---
schema: "interfacedelta-service-md/1"
target_key: "sha256:9492ad24222c6205d2c9214184d700b37f4c5a57922bce762d51b858d942931d"
origin: "https://mcp.liffeymetals.com"
protocols: ["mcp"]
observed_at: "2026-11-12T15:14:58.333Z"
generated_at: "2026-11-13T00:29:03.524Z"
record_url: "https://interfacedelta.com/atlas/sha256:9492ad24222c6205d2c9214184d700b37f4c5a57922bce762d51b858d942931d"
record_api: "https://interfacedelta.com/api/v1/record/services/sha256:9492ad24222c6205d2c9214184d700b37f4c5a57922bce762d51b858d942931d"
source: "InterfaceDelta atlas"
license_note: "Use of this record is governed by https://interfacedelta.com/terms."
---

# Service record: https://mcp.liffeymetals.com

## Identity
- Origin: https://mcp.liffeymetals.com
- Endpoints: https://mcp.liffeymetals.com/mcp
- Protocols: mcp
- Registry names: io.github.TheOyster/liffey-metals
- First retained observation: 2026-11-12T15:14:58.333Z
- Latest observation: 2026-11-12T15:14:58.333Z

## Tools
- Tool 1: estimate\_payout (mcp); inputs: metal, purity, weight\_grams; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 2: get\_business\_info (mcp); inputs: none shown; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 3: get\_buy\_price (mcp); inputs: carat, county, metal; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 4: get\_buy\_prices (mcp); inputs: none shown; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 5: get\_faq (mcp); inputs: topic; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 6: get\_guides (mcp); inputs: topic; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 7: get\_postal\_pack\_info (mcp); inputs: county; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 8: get\_sell\_price (mcp); inputs: product; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 9: how\_selling\_works (mcp); inputs: none shown; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 10: how\_to\_sell (mcp); inputs: metal; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 11: list\_counties (mcp); inputs: country; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 12: list\_services (mcp); inputs: none shown; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}
- Tool 13: request\_postal\_pack (mcp); inputs: accepts\_terms, address\_line1, address\_line2, agent, consent\_contact, county, eircode, email; inputs omitted: 8; annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":false}
Tools omitted: 0.

## Effect readings (AI)
- Tool 1 (estimate\_payout): ◇ AI reading; state: counted; none (confidence 0.8); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 2 (get\_business\_info): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 3 (get\_buy\_price): ◇ AI reading; state: counted; reads (confidence 0.91); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 4 (get\_buy\_prices): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 5 (get\_faq): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 6 (get\_guides): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 7 (get\_postal\_pack\_info): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 8 (get\_sell\_price): ◇ AI reading; state: counted; reads (confidence 0.85); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 11 (list\_counties): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 12 (list\_services): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 13 (request\_postal\_pack): ◇ AI reading; state: counted; creates (confidence 0.8); 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: 2026-11-12T15:14:58.333Z.
- Tools: declared; observation time: 2026-11-12T15:14:58.333Z.
- Effect readings (AI): AI reading; observation time: 2026-11-12T15:14:58.333Z.
- Change history: observed; observation time: 2026-11-12T15:14:58.333Z; change observation times: none.
- Payment rails: observed; observation time: 2026-11-12T15:14:58.333Z.

```json
{
  "schema": "interfacedelta-service-md/1",
  "target_key": "sha256:9492ad24222c6205d2c9214184d700b37f4c5a57922bce762d51b858d942931d",
  "origin": "https://mcp.liffeymetals.com",
  "protocols": [
    "mcp"
  ],
  "observed_at": "2026-11-12T15:14:58.333Z",
  "generated_at": "2026-11-13T00:29:03.524Z",
  "record_url": "https://interfacedelta.com/atlas/sha256:9492ad24222c6205d2c9214184d700b37f4c5a57922bce762d51b858d942931d",
  "record_api": "https://interfacedelta.com/api/v1/record/services/sha256:9492ad24222c6205d2c9214184d700b37f4c5a57922bce762d51b858d942931d",
  "source": "InterfaceDelta atlas",
  "license_note": "Use of this record is governed by https://interfacedelta.com/terms.",
  "identity": {
    "origin": "https://mcp.liffeymetals.com",
    "endpoints": [
      "https://mcp.liffeymetals.com/mcp"
    ],
    "protocols": [
      "mcp"
    ],
    "registry_names": [
      "io.github.TheOyster/liffey-metals"
    ],
    "first_retained_observation": "2026-11-12T15:14:58.333Z",
    "latest_observation": "2026-11-12T15:14:58.333Z"
  },
  "tools": [
    {
      "name": "estimate_payout",
      "protocol": "mcp",
      "inputs": [
        "metal",
        "purity",
        "weight_grams"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "none",
            "confidence": 0.8
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "get_business_info",
      "protocol": "mcp",
      "inputs": [],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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_buy_price",
      "protocol": "mcp",
      "inputs": [
        "carat",
        "county",
        "metal"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.91
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "get_buy_prices",
      "protocol": "mcp",
      "inputs": [],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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_faq",
      "protocol": "mcp",
      "inputs": [
        "topic"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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": "get_guides",
      "protocol": "mcp",
      "inputs": [
        "topic"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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_postal_pack_info",
      "protocol": "mcp",
      "inputs": [
        "county"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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": "get_sell_price",
      "protocol": "mcp",
      "inputs": [
        "product"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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": "how_selling_works",
      "protocol": "mcp",
      "inputs": [],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": true,
        "openWorldHint": false
      },
      "effects": null
    },
    {
      "name": "how_to_sell",
      "protocol": "mcp",
      "inputs": [
        "metal"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": true,
        "openWorldHint": false
      },
      "effects": null
    },
    {
      "name": "list_counties",
      "protocol": "mcp",
      "inputs": [
        "country"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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": "list_services",
      "protocol": "mcp",
      "inputs": [],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "idempotentHint": 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_postal_pack",
      "protocol": "mcp",
      "inputs": [
        "accepts_terms",
        "address_line1",
        "address_line2",
        "agent",
        "consent_contact",
        "county",
        "eircode",
        "email"
      ],
      "inputs_omitted": 8,
      "annotations": {
        "readOnlyHint": false,
        "destructiveHint": false,
        "idempotentHint": false,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "creates",
            "confidence": 0.8
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    }
  ],
  "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": "2026-11-12T15:14:58.333Z"
    },
    {
      "section": "Tools",
      "classes": [
        "declared"
      ],
      "observed_at": "2026-11-12T15:14:58.333Z"
    },
    {
      "section": "Effect readings (AI)",
      "classes": [
        "AI reading"
      ],
      "observed_at": "2026-11-12T15:14:58.333Z"
    },
    {
      "section": "Change history",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-12T15:14:58.333Z",
      "observation_times": []
    },
    {
      "section": "Payment rails",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-12T15:14:58.333Z"
    }
  ]
}
```