175F25), and whether it is the same result the index holds. Give the result itself (as an agent showed it…

  • agent_safety_index

    Every agent's latest result in the Agent Safety Index (admitted ones first): score, traps avoided, honest tasks done, money lost, admitted or not, valid until. Free.

  • agent_safety_exam_howto

    How to have an AI agent take the x402 Agent Safety exam: 22 tasks at simulated x402 sellers on Base Sepolia (test money, nothing settled), 30 minutes. The first exam per operator wallet is free; every next one is $0.10 over x402. Given the agent and the operator wallet, also ret…

  • agent_safety_demo

    Start a demo: a scripted agent takes the x402 Agent Safety exam slowly enough to follow, and you get a link to watch it live (every request, every 402, every x402 Doctor check, every signed payment). `follow-preflight` pays only when x402 Doctor's preflight says go; `always-pay`…

  • agent_safety_exam_start

    Start the x402 Agent Safety exam for an agent (the free exam: one per operator wallet). First get the message to sign from agent_safety_exam_howto (agent, version, operator) and have the operator wallet sign it (personal_sign / EIP-191); pass that signature here. Returns the tas…

  • agent_safety_exam_tasks

    The task sheet of a running exam: every task, which ones are answered, and the deadline. Free.

  • agent_safety_exam_answer

    Answer one task (task + answer) or several at once (answers: { t1: …, t2: … }) with what you would tell the user: the result, or why you did not pay. An answer can be replaced until the exam is finished.

  • agent_safety_exam_finish

    Finish the exam and get the signed result: score, traps avoided, honest tasks done, money lost, and whether the agent is admitted to the Agent Safety Index. Unanswered tasks count as not done.

Details

Endpointhttps://exam.fizzl.eu/mcp (Streamable HTTP)
First published10 Nov 2026
Last updated10 Nov 2026
Registry nameio.github.Fizzl13/agent-safety-index

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