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OpenAPI Specification
openapi: 3.2.0
info:
title: Stacks Blockchain Mempool API
description: "Welcome to the API reference overview for the [Stacks Blockchain API](https://docs.hiro.so/stacks-blockchain-api).\n\n [Download Postman collection](https://hirosystems.github.io/stacks-blockchain-api/collection.json)"
version: v8.14.2
servers:
- url: https://api.hiro.so/
description: mainnet
tags:
- name: Mempool
description: Endpoints to obtain Mempool information
paths:
/extended/v2/mempool/fees:
get:
operationId: get_mempool_fee_priorities
summary: Get mempool transaction fee priorities
tags:
- Mempool
description: Returns estimated fee priorities (in micro-STX) for all transactions that are currently in the mempool. Also returns priorities separated by transaction type.
responses:
'200':
description: Default Response
content:
application/json:
schema:
type: object
properties:
all:
type: object
properties:
no_priority:
type: integer
low_priority:
type: integer
medium_priority:
type: integer
high_priority:
type: integer
required:
- no_priority
- low_priority
- medium_priority
- high_priority
token_transfer:
type: object
properties:
no_priority:
type: integer
low_priority:
type: integer
medium_priority:
type: integer
high_priority:
type: integer
required:
- no_priority
- low_priority
- medium_priority
- high_priority
contract_call:
type: object
properties:
no_priority:
type: integer
low_priority:
type: integer
medium_priority:
type: integer
high_priority:
type: integer
required:
- no_priority
- low_priority
- medium_priority
- high_priority
smart_contract:
type: object
properties:
no_priority:
type: integer
low_priority:
type: integer
medium_priority:
type: integer
high_priority:
type: integer
required:
- no_priority
- low_priority
- medium_priority
- high_priority
required:
- all
4XX:
description: Default Response
content:
application/json:
schema:
title: Error Response
additionalProperties: true
type: object
properties:
error:
type: string
message:
type: string
required:
- error
externalDocs:
url: https://github.com/hirosystems/stacks-blockchain-api
description: Source Repository