Tool detail

Ausca Agent Inbox

Opens one temporary receive-only email address for 1 hour, 1 day or 1 week and returns inbound mail; the same address can be extended later.

Categories: Email

Use when

get a disposable inbox for an agent signup flow
receive a one-time verification email without a real mailbox

Not for

not outbound email - receive-only, no sending
not a full mailbox - one address per lease, bounded duration

Inputs

POST JSON body (required): offer/digest consts, idempotency_key, input.duration_seconds in {3600, 86400, 604800} seconds

Admitted input schema

{
  "type": "object",
  "properties": {
    "idempotency_key": {
      "type": "string",
      "minLength": 16,
      "maxLength": 128
    },
    "input": {
      "type": "object",
      "properties": {
        "duration_seconds": {
          "type": "integer",
          "minimum": -9007199254740991,
          "maximum": 9007199254740991,
          "enum": [
            3600,
            86400,
            604800
          ]
        }
      },
      "required": [
        "duration_seconds"
      ],
      "additionalProperties": false
    },
    "input_schema_digest": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "enum": [
        "sha256:a97f97a65bc02cd9267c048f17d06cef63f5c4b74b6cc4f9f9071684b3f943be"
      ]
    },
    "offer_id": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "enum": [
        "inbox.receive"
      ]
    },
    "offer_revision": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "enum": [
        "receive-duration-r4"
      ]
    },
    "offer_revision_digest": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "enum": [
        "sha256:6561864377668d65116b7a66887b24af8207f7509633b8184800094ee460e7e1"
      ]
    },
    "output_schema_digest": {
      "type": "string",
      "minLength": 0,
      "maxLength": 4096,
      "enum": [
        "sha256:b7435b8fca878463b21532066b8c645c05cf82c61ed040f609b7f048393d63c6"
      ]
    }
  },
  "required": [
    "offer_id",
    "offer_revision",
    "offer_revision_digest",
    "input_schema_digest",
    "output_schema_digest",
    "input",
    "idempotency_key"
  ],
  "additionalProperties": false
}

Endpoint

Method: POST
URL: https://ausca.com/v1/open-inbox

Payment

Protocol: x402
Listed price: 0.05 USDC listed (docs show $0.05-$1.00 range incl. extend)
Payment method: exact
Network: eip155:8453
Asset: 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913

Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.

Source

Directory: Coinbase x402 Bazaar
Record: POST https://ausca.com/v1/open-inbox
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z