# Fireblocks Transactions API

**Canonical:** https://apis.io/apis/fireblocks/fireblocks-transactions-api/  
**Provider:** fireblocks — https://apis.io/providers/fireblocks/  
**Base URL:** https://api.fireblocks.io/v1  
**Documentation:** https://developers.fireblocks.com/reference/api-overview

Fireblocks Transactions API is one of 35 APIs that [fireblocks](https://apis.io/providers/fireblocks/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 1 JSON Schema definition. Tagged areas include Digital Assets, Transaction, MPC, and Custody. The published artifact set on APIs.io includes API documentation, an OpenAPI specification, a JSON-LD context, and 1 JSON Schema.

Create, cancel, drop, and query digital-asset transactions across all supported chains. Every transaction passes the workspace Policy Engine, is signed by the MPC quorum, and is broadcast under Fireblocks' fee-bump-and-rebroadcast logic. Supports transfers, raw signings, typed-message signings, contract calls, drop-and-replace, fee estimation, validate-address, and approval-request management.

## Machine-readable artifacts (4)

- **Documentation** — https://developers.fireblocks.com/reference/api-overview
- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/fireblocks/refs/heads/main/openapi/fireblocks-transactions-api-openapi.yml
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/fireblocks/refs/heads/main/json-schema/fireblocks-transaction-schema.json
- **JSONLD** — https://raw.githubusercontent.com/api-evangelist/fireblocks/refs/heads/main/json-ld/fireblocks-context.jsonld

## Other fireblocks APIs (12)

- [Fireblocks Vaults API](https://apis.io/apis/fireblocks/fireblocks-vaults-api/)
- [Fireblocks Tokenization API](https://apis.io/apis/fireblocks/fireblocks-tokenization-api/)
- [Fireblocks Staking API](https://apis.io/apis/fireblocks/fireblocks-staking-api/)
- [Fireblocks NFTs API](https://apis.io/apis/fireblocks/fireblocks-nfts-api/)
- [Fireblocks Compliance and Policy API](https://apis.io/apis/fireblocks/fireblocks-compliance-api/)
- [Fireblocks Gas Station API](https://apis.io/apis/fireblocks/fireblocks-gas-station-api/)
- [Fireblocks Webhooks API](https://apis.io/apis/fireblocks/fireblocks-webhooks-api/)
- [fireblocks Approval Requests API](https://apis.io/apis/fireblocks/fireblocks-approval-requests-api/)
- [fireblocks Blockchains & Assets API](https://apis.io/apis/fireblocks/fireblocks-blockchains-assets-api/)
- [fireblocks Connected Accounts (Beta) API](https://apis.io/apis/fireblocks/fireblocks-connected-accounts-beta-api/)
- [fireblocks Contract Interactions API](https://apis.io/apis/fireblocks/fireblocks-contract-interactions-api/)
- [fireblocks Contract Templates API](https://apis.io/apis/fireblocks/fireblocks-contract-templates-api/)

## Tags

Digital Assets, Transaction, MPC, Custody

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/fireblocks/fireblocks-transactions-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/fireblocks/.