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GroundTruth — subsurface scan QA & trade estimating

R0· no sign-in

Two independent AI models read a GPR, locate or pipe scan and flag the do-not-core call.

v1.0.1 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality79good
Trust93of 100
Uptime, 30 days99%
Latency p50417 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "groundtruth": {
      "type": "http",
      "url": "https://gtfi.ai/mcp"
    }
  }
}
claude mcp add --transport http groundtruth https://gtfi.ai/mcp
[mcp_servers.groundtruth]
url = "https://gtfi.ai/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "groundtruth": {
      "type": "remote",
      "url": "https://gtfi.ai/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "groundtruth": {
      "type": "http",
      "url": "https://gtfi.ai/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=groundtruth&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vZ3RmaS5haS9tY3AifQ%3D%3D"
}
{
  "servers": {
    "groundtruth": {
      "type": "http",
      "url": "https://gtfi.ai/mcp"
    }
  }
}
{
  "mcpServers": {
    "groundtruth": {
      "httpUrl": "https://gtfi.ai/mcp"
    }
  }
}
extensions:
  "groundtruth":
    enabled: true
    name: "groundtruth"
    type: streamable_http
    uri: "https://gtfi.ai/mcp"
    timeout: 300

Quality 79 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene71 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • fail
    tools.annotationsno tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: read_scan (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); draft_estimate (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_pricing (readOnlyHint, destructiveHint, idempotentHint, openWorldHint)
  • pass
    tools.token_costabout 522 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

3 tools, about 522 tokens to load them all · tool set ca9b9066c4d0 · checked 2026-10-19 21:42 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 93 / 100

provenance85
liveness100
freshness85
hygiene100

+repository +dns-namespace +website +reachable +uptime-99% ~updated-85d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://gtfi.ai/mcp streamable-httpnoneyes99%417 ms2025-11-252026-10-19

Tools (3)

draft_estimateTurn a plain-English description of a trade job into a professional itemized bid — real materials by size, fittings, consumables and labor on its own line, at realistic US market prices. Built for one-truck electrical, plumbing, HVAC and general-contracting shops. This is GruntPay: the contractor normally speaks this into their phone. Returns the line items plus a link to brand it and send it to the customer.
get_pricingCurrent GroundTruth and GruntPay plans and prices. Free to call — use it before answering any cost question rather than guessing.
read_scanGet an independent AI second opinion on a subsurface scan before anyone cores or digs. Send a public image URL of a GPR scan, a marked-up concrete slab photo, a utility-locate markup, a concrete radiograph, or a CCTV pipe frame. TWO different AI models read it independently — the second is prompted to refute the first — and you get back every located target with its hazard class (do-not-core / rebar / verify / clear), plus a QA flag when the two reads disagree. Advisory only: a certified technician must review and sign off before any cutting.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "ai.gtfi/groundtruth",
  "title": "GroundTruth — subsurface scan QA & trade estimating",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://gtfi.ai/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.1",
  "repository": {
    "id": "1312720051",
    "url": "https://github.com/Dranos-Bot/groundtruth-mcp",
    "source": "github"
  },
  "websiteUrl": "https://gtfi.ai/for-agents",
  "description": "Two independent AI models read a GPR, locate or pipe scan and flag the do-not-core call."
}