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knowngood

R0· no sign-in

Search agent-ready sites or fetch one site's report; every capability probe-verified, dated.

v1.9.0 · active · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality85good
Trust82of 100
Uptime, 30 days95%
Latency p50318 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "knowngood": {
      "type": "http",
      "url": "https://knowngood.sh/mcp"
    }
  }
}
claude mcp add --transport http knowngood https://knowngood.sh/mcp
[mcp_servers.knowngood]
url = "https://knowngood.sh/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "knowngood": {
      "type": "remote",
      "url": "https://knowngood.sh/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "knowngood": {
      "type": "http",
      "url": "https://knowngood.sh/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=knowngood&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8va25vd25nb29kLnNoL21jcCJ9"
}
{
  "servers": {
    "knowngood": {
      "type": "http",
      "url": "https://knowngood.sh/mcp"
    }
  }
}
{
  "mcpServers": {
    "knowngood": {
      "httpUrl": "https://knowngood.sh/mcp"
    }
  }
}
extensions:
  "knowngood":
    enabled: true
    name: "knowngood"
    type: streamable_http
    uri: "https://knowngood.sh/mcp"
    timeout: 300

Quality 85 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-06-18; 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 hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations3 of 3 tools declare readOnlyHint or destructiveHint
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: check_webmcp (idempotentHint); find_capability (idempotentHint); get_site_report (idempotentHint)
  • pass
    tools.token_costabout 911 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changes3 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 911 tokens to load them all · tool set c192fc21e9ff · tools last changed 2026-10-03 · checked 2026-10-19 10:20 UTC

Tool changes

  • get_site_reportchangedtitle, annotations
  • find_capabilitychangedtitle, annotations
  • check_webmcpchangedtitle, annotations

Full history: list_changes · trend: quality JSON.

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 82 / 100

no-repository
provenance55
liveness98
freshness100
hygiene80

+dns-namespace +website +reachable +uptime-95% +updated-6d-ago -no-repository

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://knowngood.sh/mcp streamable-httpnoneyes95%318 ms2025-06-182026-10-19

Tools (3)

check_webmcpread-onlyCheck a website LIVE for WebMCP tools, and where a browser is available whether any tool actually registers when the page runs. Returns one of: registered, declared_only, declared, not_declared, could_not_ask, or excluded when the site's robots.txt refuses AI input. could_not_ask is a distinct answer and is never reported as a no. Tools are listed, never called. Reads only the site named plus published population figures — it does not consult the index, and running it changes no ranking or listing.
find_capabilityread-onlyFind websites where an agent can accomplish a task. Returns probe-verified agent-readiness signals, unverified apparent actions read from page content, the verification tier, how each site was found (it declared agent access, probe discovery, or it was submitted), and a report URL to cite. Returns count:0 with an empty_note when nothing in the index matches — never a nearest guess.
get_site_reportread-onlyFetch Known Good's dated verification report for one listed website: which capabilities were tested, which passed, when it was probed, what an agent can apparently do there, and how the site was found: whether it declared agent access, came from probe discovery, or was submitted. Answers "is this specific host agent-ready?". Returns found:false for anything not in the index — it never guesses a nearest match. Cite the report URL and its date.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "sh.knowngood/knowngood",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-09-29/server.schema.json",
  "remotes": [
    {
      "url": "https://knowngood.sh/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.9.0",
  "websiteUrl": "https://knowngood.sh",
  "description": "Search agent-ready sites or fetch one site's report; every capability probe-verified, dated."
}