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Blockfrost Cardano » Utilities API

The Cardano » Utilities API from Blockfrost — 3 operation(s) for cardano » utilities.

Blockfrost Cardano » Utilities API is one of 20 APIs that Blockfrost publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Cardano » Utilities. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

This API exposes 3 operations across 3 paths, and defines 1 schema. It is described by OpenAPI 3.0.3, at version 0.1.87.

Requests are made against 4 base URLs: https://cardano-mainnet.blockfrost.io/api/v0, https://cardano-preprod.blockfrost.io/api/v0, https://cardano-preview.blockfrost.io/api/v0, https://localhost:3000.

3 operations 3 paths 1 schemas 1 GET2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
0.1.87
Servers
https://cardano-mainnet.blockfrost.io/api/v0
https://cardano-preprod.blockfrost.io/api/v0
https://cardano-preview.blockfrost.io/api/v0
https://localhost:3000
Authentication
API Key
License
Terms of Service
Resource Areas
1

Authentication & Security 1

Blockfrost Cardano » Utilities API declares 1 security scheme for authenticating requests. An API key is passed in the header as project_id (project_id). By default, every request must be authenticated.

  • project_id — There are multiple token types available based on network you choose when creating a Blockfrost a project, for a list of token types see available networks.

Paths & Operations 3

Across 3 paths, the API surfaces 3 operations — 1 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.

Cardano » Utilities 3
GET
/utils/addresses/xpub/{xpub}/{role}/{index}
Blockfrost Derive an Address
3 params → 200400403404418429500
POST
/utils/txs/evaluate
Blockfrost Submit a Transaction for Execution Units Evaluation
2 params body → 200400403404418425429500
POST
/utils/txs/evaluate/utxos
Blockfrost Submit a Transaction for Execution Units Evaluation (additional UTXO Set)
2 params body → 200400403404418425429500

Schemas 1

The contract defines 1 schema that model the data the API accepts and returns. The most detailed is utils_addresses_xpub (4 properties). Each schema is shown below with its type and property counts.

utils_addresses_xpub
object
4 properties 4 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

blockfrost-cardano-utilities-api-openapi.yml Raw ↑

Other APIs Blockfrost publishes across the network.

Blockfrost Cardano » Accounts API
Blockfrost Cardano » Addresses API
Blockfrost Cardano » Assets API
Blockfrost Cardano » Blocks API
Blockfrost Cardano » Epochs API
Blockfrost Cardano » Governance API
Blockfrost Cardano » Ledger API
Blockfrost Cardano » Mempool API
Blockfrost Cardano » Metadata API
Blockfrost Cardano » Network API
Blockfrost Cardano » Pools API
Blockfrost Cardano » Scripts API
Where this information came from

This is an independent, third-party profile of Blockfrost Cardano » Utilities API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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