Arweave HTTP Node Transactions API
The core Arweave node REST API for submitting and retrieving transactions, uploading data chunks, querying wallet balances, fetching blocks, and inspecting network state. Requests target any Arweave node on port 1984 (default gateway arweave.net). Amounts are denominated in winstons (1 AR = 10^12 winstons). Contact Support: Name: Arweave Team Email: team@arweave.org
Overview
Arweave HTTP Node Transactions API is a Postman Collection published by Arweave on the APIs.io network.
The core Arweave node REST API for submitting and retrieving transactions, uploading data chunks, querying wallet balances, fetching blocks, and inspecting network state. Requests target any Arweave node on port 1984 (default gateway arweave.net). Amounts are denominated in winstons (1 AR = 10^12 winstons). Contact Support: Name: Arweave Team Email: team@arweave.org
The collection contains 10 requests organised into 11 folders.
Tagged areas include Decentralized Storage, Blockchain, Permaweb, Web3, and Data Storage.
Requests & Folders
Related API Specs
Work with this as data
Every collection here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for collections
4 MCP tools reach this
find_collectionsBrowse and filter every collection in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
curl "https://apis.io/api/v1/collections/postman-arweave-transactions-api"
curl "https://apis.io/api/v1/collections?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.