# BandChain.js SDK

**Canonical:** https://apis.io/apis/band-protocol/bandchain-js-sdk/  
**Provider:** Band Protocol — https://apis.io/providers/band-protocol/  
**Base URL:** https://www.npmjs.com/package/@bandprotocol/bandchain.js  
**Documentation:** https://docs.bandchain.org/develop/developer-tools/bandchain.js/introduction

BandChain.js SDK is one of 7 APIs that [Band Protocol](https://apis.io/providers/band-protocol/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include JavaScript, TypeScript, SDK, Oracle, and Cosmos SDK. The published artifact set on APIs.io includes API documentation.

BandChain.js is a comprehensive TypeScript library for seamless interaction with BandChain and Cosmos SDK blockchains. It supports querying oracle scripts, price feeds, validators, and governance proposals as well as building and broadcasting transactions. Provides full TypeScript 5.x type safety, wallet integrations (Keplr, Cosmostation, WalletConnect), and automatic gas estimation.

## Machine-readable artifacts (3)

- **Documentation** — https://docs.bandchain.org/develop/developer-tools/bandchain.js/introduction
- **GettingStartedDocumentation** — https://docs.bandchain.org/develop/developer-tools/bandchain.js/getting-started
- **SDKLibrary** — https://www.npmjs.com/package/@bandprotocol/bandchain.js

## Other Band Protocol APIs (6)

- [BandChain REST API](https://apis.io/apis/band-protocol/bandchain-rest-api/)
- [BandChain gRPC API](https://apis.io/apis/band-protocol/bandchain-grpc-api/)
- [BandChain Testnet REST API](https://apis.io/apis/band-protocol/bandchain-testnet-rest-api/)
- [PyBand Python SDK](https://apis.io/apis/band-protocol/pyband-sdk/)
- [Band VRF](https://apis.io/apis/band-protocol/band-vrf/)
- [Band Standard Dataset](https://apis.io/apis/band-protocol/band-standard-dataset/)

## Tags

JavaScript, TypeScript, SDK, Oracle, Cosmos SDK

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