Voltaire

Bundler API you can rely on.

Land every user operation. Precise gas estimates, decentralized mempool, 99.9% uptime.

Voltaire Bundler 3D artwork
// what sets voltaire apart
Gas optimized user operation interface

Precise to the wei

Accurate gas estimates for every user operation. Save thousands in fees at scale.

Light trails representing speed and throughput

Built for throughput

Designed for fast execution and high reliability. Your operations land, every time.

Decentralized gold crystalline blocks

No single point of failure

Voltaire connects to the account abstraction peer-to-peer mempool. No reliance on a centralized relay.

Permissionless · Censorship-resistant

Real-time operation monitoring dashboard

Every account type

Full support for ERC-4337 smart accounts and EIP-7702 smart EOAs. One endpoint, both standards.

ERC-4337 · EIP-7702

// who relies on voltaire
Shiga
El Dorado
Morpher
Sorted
Join Wallet

"We've tried other Bundler solutions, but none have come close to Candide Voltaire's reliability and performance. With 99.9% uptime, we can guarantee a smooth experience for our users."

Juan

CTO and co-Founder of El Dorado

// start building

Start landing operations.

Sign up for an API key and start building today. Our team is here for any questions.