# Alchemy Bundler API (ERC-4337)

**Canonical:** https://apis.io/apis/alchemy/bundler/  
**Provider:** Alchemy — https://apis.io/providers/alchemy/  
**Base URL:** https://{network}.g.alchemy.com/v2/{apiKey}  
**Documentation:** https://www.alchemy.com/docs/reference/bundler-api-quickstart

Alchemy Bundler API (ERC-4337) is one of 12 APIs that [Alchemy](https://apis.io/providers/alchemy/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include JSON-RPC, ERC-4337, and Account Abstraction. The published artifact set on APIs.io includes API documentation.

JSON-RPC bundler endpoints for ERC-4337 user operations (eth_sendUserOperation, eth_estimateUserOperationGas, alchemy_*).

## Machine-readable artifacts (1)

- **Documentation** — https://www.alchemy.com/docs/reference/bundler-api-quickstart

## Other Alchemy APIs (11)

- [Alchemy Node API (JSON-RPC)](https://apis.io/apis/alchemy/node-rpc/)
- [Alchemy NFT API](https://apis.io/apis/alchemy/nft-api/)
- [Alchemy Transfers API](https://apis.io/apis/alchemy/transfers-api/)
- [Alchemy Portfolio API](https://apis.io/apis/alchemy/portfolio-api/)
- [Alchemy Prices API](https://apis.io/apis/alchemy/prices-api/)
- [Alchemy Webhooks (Notify)](https://apis.io/apis/alchemy/webhooks-notify/)
- [Alchemy Simulation API](https://apis.io/apis/alchemy/simulation-api/)
- [Alchemy Paymaster API](https://apis.io/apis/alchemy/alchemy-paymaster-api/)
- [Alchemy Policies API](https://apis.io/apis/alchemy/alchemy-policies-api/)
- [Alchemy Token Balances API](https://apis.io/apis/alchemy/alchemy-token-balances-api/)
- [Alchemy Token Metadata API](https://apis.io/apis/alchemy/alchemy-token-metadata-api/)

## Tags

JSON-RPC, ERC-4337, Account Abstraction

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