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📊 Intel view 📋 Audit JSON 🔄 Changelog
56
A2A live JSON-RPC A2A 0.3.0 v2026-10-14 x402 micropay

Dirtsmith rate sheet

dirtsmith-go.bfurrow26.workers.dev · Dirtsmith LLC

Free machine-readable rate sheet of outside builders' agent-callable tools (x402 and pay-as-you-go APIs) with published prices. Informational only; Dirtsmith does not sell or process payment.

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Trust score
56/100
grade D · 9 criteria
Uptime
accumulating
1/5 direct probes · 30d
~59 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

D
Conformance score: 56/100
D-grade: significant issues, auth-gated, partially broken, or stale.
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 ~59 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).
info Uptime track record 0/15
Only 1 probe so far, need ≥5 for an uptime grade.
partial Skill declaration 6/10
Declares 2 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` — `description` and `tags` are REQUIRED on AgentSkill since A2A v1.0, and tags are what discovery filters match on. We canonicalise these into the global skill taxonomy on next probe.
Docs →
partial Verified Identity 5/10
Provider declared: Dirtsmith LLC (https://dirtsmith-go.bfurrow26.workers.dev/rates). 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 5/5
declares 1 modern capability flag(s) (x402); 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
2026-10-15 05:46:23 current 18de4145f29c… view →
2026-10-15 04:29:12 808c6e90e92b… view →
Uptime
accumulating
1 direct probes · 30d
Response
73ms
last direct probe
Skills
2
declared
Streaming
—
SSE-capable

Try it

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Skills · 2 declared · mapped to canonical taxonomy

get_result (Dirtsmith-built, free)

Give an intent; returns the cheapest measured-reachable listed tool, alternatives and a savings receipt vs building it. Does not call the tool.

orphan: no canonical match yet
routingcosttools
Outside-tool rate sheet

JSON list of outside agent tools with published per-call prices and sources.

orphan: no canonical match yet
ratesx402mcppricing

Health · last 1 probes

When HTTP Live JSON-RPC Latency
2026-10-15 05:46:23 200 ✓ 73ms

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Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/dirtsmith-go.bfurrow26.workers.dev.svg)](https://agenstry.com/agents/dirtsmith-go.bfurrow26.workers.dev)
[![Verified Business](https://agenstry.com/badge/dirtsmith-go.bfurrow26.workers.dev/identity.svg)](https://agenstry.com/agents/dirtsmith-go.bfurrow26.workers.dev)
[![Uptime](https://agenstry.com/badge/dirtsmith-go.bfurrow26.workers.dev/uptime.svg)](https://agenstry.com/agents/dirtsmith-go.bfurrow26.workers.dev)
[![A2A version](https://agenstry.com/badge/dirtsmith-go.bfurrow26.workers.dev/protocol.svg)](https://agenstry.com/agents/dirtsmith-go.bfurrow26.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
{
  "name": "Dirtsmith rate sheet",
  "description": "Free machine-readable rate sheet of outside builders' agent-callable tools (x402 and pay-as-you-go APIs) with published prices. Informational only; Dirtsmith does not sell or process payment.",
  "protocolVersion": "0.3.0",
  "url": "https://dirtsmith-go.bfurrow26.workers.dev/a2a",
  "preferredTransport": "JSONRPC",
  "version": "2026-10-14",
  "documentationUrl": "https://dirtsmith-go.bfurrow26.workers.dev/llms.txt",
  "provider": {
    "organization": "Dirtsmith LLC",
    "url": "https://dirtsmith-go.bfurrow26.workers.dev/rates"
  },
  "capabilities": {
    "streaming": false,
    "pushNotifications": false
  },
  "defaultInputModes": [
    "application/json",
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/plain"
  ],
  "skills": [
    {
      "id": "get_result",
      "name": "get_result (Dirtsmith-built, free)",
      "description": "Give an intent; returns the cheapest measured-reachable listed tool, alternatives and a savings receipt vs building it. Does not call the tool.",
      "tags": [
        "routing",
        "cost",
        "tools"
      ],
      "examples": [
        "cheapest web search API for 100 calls"
      ]
    },
    {
      "id": "rate-sheet",
      "name": "Outside-tool rate sheet",
      "description": "JSON list of outside agent tools with published per-call prices and sources.",
      "tags": [
        "rates",
        "x402",
        "mcp",
        "pricing"
      ],
      "examples": [
        "GET /rates.json",
        "POST /mcp tools/list",
        "GET /use?tool=NAME",
        "GET /use/confirm?tool=NAME",
        "GET /intent/would-list-here-for-a-cut"
      ]
    }
  ],
  "mcpEndpoint": "https://dirtsmith-go.bfurrow26.workers.dev/mcp"
}