# Balancer Smart Contracts

**Canonical:** https://apis.io/apis/balancer/smart-contracts/  
**Provider:** Balancer — https://apis.io/providers/balancer/  
**Base URL:** https://etherscan.io/address/balancer.fi  
**Documentation:** https://docs.balancer.fi/concepts/vault/

Balancer Smart Contracts is one of 4 APIs that [Balancer](https://apis.io/providers/balancer/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Smart Contracts, Onchain, Vault, and Router. The published artifact set on APIs.io includes API documentation.

Vault and Router smart contracts where swaps and liquidity actions are executed on-chain. v2 and v3 versions deployed across Ethereum, Arbitrum, Optimism, Polygon, Avalanche, Gnosis, etc.

## Machine-readable artifacts (2)

- **Documentation** — https://docs.balancer.fi/concepts/vault/
- **GitHub** — https://github.com/balancer/balancer-v2-monorepo

## Other Balancer APIs (3)

- [Balancer GraphQL API](https://apis.io/apis/balancer/graphql-api/)
- [Balancer Subgraph](https://apis.io/apis/balancer/subgraph/)
- [Balancer SOR SDK](https://apis.io/apis/balancer/sor-sdk/)

## Tags

Smart Contracts, Onchain, Vault, Router

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