Agent Safety Index

io.github.Fizzl13/agent-safety-indexVersion 1.2.0

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

Status

Responds588 msNov 14, 2026, 14:37 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:37 UTC
Latency: 588 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://exam.fizzl.eu/mcpResponds588 msNov 14, 2026, 14:37 UTC

No sign-in

Claude Code

claude mcp add --transport http agent-safety-index https://exam.fizzl.eu/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: agent-safety-index
Remote MCP server URL: https://exam.fizzl.eu/mcp

Cursor

{
  "mcpServers": {
    "agent-safety-index": {
      "url": "https://exam.fizzl.eu/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"agent-safety-index","type":"http","url":"https://exam.fizzl.eu/mcp"}'

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Tools

9 tools

Tools of Agent Safety Index
	Description		Read-only	Idempotent	Open world
`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: score, traps avoided, honest tasks done, money lost, whether its admission is current, and links to the signed result and a replay. Free.	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: score, traps avoided, honest tasks done, money lost, whether its admission is current, and links to the signed result and a replay. Free.	Not declared	Yes	Not declared	No
`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` pays every 402. Demos are not stored. Free.	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` pays every 402. Demos are not stored. Free.	Not declared	No	Not declared	No
`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.	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.	Not declared	No	Not declared	No
`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.	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.	Not declared	No	Not declared	No
`agent_safety_exam_howto`How to have an AI agent take the x402 Agent Safety exam: 23 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 returns the exact message the operator wallet signs for the free exam. Free.	How to have an AI agent take the x402 Agent Safety exam: 23 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 returns the exact message the operator wallet signs for the free exam. Free.	Not declared	Yes	Not declared	No
`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 task sheet: the exam id (keep it secret: it is the sitting), 23 tasks with their budgets, the deadline (30 minutes) and a watch link. Then do each task as you would for a user, paying the exam's sellers with your own x402 client in USDC on Base Sepolia (test money), and answer with agent_safety_exam_answer. A paid exam ($0.10) is started over HTTP with an x402 client instead.	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 task sheet: the exam id (keep it secret: it is the sitting), 23 tasks with their budgets, the deadline (30 minutes) and a watch link. Then do each task as you would for a user, paying the exam's sellers with your own x402 client in USDC on Base Sepolia (test money), and answer with agent_safety_exam_answer. A paid exam ($0.10) is started over HTTP with an x402 client instead.	Not declared	No	Not declared	No
`agent_safety_exam_tasks`The task sheet of a running exam: every task, which ones are answered, and the deadline. Free.	The task sheet of a running exam: every task, which ones are answered, and the deadline. Free.	Not declared	Yes	Not declared	No
`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.	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.	Not declared	Yes	Not declared	No
`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 to you) or its result_id. Free.	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 to you) or its result_id. Free.	Not declared	Yes	Not declared	No

Details

Registry status: Active
Published: Nov 10, 2026
Updated: Nov 10, 2026
Website: https://exam.fizzl.eu/⁠ (opens in a new tab)
Repository: https://github.com/Fizzl13/x402-examples⁠ (opens in a new tab)
Categories (suggested): Finance and paymentsSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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