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📊 Intel view 📋 Audit JSON 🔄 Changelog
85
💰 Paid API

411data.io

411data.io · 411data.io

Agentic lead enrichment session: directory phone/people hunt, research_web fallback, company pass. Returns summary_markdown + lead_enrichment_v1 backfill JSON. Minimum base price pre-charged; usage true-up when session COGS (tools + synthesis LLM) exceeds base. Bill-on-match when no usable enrichment fields are found.

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Own this agent?
Verify the domain 411data.io 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
Trust score
19/100
grade F · 9 criteria
Uptime
accumulating
1/5 probes
Revenue · 30d
$0.00
wallet active · no inflow
Usage · 7d
0
no recent activity
Card drift · 7d
changed
0 snapshots tracked
Owner
unverified
claim this listing →
F
Conformance score: 19/100
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).
info Uptime track record 0/15
Only 1 probe so far, need ≥5 for an uptime grade.
fail Skill declaration 0/10
No skills declared in card. Hard to route to.
How to earn +10 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: 411data.io (https://411data.io). 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
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
100.0%
1 probes
Response
0ms
last probe
Skills
0
declared
Streaming
—
SSE-capable

Endpoints

Pricing x402 on Base USDC
From $0.0100 per call
Endpoint Price Currency
https://411data.io/api/v1/enrich/lead-session 1.5 USDC
https://411data.io/api/v1/enrich/person 0.5 USDC
https://411data.io/api/v1/enrich/phone 0.33 USDC
https://411data.io/api/v1/enrich/websearch 1.0 USDC
https://411data.io/api/v1/support/tickets 0.01 USDC
Try it ↗ Opens the operator's playground / docs in a new tab.
Settlement wallet: 0x1ddfb3f5deb9f1381e171f636ba18867eaa39f11 · basescan ↗
Agent cardhttps://411data.io
Providerhttps://411data.io
Docshttps://411data.io
Discovered via
agentic_market

Health · last 0 probes

When HTTP Live JSON-RPC Latency

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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.

Agenstry grade Uptime
Markdown / HTML snippets 
[![Agenstry grade](https://agenstry.com/badge/411data.io.svg)](https://agenstry.com/agents/411data.io)
[![Verified Business](https://agenstry.com/badge/411data.io/identity.svg)](https://agenstry.com/agents/411data.io)
[![Uptime](https://agenstry.com/badge/411data.io/uptime.svg)](https://agenstry.com/agents/411data.io)
[![A2A version](https://agenstry.com/badge/411data.io/protocol.svg)](https://agenstry.com/agents/411data.io)

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": "411data-io",
    "name": "411data.io",
    "description": "Agentic lead enrichment session: directory phone/people hunt, research_web fallback, company pass. Returns summary_markdown + lead_enrichment_v1 backfill JSON. Minimum base price pre-charged; usage true-up when session COGS (tools + synthesis LLM) exceeds base. Bill-on-match when no usable enrichment fields are found.",
    "domain": "411data.io",
    "provider": "411data.io",
    "providerUrl": "",
    "category": "",
    "networks": [
      "Base",
      "eip155:137",
      "eip155:42161"
    ],
    "enriched": false,
    "endpoints": [
      {
        "url": "https://411data.io/api/v1/enrich/lead-session",
        "description": "Agentic lead enrichment session: directory phone/people hunt, research_web fallback, company pass. Returns summary_markdown + lead_enrichment_v1 backfill JSON. Minimum base price pre-charged; usage true-up when session COGS (tools + synthesis LLM) exceeds base. Bill-on-match when no usable enrichment fields are found.",
        "pricing": {
          "amount": "1.5",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "POST",
        "providerName": "",
        "parameters": [
          {
            "group": "body",
            "name": "budget_usd",
            "type": "number",
            "description": "",
            "example": 2,
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "lead",
            "type": "object",
            "description": "",
            "example": null,
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "max_rounds",
            "type": "number",
            "description": "",
            "example": 5,
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "mode",
            "type": "string",
            "description": "",
            "example": "auto",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "",
        "tags": [],
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        }
      },
      {
        "url": "https://411data.io/api/v1/enrich/person",
        "description": "Person search: find phones (including mobile), emails, and addresses for a person by name, phone reverse lookup, or address. Bill-on-match.",
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "POST",
        "providerName": "",
        "parameters": [
          {
            "group": "body",
            "name": "name",
            "type": "string",
            "description": "",
            "example": "John Smith",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "state_code",
            "type": "string",
            "description": "",
            "example": "PA",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "zipcode",
            "type": "string",
            "description": "",
            "example": "15213",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "",
        "tags": [],
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "1"
        }
      },
      {
        "url": "https://411data.io/api/v1/enrich/phone",
        "description": "Reverse phone lookup (bill-on-match). Returns person name, emails, and addresses tied to the number.",
        "pricing": {
          "amount": "0.33",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "POST",
        "providerName": "",
        "parameters": [
          {
            "group": "body",
            "name": "phone",
            "type": "string",
            "description": "",
            "example": "+17242060094",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "",
        "tags": [],
        "quality": {
          "l30DaysTotalCalls": "11",
          "l30DaysUniquePayers": "1"
        }
      },
      {
        "url": "https://411data.io/api/v1/enrich/websearch",
        "description": "Managed web-research enrichment: given a business name (+ optional city/state/domain), find public phones, people (name+title), addresses, and legal_associates (attorneys, registered agents, family counsel) for outreach compliance. $1.00 minimum on match; vendor COGS above $1 billed at 30% markup. Bill-on-match.",
        "pricing": {
          "amount": "1",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "POST",
        "providerName": "",
        "parameters": [
          {
            "group": "body",
            "name": "business_name",
            "type": "string",
            "description": "",
            "example": "Acme Corp",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "city",
            "type": "string",
            "description": "",
            "example": "Tampa",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "state",
            "type": "string",
            "description": "",
            "example": "FL",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "",
        "tags": [],
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        }
      },
      {
        "url": "https://411data.io/api/v1/support/tickets",
        "description": "Open a support ticket ($0.01): creates a dedicated support chat in the user's session history for bugs, billing, and account questions.",
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "POST",
        "providerName": "",
        "parameters": [
          {
            "group": "body",
            "name": "body",
            "type": "string",
            "description": "",
            "example": "After pasting a CRM lead, the chat hangs for 5+ minutes.",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "category",
            "type": "string",
            "description": "",
            "example": "bug",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "body",
            "name": "subject",
            "type": "string",
            "description": "",
            "example": "Enrich session stuck on Thinking",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "",
        "tags": [],
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        }
      }
    ],
    "integrationType": "",
    "isNew": false,
    "priceSummary": {
      "minAmount": "0.01",
      "maxAmount": "1.5",
      "avgCostPerTransaction": "0.668",
      "avgCostBasis": "exact",
      "currency": "USDC"
    },
    "serviceName": "",
    "tags": [],
    "iconUrl": ""
  }
}