💰 Paid API

x402.fullstack.cash

x402.fullstack.cash · x402.fullstack.cash

Access to protected psf-bch-api resources (0.001 USDC)

Verify the domain x402.fullstack.cash 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.

Verify ownership

🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Enterprise feature. Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only). Sign in to subscribe

Our probe of this card is currently failing

Last probe error: gate: missing url

      
        Last attempt: 2026-07-10 03:25
      
        Last success: 2026-07-10
      
        Status: 200

Trust score

26/100

grade F · 9 criteria

Uptime

6.8%

44 probes

Revenue · 30d

$0.00

wallet active · no inflow

F

Conformance score: 26/100

F-grade: card is reachable but fails most operational signals.

click to expand breakdown ▾ click to collapse breakdown ▴

pass Valid AgentCard 10/10

Schema-validated A2A AgentCard returned by the well-known endpoint.

info Live JSON-RPC 0/25

Live probe hasn't run yet.

fail Protocol version 0/10

No protocolVersion in card.

            How to earn +10 points
          

Declare protocolVersion

Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.

Docs →

info JWS signature 0/10

Card is unsigned (most published agents are).

fail Uptime track record 1/15

3/44 probes succeeded (7% uptime).

            How to earn +14 points
          

Stabilise uptime

We probe every agent on a tiered schedule. Sustained 99 %+ uptime over 20+ checks scores full points. Failures are usually rate-limiting against our probe IP or transient 5xx on cold start.

Docs →

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: x402.fullstack.cash (https://x402.fullstack.cash). 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 1d

info Security declaration 0/5

No securitySchemes declared (common for open agents, not penalised).

⚠ 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 calls Public aggregate · no PII recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.

Uptime

6.8%

44 probes

Response

174ms

last probe

Skills

declared

Streaming

—

SSE-capable

Endpoints

Pricing x402 on Base USDC

From $0.0010 per call

Endpoint	Price	Currency
`https://x402.fullstack.cash/v6/full-node/blockchain/getBlockchainInfo`	0.001	USDC

Try it ↗ Opens the operator's playground / docs in a new tab.

Settlement wallet: 0xf82cb3b092710212e6c5ea46b1ce40d9ef4d88c1 · basescan ↗

Agent card	`https://x402.fullstack.cash/.well-known/agent.json`
Provider	https://x402.fullstack.cash
Docs	https://x402.fullstack.cash

Discovered via

agentic_market recrawl_hot recrawl_warm

Skills · 1 declared · mapped to canonical taxonomy

x402.fullstack.cash

Access to protected psf-bch-api resources (0.001 USDC)

canonical x402 Crypto Micropayment match 86%

Health · last 24 probes

When	HTTP	Live JSON-RPC	Latency
2026-07-10 01:54:30	200	—	174ms
2026-07-08 00:05:30	200	—	175ms
2026-07-05 15:35:14	200	—	178ms
2026-07-04 09:32:35	200	—	177ms
2026-07-03 06:43:32	200	—	175ms
2026-07-02 05:47:52	200	—	175ms
2026-07-01 02:57:25	200	—	172ms
2026-06-29 20:42:50	200	—	171ms
2026-06-28 15:17:53	200	—	171ms
2026-06-27 09:40:55	200	—	172ms

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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.

Markdown / HTML snippets

[![Agenstry grade](https://agenstry.com/badge/x402.fullstack.cash.svg)](https://agenstry.com/agents/x402.fullstack.cash)
[![Verified Business](https://agenstry.com/badge/x402.fullstack.cash/identity.svg)](https://agenstry.com/agents/x402.fullstack.cash)
[![Uptime](https://agenstry.com/badge/x402.fullstack.cash/uptime.svg)](https://agenstry.com/agents/x402.fullstack.cash)
[![A2A version](https://agenstry.com/badge/x402.fullstack.cash/protocol.svg)](https://agenstry.com/agents/x402.fullstack.cash)

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

{
  "_source": "agentic.market",
  "service": {
    "id": "x402-fullstack-cash",
    "name": "x402.fullstack.cash",
    "description": "Access to protected psf-bch-api resources (0.001 USDC)",
    "domain": "x402.fullstack.cash",
    "provider": "x402.fullstack.cash",
    "providerUrl": "",
    "category": "",
    "networks": [
      "Base"
    ],
    "enriched": false,
    "endpoints": [
      {
        "url": "https://x402.fullstack.cash/v6/full-node/blockchain/getBlockchainInfo",
        "description": "Access to protected psf-bch-api resources (0.001 USDC)",
        "pricing": {
          "amount": "0.001",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [],
        "serviceName": "",
        "tags": [],
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "1"
        }
      }
    ],
    "integrationType": "",
    "isNew": false,
    "priceSummary": {
      "minAmount": "0.001",
      "maxAmount": "0.001",
      "avgCostPerTransaction": "0.001",
      "avgCostBasis": "exact",
      "currency": "USDC"
    },
    "serviceName": "",
    "tags": [],
    "iconUrl": ""
  }
}

Activity (audit trail)

Endpoints

Skills · 1 declared · mapped to canonical taxonomy

Health · last 24 probes

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Audit-grade evidence bundle

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