Bundler RPC Endpoints
Voltaire is provided as hosted Bundler API on multiple chain. Testnet access is provided at no cost, while mainnet access is available through subscription-based plans for developers and companies.
Get on mainnet today by requesting it via Discord, Telegram or email team@candidelabs.com
If you require a specific network not listed below, send us a note and we will let you know if we can support it.
Testnet
| Network | Chain ID | RPC address |
|---|---|---|
 Arbitrum Sepolia | 421614 | https://arbitrum-sepolia.voltaire.candidewallet.com/rpc |
 Avalanche Fuji Testnet | 43113 | https://fuji.voltaire.candidewallet.com/rpc |
 Base Sepolia | 84532 | https://base-sepolia.voltaire.candidewallet.com/rpc |
 Optimism Sepolia | 11155420 | https://optimism-sepolia.voltaire.candidewallet.com/rpc |
 Polygon Amoy | 80002 | https://amoy.voltaire.candidewallet.com/rpc |
 Sepolia | 11155111 | https://sepolia.voltaire.candidewallet.com/rpc |
 Celo Alfajores | 44787 | Available upon request |
 BnB Smart Chain Tesnet | 97 | Available upon request |
Mainnet
| Network | Chain ID | RPC address |
|---|---|---|
| Arbitrum One | 42161 | Available with a subscription-based plan |
 Arbitrum Nova | 42170 | Available with a subscription-based plan |
| Avalanche C-Chain | 43114 | Available with a subscription-based plan |
| Base | 8453 | Available with a subscription-based plan |
| BnB Smart Chain | 56 | Available with a subscription-based plan |
| Celo | 42220 | Available with a subscription-based plan |
| Ethereum | 1 | Available with a subscription-based plan |
 Fuse | 122 | Available with a subscription-based plan |
 Gnosis | 100 | Available with a subscription-based plan |
| Optimism | 10 | Available with a subscription-based plan |
| Polygon PoS | 137 | Available with a subscription-based plan |
Not mentioned above: Rollups built on a standardized stack, such as Optimism OP-Stack and Arbitrum Orbit, are also supported.