---
schema: "interfacedelta-service-md/1"
target_key: "sha256:da5ed98476f3104a41ecd4896800c8273312d6c263507cfebbfea49fa6762847"
origin: "https://mcpcheckup.com"
protocols: ["mcp"]
observed_at: "2026-11-13T20:25:20.088Z"
generated_at: "2026-11-14T10:27:22.055Z"
record_url: "https://interfacedelta.com/atlas/sha256:da5ed98476f3104a41ecd4896800c8273312d6c263507cfebbfea49fa6762847"
record_api: "https://interfacedelta.com/api/v1/record/services/sha256:da5ed98476f3104a41ecd4896800c8273312d6c263507cfebbfea49fa6762847"
source: "InterfaceDelta atlas"
license_note: "Use of this record is governed by https://interfacedelta.com/terms."
---

# Service record: https://mcpcheckup.com

## Identity
- Origin: https://mcpcheckup.com
- Endpoints: https://mcpcheckup.com/mcp
- Protocols: mcp
- Registry names: com.mcpcheckup/mcp
- First retained observation: 2026-11-13T20:25:20.088Z
- Latest observation: 2026-11-13T20:25:20.088Z

## Tools
MCP tools, OpenAPI operations, WebMCP tools and A2A skills; excludes prompts and resources.
Total capabilities: 6; non-tool capabilities: 0.
- Tool 1: check\_mcps (mcp); inputs: detail, known\_fingerprints, targets; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 2: get\_attestation (mcp); inputs: target; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 3: get\_mcp\_history (mcp); inputs: limit, target; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 4: get\_mcp\_report (mcp); inputs: target; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 5: request\_check (mcp); inputs: target; inputs omitted: 0; annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}
- Tool 6: search\_mcps (mcp); inputs: auth\_required, limit, protocol\_revision, query, transport; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
Tools omitted: 0.

## Effect readings (AI)
- Tool 1 (check\_mcps): ◇ AI reading; state: counted; reads (confidence 0.85); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 2 (get\_attestation): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 3 (get\_mcp\_history): ◇ AI reading; state: counted; reads (confidence 0.92); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 4 (get\_mcp\_report): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 5 (request\_check): ◇ AI reading; state: counted; calls_services (confidence 0.8); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 6 (search\_mcps): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.

## Change history
No changes recorded in the retained history.

## Payment rails
- Protocols observed: none.
- HTTP 402 seen in retained observations: false.

## Not covered
- We don't call tools.
- We don't rate or certify.
- We don't publish prices.
- We cover only what was observed.

## Evidence
- Identity: observed / declared; observation time: 2026-11-13T20:25:20.088Z.
- Tools: declared; observation time: 2026-11-13T20:25:20.088Z.
- Effect readings (AI): AI reading; observation time: 2026-11-13T20:25:20.088Z.
- Change history: observed; observation time: 2026-11-13T20:25:20.088Z; change observation times: none.
- Payment rails: observed; observation time: 2026-11-13T20:25:20.088Z.

```json
{
  "schema": "interfacedelta-service-md/1",
  "target_key": "sha256:da5ed98476f3104a41ecd4896800c8273312d6c263507cfebbfea49fa6762847",
  "origin": "https://mcpcheckup.com",
  "protocols": [
    "mcp"
  ],
  "observed_at": "2026-11-13T20:25:20.088Z",
  "generated_at": "2026-11-14T10:27:22.055Z",
  "record_url": "https://interfacedelta.com/atlas/sha256:da5ed98476f3104a41ecd4896800c8273312d6c263507cfebbfea49fa6762847",
  "record_api": "https://interfacedelta.com/api/v1/record/services/sha256:da5ed98476f3104a41ecd4896800c8273312d6c263507cfebbfea49fa6762847",
  "source": "InterfaceDelta atlas",
  "license_note": "Use of this record is governed by https://interfacedelta.com/terms.",
  "identity": {
    "origin": "https://mcpcheckup.com",
    "endpoints": [
      "https://mcpcheckup.com/mcp"
    ],
    "protocols": [
      "mcp"
    ],
    "registry_names": [
      "com.mcpcheckup/mcp"
    ],
    "first_retained_observation": "2026-11-13T20:25:20.088Z",
    "latest_observation": "2026-11-13T20:25:20.088Z"
  },
  "tools": [
    {
      "name": "check_mcps",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "detail",
        "known_fingerprints",
        "targets"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.85
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "get_attestation",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "target"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.9
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "get_mcp_history",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "limit",
        "target"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.92
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "get_mcp_report",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "target"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.88
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "request_check",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "target"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": false,
        "destructiveHint": false,
        "idempotentHint": false,
        "openWorldHint": true
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "calls_services",
            "confidence": 0.8
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "search_mcps",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "auth_required",
        "limit",
        "protocol_revision",
        "query",
        "transport"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.88
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    }
  ],
  "capability_count": 6,
  "non_tool_capability_count": 0,
  "tool_count_scope": "MCP tools, OpenAPI operations, WebMCP tools and A2A skills; excludes prompts and resources.",
  "tools_omitted": 0,
  "tools_state": "recorded",
  "changes": [],
  "payment_rails": {
    "protocols": [],
    "http_402_seen": false
  },
  "not_covered": [
    "We don't call tools.",
    "We don't rate or certify.",
    "We don't publish prices.",
    "We cover only what was observed."
  ],
  "evidence": [
    {
      "section": "Identity",
      "classes": [
        "observed",
        "declared"
      ],
      "observed_at": "2026-11-13T20:25:20.088Z"
    },
    {
      "section": "Tools",
      "classes": [
        "declared"
      ],
      "observed_at": "2026-11-13T20:25:20.088Z"
    },
    {
      "section": "Effect readings (AI)",
      "classes": [
        "AI reading"
      ],
      "observed_at": "2026-11-13T20:25:20.088Z"
    },
    {
      "section": "Change history",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-13T20:25:20.088Z",
      "observation_times": []
    },
    {
      "section": "Payment rails",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-13T20:25:20.088Z"
    }
  ]
}
```