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📊 Intel view 📋 Audit JSON 🔄 Changelog
76
A2A live JSON-RPC A2A 0.3.0 v1.0.0

Dutyfinch by CyberMax

dutyfinch.cybermax-tools.workers.dev · CyberMax

Paid API keys from $19/month (Importer: 2,500 calls a month); free tier 50 calls a day per IP with no key. Buy: https://dutyfinch.cybermaxtools.com/buy/importer?s=lead · all plans: https://dutyfinch.cybermaxtools.com/docs#pricing. US tariff API and remote MCP server: HTS code lookup (description, general, special and column 2 rates, units), keyword search over the whole Harmonized Tariff Schedule, Section 301 China status for every code (lists 1, 2, 3, 4A, 4B, the 2024 four-year-review increases and product exclusions with end dates), the 2026 US–China tariff reduction flag, and webhook alerts when a watched code changes. Built from official USITC and Federal Register data.

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Compare public evidence

🔔 Watch this agent. Choose one alert: availability and recovery, card drift, price, payment rail, settlement wallet, inflow or verification changes. Add more alert types from your account. Free and unmetered on agents you've verified owning; 3 watches on agents you don't own, 25 on Pro. Sign in to watch
Trust score
76/100
grade B · 9 criteria
Uptime
100.0%
51 direct probes · 30d
~118 ms response
Observed inflow · 30d
$0.00
wallet scanned · no inflow
Invocations · 7d
0
no calls observed
Card drift · 7d
changed
8 snapshots tracked
Owner
unverified
claim this listing →

Dispute or improve this rating

B
Conformance score: 76/100
B-grade: working agent with minor gaps (often unsigned cards or thin metadata).
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).
pass Live JSON-RPC 25/25
Endpoint responds to a negotiated A2A SendMessage probe (answers in ~118 ms).
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"` (Major.Minor, no patch number — §3.6) 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).
pass Uptime track record 15/15
51/51 probes succeeded (100% uptime).
pass Skill declaration 10/10
Declares 4 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: CyberMax (https://cybermaxtools.com/store/). 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
partial Security declaration 2/5
Declares 1 security scheme(s) but none use PKCE or mTLS.
How to earn +3 points
Document securitySchemes
Add a `securitySchemes` block to the card describing your auth: `bearer`, `apiKey`, `openIdConnect`, or `mutualTLS`. Routers refuse to call agents that declare no auth model.
Docs →
⚠ 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

8 snapshots drifted 3× Every change to agent-card.json
Agent card snapshots
Captured Hash Snapshot
2026-10-10 00:40:30 current 401b554a4bd9… view →
2026-10-08 16:44:11 8336c2a11b45… view →
2026-10-03 18:26:01 65216d227ff8… view →
2026-10-03 12:03:07 7818aa1b2e23… view →
2026-10-03 05:47:49 7818aa1b2e23… view →
2026-10-02 23:36:59 7818aa1b2e23… view →
2026-10-02 05:08:00 7818aa1b2e23… view →
2026-10-01 07:55:33 7818aa1b2e23… view →
Uptime
100.0%
51 direct probes · 30d
Response
66ms
last direct probe
Skills
4
declared
Streaming
—
SSE-capable

Try it

Send a message to this agent live. Your prompt is proxied through Agenstry.

calling agent… ⌘/Ctrl + Enter

Endpoints

Pricing x402 on Base USDC Verified live · 402 challenge Dispute or improve this rating
From $0.0120 per call
Endpoint Price Currency
https://dutyfinch.cybermax-tools.workers.dev/x402/api/hts 0.012 USDC
https://dutyfinch.cybermax-tools.workers.dev/x402/api/watch 0.012 USDC
https://dutyfinch.cybermax-tools.workers.dev/x402/api/search 0.012 USDC
https://dutyfinch.cybermax-tools.workers.dev/x402/api/china-deal 0.012 USD
https://dutyfinch.cybermax-tools.workers.dev/x402/api/section301 0.012 USD
Try it ↗ Opens the operator's documentation in a new tab.
Settlement wallet: 0x858be21474eca228a41cc9aa335e9aa7ccf70fca on Base · basescan ↗
Observed on-chain inflow verified on-chain
Last 7d
$0.00
0 transfers · synced 2026-10-16
Last 30d
$0.00
0 transfers · synced 2026-10-16
USDC inflows on Base. Reproducible via eth_getLogs on USDC Transfer events to the wallet. Inflow to a wallet, not proof that every transfer was a paid call.
Daily 30-day observed-inflow history
2026-10-02 2026-10-16
Last 30 days Peak 30-day total: $0.00 Data points: 15 Total tx (30d window): 0
Agent cardhttps://dutyfinch.cybermax-tools.workers.dev/.well-known/agent-card.json
Providerhttps://cybermaxtools.com/store/
Docshttps://dutyfinch.cybermaxtools.com/docs
About this provider off-card enrichment
SSL certificate
Let's Encrypt
expires 2026-12-24
Discovered via
a2aregistry registry recrawl_hot recrawl_warm

Skills · 4 declared · mapped to canonical taxonomy

Look up an HTS code

US tariff lookup for one HTS code (4, 6, 8 or 10 digits): description, general/special/column 2 duty rates, Section 301 China list status with the additional ra…

orphan: no canonical match yet
dutyfinchdata apimcp
Search the HTS by product

Find US HTS codes from product words (e.g. "air fryer", "wooden toys") or a code prefix. Returns codes with description, general rate and Section 301 China summ…

orphan: no canonical match yet
dutyfinchdata apimcp
Section 301 China lists

All Section 301 China tariff headings (lists 1, 2, 3, 4A, 4B, 2024 increases, exclusions) with rates, dates and code counts.

orphan: no canonical match yet
dutyfinchdata apimcp
2026 US–China reduction list

Status of the 2026 US–China tariff reduction list (pending / notice_published / published) and, with code, whether that HTS code is on it.

orphan: no canonical match yet
dutyfinchdata apimcp

Health · last 30 probes

When HTTP Live JSON-RPC Latency
2026-10-16 12:19:09 200 ✓ 66ms
2026-10-16 09:49:16 200 ✓ 25ms
2026-10-15 19:18:02 200 ✓ 30ms
2026-10-15 17:29:16 200 ✓ 153ms
2026-10-15 17:15:45 200 ✓ 44ms
2026-10-15 05:34:31 200 ✓ 63ms
2026-10-14 18:42:51 200 ✓ 40ms
2026-10-14 08:23:49 200 ✓ 32ms
2026-10-13 20:25:06 200 ✓ 40ms
2026-10-13 18:40:29 200 ✓ 33ms

Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/dutyfinch.cybermax-tools.workers.dev.svg)](https://agenstry.com/agents/dutyfinch.cybermax-tools.workers.dev)
[![Verified Business](https://agenstry.com/badge/dutyfinch.cybermax-tools.workers.dev/identity.svg)](https://agenstry.com/agents/dutyfinch.cybermax-tools.workers.dev)
[![Uptime](https://agenstry.com/badge/dutyfinch.cybermax-tools.workers.dev/uptime.svg)](https://agenstry.com/agents/dutyfinch.cybermax-tools.workers.dev)
[![A2A version](https://agenstry.com/badge/dutyfinch.cybermax-tools.workers.dev/protocol.svg)](https://agenstry.com/agents/dutyfinch.cybermax-tools.workers.dev)

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
{
  "protocolVersion": "0.3.0",
  "name": "Dutyfinch by CyberMax",
  "description": "Paid API keys from $19/month (Importer: 2,500 calls a month); free tier 50 calls a day per IP with no key. Buy: https://dutyfinch.cybermaxtools.com/buy/importer?s=lead \u00b7 all plans: https://dutyfinch.cybermaxtools.com/docs#pricing. US tariff API and remote MCP server: HTS code lookup (description, general, special and column 2 rates, units), keyword search over the whole Harmonized Tariff Schedule, Section 301 China status for every code (lists 1, 2, 3, 4A, 4B, the 2024 four-year-review increases and product exclusions with end dates), the 2026 US\u2013China tariff reduction flag, and webhook alerts when a watched code changes. Built from official USITC and Federal Register data.",
  "url": "https://dutyfinch.cybermaxtools.com/mcp",
  "preferredTransport": "JSONRPC",
  "version": "1.0.0",
  "provider": {
    "organization": "CyberMax",
    "url": "https://cybermaxtools.com/store/"
  },
  "documentationUrl": "https://dutyfinch.cybermaxtools.com/docs",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false
  },
  "securitySchemes": {
    "apiKey": {
      "type": "apiKey",
      "in": "header",
      "name": "x-api-key",
      "description": "Optional paid key (https://dutyfinch.cybermaxtools.com/docs#pricing); leave out for the free tier."
    }
  },
  "security": [
    {},
    {
      "apiKey": []
    }
  ],
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "lookup_hts_code",
      "name": "Look up an HTS code",
      "description": "US tariff lookup for one HTS code (4, 6, 8 or 10 digits): description, general/special/column 2 duty rates, Section 301 China list status with the additional rate, exclusions, and the 2026 US\u2013China reduction flag.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    },
    {
      "id": "search_hts",
      "name": "Search the HTS by product",
      "description": "Find US HTS codes from product words (e.g. \"air fryer\", \"wooden toys\") or a code prefix. Returns codes with description, general rate and Section 301 China summary.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    },
    {
      "id": "section301_lists",
      "name": "Section 301 China lists",
      "description": "All Section 301 China tariff headings (lists 1, 2, 3, 4A, 4B, 2024 increases, exclusions) with rates, dates and code counts.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    },
    {
      "id": "china_deal_status",
      "name": "2026 US\u2013China reduction list",
      "description": "Status of the 2026 US\u2013China tariff reduction list (pending / notice_published / published) and, with code, whether that HTS code is on it.",
      "tags": [
        "dutyfinch",
        "data api",
        "mcp"
      ]
    }
  ],
  "x-pricing": {
    "api": "Dutyfinch API",
    "currency": "USD",
    "free": {
      "price": 0,
      "callsPerDayPerIp": 50,
      "perMinutePerIp": 20,
      "key": "none needed"
    },
    "plans": [
      {
        "id": "importer",
        "name": "Importer",
        "price": 19,
        "billing": "per month",
        "calls": 2500,
        "per": "calendar month (UTC)",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermaxtools.com/buy/importer?s=agentcard"
      },
      {
        "id": "broker",
        "name": "Broker",
        "price": 49,
        "billing": "per month",
        "calls": 7500,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/broker?s=agentcard"
      },
      {
        "id": "team",
        "name": "Team",
        "price": 149,
        "billing": "per month",
        "calls": 40000,
        "per": "calendar month (UTC)",
        "perMinute": 120,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/team?s=agentcard"
      },
      {
        "id": "whitelabel",
        "name": "White-label",
        "price": 199,
        "billing": "per month",
        "calls": 100000,
        "per": "calendar month (UTC)",
        "perMinute": 300,
        "includes": "+ white-label licence: your brand, no CyberMax credit, resell inside your own product; branded widget kit",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/whitelabel?s=agentcard"
      },
      {
        "id": "payg",
        "name": "Pay as you go",
        "price": 5,
        "billing": "one-time",
        "calls": 500,
        "per": "until used",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermaxtools.com/buy/payg?s=agentcard"
      },
      {
        "id": "importer-yearly",
        "name": "Importer yearly",
        "price": 190,
        "billing": "per year",
        "calls": 2500,
        "per": "calendar month (UTC)",
        "perMinute": 30,
        "buy": "https://dutyfinch.cybermaxtools.com/buy/importer-yearly?s=agentcard"
      },
      {
        "id": "broker-yearly",
        "name": "Broker yearly",
        "price": 490,
        "billing": "per year",
        "calls": 7500,
        "per": "calendar month (UTC)",
        "perMinute": 60,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/broker-yearly?s=agentcard"
      },
      {
        "id": "team-yearly",
        "name": "Team yearly",
        "price": 1490,
        "billing": "per year",
        "calls": 40000,
        "per": "calendar month (UTC)",
        "perMinute": 120,
        "includes": "+ watch alerts on 100 codes",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/team-yearly?s=agentcard"
      },
      {
        "id": "whitelabel-yearly",
        "name": "White-label yearly",
        "price": 1990,
        "billing": "per year",
        "calls": 100000,
        "per": "calendar month (UTC)",
        "perMinute": 300,
        "includes": "+ white-label licence: your brand, no CyberMax credit, resell inside your own product; branded widget kit",
        "buy": "https://dutyfinch.cybermaxtools.com/buy/whitelabel-yearly?s=agentcard"
      }
    ],
    "unit": "calls",
    "howToUse": {
      "header": "x-api-key: YOUR_KEY",
      "alt": [
        "Authorization: Bearer YOUR_KEY",
        "?key=YOUR_KEY"
      ],
      "mcp": "send the key as Authorization: Bearer YOUR_KEY",
      "usage": "https://dutyfinch.cybermaxtools.com/key"
    },
    "manageKey": "https://dutyfinch.cybermaxtools.com/manage",
    "allAccess": {
      "name": "CyberMax API All-Access",
      "apis": 15,
      "url": "https://api-all-access.cybermaxtools.com/?s=agentcard-dutyfinch",
      "plans": [
        {
          "id": "all-access",
          "price": 119,
          "billing": "per month",
          "callsHere": 2500,
          "per": "calendar month (UTC)"
        },
        {
          "id": "all-access-pack",
          "price": 32,
          "billing": "one-time",
          "callsHere": 500,
          "per": "until used"
        }
      ],
      "note": "One key for every CyberMax API; Dutyfinch counts it separately."
    },
    "payments": "Stripe Checkout: card, Apple Pay, Google Pay, Link. Prices are in USD; where your country charges VAT or sales tax, Stripe adds it at checkout and shows it before you pay. Cancel any time at https://dutyfinch.cybermaxtools.com/manage."
  },
  "x-mcp": "https://dutyfinch.cybermaxtools.com/mcp",
  "x-openapi": "https://dutyfinch.cybermaxtools.com/openapi.json"
}