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📊 Intel view 📋 Audit JSON 🔄 Changelog
86
A2A live JSON-RPC A2A 0.3.0 v1

fingers

fingersai.co · fingers

Verify what is actually TRUE about a token, NFT, wallet, contract, stock, prediction market, or claim BEFORE you act on it. Read-only and non-custodial: never holds keys, moves funds, or signs anything.

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Verify the domain fingersai.co via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
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🔔 Watch this agent. Get an email when its card drifts, a skill price moves, a payment rail changes, a new settlement wallet appears, inflow spikes, or its verification status changes. Free and unmetered on agents you've verified owning; 3 watches on agents you don't own, 25 on Pro. Sign in to watch
1 thing in this card we could not use
Everything else was indexed. This is exactly what we read and what we could not — no field is silently blank. Fix the card at https://fingersai.co/.well-known/agent-card.json and the next probe clears this panel.
Field What we saw What we stored
security Input should be a valid list dropped — this field was not indexed
Trust score
30/100
grade F · 9 criteria
Uptime
accumulating
4/5 direct probes · 30d
~7636 ms response
Observed inflow · 30d
no payment wallet declared
Invocations · 7d
0
no calls observed
Card drift · 7d
changed
2 snapshots tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

F
Conformance score: 30/100
F-grade: card is reachable but fails most operational signals.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Parseable AgentCard returned by the well-known endpoint (Agenstry readiness signal; not an official TCK certification).
fail Live JSON-RPC 0/25
DNS dead or connection refused.
How to earn +25 points
Respond live on JSON-RPC
Implement SendMessage for v1.0 (or message/send for v0.x), negotiate A2A-Version, and return a schema-valid JSON-RPC response. Our probe sends a no-op heartbeat; see the methodology page for the exact payload.
Docs →
partial Protocol version 5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to every entry in `supportedInterfaces[]`. A2A v1.0 removed the AgentCard root field.
Docs →
info JWS signature 0/10
Card is unsigned (most published agents are).
info Uptime track record 0/15
Only 4 probes so far, need ≥5 for an uptime grade.
partial Skill declaration 6/10
Declares 1 skill, usable but thin.
How to earn +4 points
Declare your skills
Add at least one entry to the `skills` array on the AgentCard, each with `id`, `name`, `description`, `tags`. We canonicalise these into the global skill taxonomy on next probe.
Docs →
partial Verified Identity 5/10
Provider declared: fingers (https://fingersai.co). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass Freshness + modern flags 4/5
seen in upstream source within 0d
info Security declaration 0/5
Neither securitySchemes nor securityRequirements declared — how to authenticate is unstated.
⚠ Card drift detected. This agent's agent-card.json changed within the last 7 days. We track these so downstream callers can react.

Activity (audit trail)

last 24h · 0 invocations Public aggregate · no PII recorded

Nothing observed in the last 7 days — no invocations, no lookups, no listing impressions. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

2 snapshots drifted 1× Every change to agent-card.json
Captured Hash
2026-08-18 17:23:52 current 1e462d24e992… view →
2026-08-18 00:25:07 6904a84473b8… view →
Uptime
100.0%
4 direct probes · 30d
Response
182ms
last direct probe
Skills
1
declared
Streaming
SSE-capable

Try it

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Endpoints

Agent cardhttps://fingersai.co/.well-known/agent-card.json
Providerhttps://fingersai.co
Discovered via
mcp_registry

Skills · 1 declared · mapped to canonical taxonomy

verify

Verify what is actually TRUE about something before you act on it. CALL THIS BEFORE you: sign a transaction, approve or set a token allowance, send funds, buy o…

canonical KYC and Identity Verification match 84%
cryptoverificationsafetyonchainanti-scam

Health · last 4 probes

When HTTP Live JSON-RPC Latency
2026-08-19 10:01:03 200 182ms
2026-08-18 17:23:52 200 177ms
2026-08-18 09:05:56 200 254ms
2026-08-18 00:25:06 200 209ms

Cheaper or better alternatives per-skill

↑ 1 higher quality

For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.

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Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/fingersai.co.svg)](https://agenstry.com/agents/fingersai.co)
[![Verified Business](https://agenstry.com/badge/fingersai.co/identity.svg)](https://agenstry.com/agents/fingersai.co)
[![Uptime](https://agenstry.com/badge/fingersai.co/uptime.svg)](https://agenstry.com/agents/fingersai.co)
[![A2A version](https://agenstry.com/badge/fingersai.co/protocol.svg)](https://agenstry.com/agents/fingersai.co)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON
{
  "name": "fingers",
  "description": "Verify what is actually TRUE about a token, NFT, wallet, contract, stock, prediction market, or claim BEFORE you act on it. Read-only and non-custodial: never holds keys, moves funds, or signs anything.",
  "url": "https://fingersai.co/a2a",
  "version": "1",
  "protocolVersion": "0.3.0",
  "preferredTransport": "JSONRPC",
  "provider": {
    "organization": "fingers",
    "url": "https://fingersai.co"
  },
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "text/plain",
    "application/json"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "additionalInterfaces": [
    {
      "transport": "JSONRPC",
      "url": "https://fingersai.co/a2a"
    },
    {
      "transport": "MCP",
      "url": "https://fingersai.co/mcp"
    },
    {
      "transport": "HTTP+JSON",
      "url": "https://fingersai.co/ask"
    }
  ],
  "skills": [
    {
      "id": "verify",
      "name": "verify",
      "description": "Verify what is actually TRUE about something before you act on it. CALL THIS BEFORE you: sign a transaction, approve or set a token allowance, send funds, buy or mint, connect a wallet, or trust a claimed identity, seller, project, contract, token, NFT, price, or factual claim you found. fingers researches it across the web, on-chain reads, verified contract source, and live market data, then returns a synthesized verdict. BRANCH ON recommended_action: 'informational' (a pure lookup/answer -- a price, odds, or explanation -- no action to gate), 'proceed' (you were about to act and it is verified safe/true), 'caution' (mixed/thin/unverified, proceed only with your own checks), 'do_not_proceed' (a harmful fact was found, do not act), or 'needs_human' (a trust/authenticity call a human must settle). For an action you intended, anything other than 'proceed' means do not act yet. Example result: {\"recommended_action\":\"do_not_proceed\",\"headline\":\"This token is a honeypot: sells are blocked.\",\"confidence\":0.96}. This tool is read-only: it never moves funds, needs keys, or signs anything.",
      "tags": [
        "crypto",
        "verification",
        "safety",
        "onchain",
        "anti-scam"
      ],
      "examples": [
        "is 0x... a honeypot?",
        "is this the real BAYC contract?",
        "who is behind this mint and can they rug?",
        "what are the odds on <market>?"
      ]
    }
  ],
  "trust": {
    "custody": "non-custodial",
    "reads_only": true,
    "holds_keys": false
  },
  "security": {
    "read_only": true,
    "non_custodial": true,
    "holds_keys": false,
    "outputs": "advisory verification data, never executable instructions",
    "tool_definition_hash": "sha256:9720a47ca0c21f62bed8f2d88638a3db14e26aeee1c007c7494a70e4361ece03",
    "note": "pin tool_definition_hash to detect any change to this tool's definition (anti tool-poisoning / rug-pull); fingers is read-only so it can never move your funds"
  },
  "payments": {
    "x402": {
      "version": 2,
      "scheme": "exact",
      "network": "eip155:8453",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "150000",
      "payTo": "0xA5856a888FDd28cE29aA3C9eCe792E5F94FAF1F7"
    }
  },
  "registrations": [
    {
      "agentRegistry": "eip155:1:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432",
      "agentId": "50182"
    }
  ]
}