💰 Paid API

api.querylines.com

api.querylines.com · api.querylines.com

U.S. excess & surplus (E&S / surplus lines) insurance premium and policy-count time series by state, coverage line, and month, quarter, or year. Aggregated from state stamping office publications; every response cites its source report. Florida live, more states coming. $0.10 per query. Free discovery endpoints: /v1/coverage and /v1/lines. Docs: https://api.querylines.com/openapi.json

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Verify the domain api.querylines.com 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 — 404 not found

We tried /.well-known/agent-card.json and got a 404. Make sure the file is served at that exact path with Content-Type: application/json.

      
        Last attempt: 2026-07-10 04:48
      
        Last success: 2026-07-10
      
        Status: 404

Raw error

HTTP 404

Trust score

19/100

grade F · 9 criteria

Uptime

accumulating

2/5 probes

Revenue · 30d

$0.00

wallet active · no inflow

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 2 probes 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: api.querylines.com (https://api.querylines.com). 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

50.0%

2 probes

Response

0ms

last probe

Skills

declared

Streaming

—

SSE-capable

Endpoints

Agent card	`https://api.querylines.com/.well-known/agent-card.json`
Provider	https://api.querylines.com
Docs	https://api.querylines.com

Discovered via

agentic_market mcp_registry

Health · last 1 probes

When	HTTP	Live JSON-RPC	Latency
2026-07-10 04:48:57	404	—	—

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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/api.querylines.com.svg)](https://agenstry.com/agents/api.querylines.com)
[![Verified Business](https://agenstry.com/badge/api.querylines.com/identity.svg)](https://agenstry.com/agents/api.querylines.com)
[![Uptime](https://agenstry.com/badge/api.querylines.com/uptime.svg)](https://agenstry.com/agents/api.querylines.com)
[![A2A version](https://agenstry.com/badge/api.querylines.com/protocol.svg)](https://agenstry.com/agents/api.querylines.com)

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": "api-querylines-com",
    "name": "api.querylines.com",
    "description": "U.S. excess & surplus (E&S / surplus lines) insurance premium and policy-count time series by state, coverage line, and month, quarter, or year. Aggregated from state stamping office publications; every response cites its source report. Florida live, more states coming. $0.10 per query. Free discovery endpoints: /v1/coverage and /v1/lines. Docs: https://api.querylines.com/openapi.json",
    "domain": "api.querylines.com",
    "provider": "api.querylines.com",
    "providerUrl": "",
    "category": "",
    "networks": [
      "Base"
    ],
    "enriched": false,
    "endpoints": [
      {
        "url": "https://api.querylines.com/v1/compare",
        "description": "Compare U.S. excess & surplus (E&S / surplus lines) insurance premium and policy-count series across multiple states side by side, on normalized cross-state coverage categories. Aggregated from state stamping office publications with source attribution. $0.50 per query. Docs: https://api.querylines.com/openapi.json",
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "from",
            "type": "string",
            "description": "",
            "example": "2026-01",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "granularity",
            "type": "string",
            "description": "",
            "example": "month",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "line",
            "type": "string",
            "description": "",
            "example": "all",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "states",
            "type": "string",
            "description": "",
            "example": "FL,TX",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "QueryLines",
        "tags": [
          "insurance",
          "surplus-lines",
          "excess-and-surplus",
          "market-data",
          "premium"
        ],
        "quality": null
      },
      {
        "url": "https://api.querylines.com/v1/premium",
        "description": "U.S. excess & surplus (E&S / surplus lines) insurance premium and policy-count time series by state, coverage line, and month, quarter, or year. Aggregated from state stamping office publications; every response cites its source report. Florida live, more states coming. $0.10 per query. Free discovery endpoints: /v1/coverage and /v1/lines. Docs: https://api.querylines.com/openapi.json",
        "pricing": {
          "amount": "0.1",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "from",
            "type": "string",
            "description": "",
            "example": "2026-01",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "granularity",
            "type": "string",
            "description": "",
            "example": "month",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "line",
            "type": "string",
            "description": "",
            "example": "all",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "state",
            "type": "string",
            "description": "",
            "example": "FL",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "to",
            "type": "string",
            "description": "",
            "example": "2026-06",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "QueryLines",
        "tags": [
          "insurance",
          "surplus-lines",
          "excess-and-surplus",
          "market-data",
          "premium"
        ],
        "quality": null
      },
      {
        "url": "https://api.querylines.com/v1/premium/summary",
        "description": "Year-over-year summary of U.S. excess & surplus (E&S / surplus lines) insurance premium and policy counts for a state and year: totals, prior-year comparison, and YoY percent change. Aggregated from state stamping office publications with source attribution. $0.10 per query. Docs: https://api.querylines.com/openapi.json",
        "pricing": {
          "amount": "0.1",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "state",
            "type": "string",
            "description": "",
            "example": "FL",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "year",
            "type": "number",
            "description": "",
            "example": 2026,
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "QueryLines",
        "tags": [
          "insurance",
          "surplus-lines",
          "excess-and-surplus",
          "market-data",
          "premium"
        ],
        "quality": null
      }
    ],
    "integrationType": "",
    "isNew": false,
    "priceSummary": {
      "minAmount": "0.1",
      "maxAmount": "0.5",
      "avgCostPerTransaction": "0.233333",
      "avgCostBasis": "exact",
      "currency": "USDC"
    },
    "serviceName": "QueryLines",
    "tags": [
      "insurance",
      "surplus-lines",
      "excess-and-surplus",
      "market-data",
      "premium"
    ],
    "iconUrl": ""
  }
}

Activity (audit trail)

Endpoints

Health · last 1 probes

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Audit-grade evidence bundle

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