---
schema: "interfacedelta-service-md/1"
target_key: "sha256:1231bd3054335a60747ccc2ea5379709809814849468133fdc381864b9bd0ca7"
origin: "https://www.fulfiller.com"
protocols: ["mcp"]
observed_at: "2026-11-12T11:06:00.599Z"
generated_at: "2026-11-13T00:57:01.874Z"
record_url: "https://interfacedelta.com/atlas/sha256:1231bd3054335a60747ccc2ea5379709809814849468133fdc381864b9bd0ca7"
record_api: "https://interfacedelta.com/api/v1/record/services/sha256:1231bd3054335a60747ccc2ea5379709809814849468133fdc381864b9bd0ca7"
source: "InterfaceDelta atlas"
license_note: "Use of this record is governed by https://interfacedelta.com/terms."
---

# Service record: https://www.fulfiller.com

## Identity
- Origin: https://www.fulfiller.com
- Endpoints: https://www.fulfiller.com/agenticopenapi/mcp
- Protocols: mcp
- Registry names: com.fulfiller/agentic-commerce-api
- First retained observation: 2026-11-12T11:06:00.599Z
- Latest observation: 2026-11-12T11:06:00.599Z

## Tools
- Tool 1: create\_cart (mcp); inputs: idempotencyKey, lines; inputs omitted: 0; annotations: {"readOnlyHint":false,"destructiveHint":false,"openWorldHint":false}
- Tool 2: delete\_cart (mcp); inputs: cartId; inputs omitted: 0; annotations: {"readOnlyHint":false,"destructiveHint":true,"openWorldHint":false}
- Tool 3: get\_cart (mcp); inputs: cartId, display; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 4: get\_product\_configuration (mcp); inputs: productId; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 5: get\_product\_details (mcp); inputs: productId, sku, url; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 6: quote\_by\_quantity (mcp); inputs: productId, quantities, selection; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 7: quote\_product (mcp); inputs: productId, selection; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 8: resolve\_product (mcp); inputs: productId, sku, url; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 9: search\_products (mcp); inputs: limit, q; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
- Tool 10: update\_cart (mcp); inputs: add, cartId, remove, update; inputs omitted: 0; annotations: {"readOnlyHint":false,"destructiveHint":true,"openWorldHint":false}
- Tool 11: validate\_selection (mcp); inputs: productId, selection; inputs omitted: 0; annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}
Tools omitted: 0.

## Effect readings (AI)
- Tool 1 (create\_cart): ◇ AI reading; state: counted; creates (confidence 0.87); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 2 (delete\_cart): ◇ AI reading; state: counted; deletes (confidence 0.94); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 3 (get\_cart): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 4 (get\_product\_configuration): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 5 (get\_product\_details): ◇ AI reading; state: counted; reads (confidence 0.9); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 6 (quote\_by\_quantity): ◇ AI reading; state: counted; reads (confidence 0.85); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 8 (resolve\_product): ◇ AI reading; state: counted; reads (confidence 0.88); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 9 (search\_products): ◇ AI reading; state: counted; reads (confidence 0.92); 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: 2026-11-12T11:06:00.599Z.
- Tools: declared; observation time: 2026-11-12T11:06:00.599Z.
- Effect readings (AI): AI reading; observation time: 2026-11-12T11:06:00.599Z.
- Change history: observed; observation time: 2026-11-12T11:06:00.599Z; change observation times: none.
- Payment rails: observed; observation time: 2026-11-12T11:06:00.599Z.

```json
{
  "schema": "interfacedelta-service-md/1",
  "target_key": "sha256:1231bd3054335a60747ccc2ea5379709809814849468133fdc381864b9bd0ca7",
  "origin": "https://www.fulfiller.com",
  "protocols": [
    "mcp"
  ],
  "observed_at": "2026-11-12T11:06:00.599Z",
  "generated_at": "2026-11-13T00:57:01.874Z",
  "record_url": "https://interfacedelta.com/atlas/sha256:1231bd3054335a60747ccc2ea5379709809814849468133fdc381864b9bd0ca7",
  "record_api": "https://interfacedelta.com/api/v1/record/services/sha256:1231bd3054335a60747ccc2ea5379709809814849468133fdc381864b9bd0ca7",
  "source": "InterfaceDelta atlas",
  "license_note": "Use of this record is governed by https://interfacedelta.com/terms.",
  "identity": {
    "origin": "https://www.fulfiller.com",
    "endpoints": [
      "https://www.fulfiller.com/agenticopenapi/mcp"
    ],
    "protocols": [
      "mcp"
    ],
    "registry_names": [
      "com.fulfiller/agentic-commerce-api"
    ],
    "first_retained_observation": "2026-11-12T11:06:00.599Z",
    "latest_observation": "2026-11-12T11:06:00.599Z"
  },
  "tools": [
    {
      "name": "create_cart",
      "protocol": "mcp",
      "inputs": [
        "idempotencyKey",
        "lines"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": false,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "creates",
            "confidence": 0.87
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "delete_cart",
      "protocol": "mcp",
      "inputs": [
        "cartId"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": false,
        "destructiveHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "deletes",
            "confidence": 0.94
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "get_cart",
      "protocol": "mcp",
      "inputs": [
        "cartId",
        "display"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "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_product_configuration",
      "protocol": "mcp",
      "inputs": [
        "productId"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "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_product_details",
      "protocol": "mcp",
      "inputs": [
        "productId",
        "sku",
        "url"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.9
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "quote_by_quantity",
      "protocol": "mcp",
      "inputs": [
        "productId",
        "quantities",
        "selection"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.85
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "quote_product",
      "protocol": "mcp",
      "inputs": [
        "productId",
        "selection"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": null
    },
    {
      "name": "resolve_product",
      "protocol": "mcp",
      "inputs": [
        "productId",
        "sku",
        "url"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.88
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "search_products",
      "protocol": "mcp",
      "inputs": [
        "limit",
        "q"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.92
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "update_cart",
      "protocol": "mcp",
      "inputs": [
        "add",
        "cartId",
        "remove",
        "update"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": false,
        "destructiveHint": true,
        "openWorldHint": false
      },
      "effects": null
    },
    {
      "name": "validate_selection",
      "protocol": "mcp",
      "inputs": [
        "productId",
        "selection"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "destructiveHint": false,
        "openWorldHint": false
      },
      "effects": null
    }
  ],
  "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": "2026-11-12T11:06:00.599Z"
    },
    {
      "section": "Tools",
      "classes": [
        "declared"
      ],
      "observed_at": "2026-11-12T11:06:00.599Z"
    },
    {
      "section": "Effect readings (AI)",
      "classes": [
        "AI reading"
      ],
      "observed_at": "2026-11-12T11:06:00.599Z"
    },
    {
      "section": "Change history",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-12T11:06:00.599Z",
      "observation_times": []
    },
    {
      "section": "Payment rails",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-12T11:06:00.599Z"
    }
  ]
}
```