Submit a transaction for execution units evaluation (additional UTXO set)

POST /utils/txs/evaluate/utxos

Submit a JSON payload with transaction CBOR and additional UTXO set to evaluate how much execution units it requires.

Hosted Endpoint only available for hosted variant.

Request

Header Parameters

Content-Type string required

Possible values: [application/json]

application/json

Body

required

JSON payload

cbor string required

Transaction CBOR (encoded using base64 or base16).

additionalUtxoSet array[]

Possible values: >= 2, <= 2

Additional UTXO as an array of tuples [TxIn, TxOut]. See https://ogmios.dev/mini-protocols/local-tx-submission/#additional-utxo-set.

Responses

• 200
• 400
• 403
• 404
• 418
• 425
• 429
• 500

---

Returns result of EvaluateTx function from Ogmios see EvaluateTxand API reference (EvaluateTxResponse) for related errors.

application/json

Schema

Example (from schema)

---

Schema

property name* any

{}

Bad request

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 400,
  "error": "Bad Request",
  "message": "Backend did not understand your request."
}

Authentication secret is missing or invalid

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 403,
  "error": "Forbidden",
  "message": "Invalid project token."
}

Component not found

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 404,
  "error": "Not Found",
  "message": "The requested component has not been found."
}

IP has been auto-banned for extensive sending of requests after usage limit has been reached

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 418,
  "error": "Requested Banned",
  "message": "IP has been auto-banned for flooding."
}

Mempool is already full, not accepting new txs straight away

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 425,
  "error": "Mempool Full",
  "message": "Mempool is full, please try resubmitting again later."
}

Usage limit reached

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 429,
  "error": "Project Over Limit",
  "message": "Usage is over limit."
}

Internal Server Error

application/json

Schema

Example (from schema)

---

Schema

status_code integer required
error string required
message string required

{
  "status_code": 500,
  "error": "Internal Server Error",
  "message": "An unexpected response was received from the backend."
}

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