Can other agents read your agent card?

An agent introduces itself with a card published at /.well-known/agent-card.json. It is the only document another agent reads before deciding to call you. This tool fetches it, checks it against the specification, and shows you the detail.

Conformant card

Nothing the specification requires is missing.

What the card declares

Name: US City Open-Data Compliance & Base Intelligence (x402)
Provider: SEVTECH
Agent version: 0.1.0
Protocol version: 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0
Transport: HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON, HTTP+JSON
Endpoint: https://x402-mcp.onrender.com/us/cities, https://x402-mcp.onrender.com/us/{city_code}/property-check, https://x402-mcp.onrender.com/tasks/us-rental-diligence, https://x402-mcp.onrender.com/base/tx-decision, https://x402-mcp.onrender.com/base/finality-check, https://x402-mcp.onrender.com/mn/property-check, https://x402-mcp.onrender.com/pulse, https://x402-mcp.onrender.com/.well-known/x402, https://x402-mcp.onrender.com/.well-known/funding.json, https://x402-mcp.onrender.com/.well-known/agents.json, https://x402-mcp.onrender.com/.well-known/ai-plugin.json
Card shape: v1.0
Location: standard location
Skills: 20
Response time: 246 ms

Findings

NoteCard not signed: nothing attests that it comes from its authorsignatures

Declared skills

Base Transaction DecisionPaid recommendation engine to decide whether to submit a Base transaction immediately or wait. Returns max fee, priority fee (EIP-1559 gwei), and estimated USD cost. Price: $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 via x402. HTTP: GET https://x402-mcp.onrender.com/base/tx-decision.
- base
- transaction
- gas
- fees
- optimizer
- eip-1559
- x402
- usdc
Base Transaction Finality CheckPaid lookup to classify a Base mainnet transaction hash as pending, unsafe (sequencer-confirmed), safe (L1-attested), or finalized (L1-finalized) from the node's official block tags. Price: $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 via x402. HTTP: GET https://x402-mcp.onrender.com/base/finality-check.
- base
- transaction
- finality
- settlement
- status
- node-tags
- x402
- usdc
US City Open-Data Compliance CatalogFree machine-readable catalog of multi-city US property compliance endpoints. Returns network=us-city-open-data-compliance, price, CAIP-2 eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161, and per-city paid_url, sample_url, sample_address, sources_label, and tags. No payment required. MCP tool: list_us_cities. HTTP: GET https://x402-mcp.onrender.com/us/cities.
- catalog
- discovery
- us-cities
- housing
- compliance
- open-data
- x402
- free
US City Property Compliance CheckPaid address-level open-data compliance report for one of 14 US jurisdictions. Input: city code (mn|sea|nyc|chi|den|sf|lax|bos|phi|orl|nola|moco|gain|kc) and street address (1-120 chars). Price: $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 via x402 (HTTP 402 + PAYMENT-SIGNATURE). Output: JSON compliance report from city open data. Free fixed-address samples at /us/{code}/property-check/sample without payment. MCP: get_us_city_property_sample then check_us_city_property (or pay_and_fetch on paid_url).
- property
- compliance
- rental
- housing
- violations
- open-data
- x402
- usdc
- base
US City Property Compliance Sample (Free)Free fixed-address sample report for any supported city code. Same JSON shape as the paid property-check; no payment required. Use for integration testing before paying for arbitrary addresses. MCP tool: get_us_city_property_sample(city_code).
- sample
- free
- property
- compliance
- open-data
- x402
US Multi-City Rental Diligence PackPaid composite: screen 1–5 US rental addresses across the open-data city network in one call. POST JSON {properties:[{city_code,address}]} to https://x402-mcp.onrender.com/tasks/us-rental-diligence at $1.50 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Returns per-property compliance reports plus pack risk_summary. Single-address $0.01 checks remain at /us/{{code}}/property-check.
- rental
- compliance
- multicity
- housing
- due-diligence
- x402
- usdc
- composite
MN Rental License CheckMN Rental License Check for Minneapolis, MN. Source: City of Minneapolis Open Data — rental licenses, violations, condemned/boarded. Paid: GET https://x402-mcp.onrender.com/us/mn/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/mn/property-check/sample (fixed address: 1700 Penn Ave N).
- minneapolis
- rental-license
- compliance
- housing
- diligence
- mn
- x402
Seattle Rental RegistrationSeattle Rental Registration for Seattle, WA. Source: City of Seattle Open Data — Rental Property Registration. Paid: GET https://x402-mcp.onrender.com/us/sea/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/sea/property-check/sample (fixed address: 1531 BELMONT AVE).
- seattle
- rental
- registration
- housing
- diligence
- sea
- compliance
- x402
NYC HPD Violations AddressNYC HPD Violations Address for New York City, NY. Source: NYC Open Data — HPD Multiple Dwelling Registrations + HMC Violations. Paid: GET https://x402-mcp.onrender.com/us/nyc/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/nyc/property-check/sample (fixed address: 787 EAST 56 STREET BROOKLYN).
- nyc
- hpd
- violations
- housing
- diligence
- newyorkcity
- compliance
- x402
Chicago Building ViolationsChicago Building Violations for Chicago, IL. Source: City of Chicago Open Data — Building Violations. Paid: GET https://x402-mcp.onrender.com/us/chi/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/chi/property-check/sample (fixed address: 7840 S WESTERN AVE).
- chicago
- building
- violations
- housing
- diligence
- chi
- compliance
- x402
Denver STR License CheckDenver STR License Check for Denver, CO. Source: Colorado Information Marketplace — Denver Short Term Rental Licenses. Paid: GET https://x402-mcp.onrender.com/us/den/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/den/property-check/sample (fixed address: 1945 S GILPIN ST).
- denver
- str
- rental-license
- housing
- diligence
- den
- compliance
- x402
SF Housing NOV CheckSF Housing NOV Check for San Francisco, CA. Source: SF Open Data — DBI Notices of Violation. Paid: GET https://x402-mcp.onrender.com/us/sf/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/sf/property-check/sample (fixed address: 2329 Mission St).
- sanfrancisco
- housing
- violations
- dbi
- property
- sf
- compliance
- x402
LA Code Enforcement OpenLA Code Enforcement Open for Los Angeles, CA. Source: LA Open Data — Building & Safety Code Enforcement (Open). Paid: GET https://x402-mcp.onrender.com/us/lax/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/lax/property-check/sample (fixed address: 1015 S LA BREA AVE).
- losangeles
- code
- violations
- housing
- property
- lax
- compliance
- x402
Boston Property ViolationsBoston Property Violations for Boston, MA. Source: Analyze Boston — Building and Property Violations. Paid: GET https://x402-mcp.onrender.com/us/bos/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/bos/property-check/sample (fixed address: 302 Sumner ST East Boston).
- boston
- violations
- housing
- property
- code
- bos
- compliance
- x402
Philly L&I ViolationsPhilly L&I Violations for Philadelphia, PA. Source: OpenDataPhilly / Carto — L&I violations. Paid: GET https://x402-mcp.onrender.com/us/phi/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/phi/property-check/sample (fixed address: 1234 N LEITHGOW ST).
- philadelphia
- violations
- housing
- property
- code
- phi
- compliance
- x402
Orlando STR License CheckOrlando STR License Check for Orlando, FL. Source: City of Orlando Open Data — Short Term Rental Licenses. Paid: GET https://x402-mcp.onrender.com/us/orl/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/orl/property-check/sample (fixed address: 114 N GLENWOOD AVE).
- orlando
- str
- rental
- license
- housing
- orl
- compliance
- x402
NOLA STR License CheckNOLA STR License Check for New Orleans, LA. Source: City of New Orleans Open Data — Active Short-Term Rental Licenses. Paid: GET https://x402-mcp.onrender.com/us/nola/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/nola/property-check/sample (fixed address: 179 Dunleith Dr).
- neworleans
- str
- rental
- license
- housing
- nola
- compliance
- x402
MoCo Housing License CheckMoCo Housing License Check for Montgomery County, MD. Source: Montgomery County Open Data — Housing Licensing + Active Code Violations. Paid: GET https://x402-mcp.onrender.com/us/moco/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/moco/property-check/sample (fixed address: 19515 FREDERICK RD).
- montgomery
- rental-license
- housing
- compliance
- diligence
- moco
- montgomerycounty
- x402
Gainesville Code CasesGainesville Code Cases for Gainesville, FL. Source: City of Gainesville Open Data — Code Complaints, Violations & Permits. Paid: GET https://x402-mcp.onrender.com/us/gain/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/gain/property-check/sample (fixed address: 0 W 1ST ST).
- gainesville
- code
- violations
- housing
- property
- gain
- compliance
- x402
KC Exterior Building ViolationsKC Exterior Building Violations for Kansas City, MO. Source: City of Kansas City Open Data — Open exterior building violations. Paid: GET https://x402-mcp.onrender.com/us/kc/property-check?address={street} at $0.01 USDC on eip155:8453,solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp,eip155:42161 (x402). Free sample: https://x402-mcp.onrender.com/us/kc/property-check/sample (fixed address: 12100 E 61st Ter).
- kansascity
- violations
- housing
- property
- code
- kc
- compliance
- x402

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Markdown

[![A2A card](https://kopass.app/a2a/badge/aHR0cHM6Ly94NDAyLW1jcC5vbnJlbmRlci5jb20.svg)](https://kopass.app/a2a/validator?url=https://x402-mcp.onrender.com)

HTML

<a href="https://kopass.app/a2a/validator?url=https://x402-mcp.onrender.com"><img src="https://kopass.app/a2a/badge/aHR0cHM6Ly94NDAyLW1jcC5vbnJlbmRlci5jb20.svg" alt="A2A card" height="20"></a>

The rules come from the protocol's specification/a2a.proto file, where every required field is marked as such. Nothing is added.

Cards read here feed the KoPass daily reading: 229 agents followed, 223 of which answered on the last pass.

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