UNICHAIN

Fast, reliable RPC infrastructure for Unichain

Access Unichain's RPC nodes to power your application reliably and affordably.

Free key · 100K credits · no credit card

  • Anchorage Digital
  • xPortal
  • Zengo
  • Xsolla
  • TRM
  • Suncrypto
  • Nestcoin
  • Merkle
  • Instapay
  • Hyperion
  • Bitpanda
  • Coinfirm
  • Elliptic
  • G2G
  • Chainalysis

Instantly test a call onUnichain.

Hit a live Unichain RPC node from here — pick a network, choose a method, and see the response in seconds. Same endpoints you'll use in production.

Available on Unichain
JSON-RPC
Network interface
Run in Postman
unichain-mainnet.gateway.tatum.io

Request

curl --request POST \
--url 'https://unichain-mainnet.gateway.tatum.io' \
--header 'accept: application/json' \
--header 'content-type: application/json' \
--header 'x-api-key: YOUR_API_KEY' \
--data '{"id":1,"jsonrpc":"2.0","method":"eth_blockNumber"}'

# swap the subdomain for any of 142 networks —

# solana-mainnet , ethereum-mainnet , base-mainnet …

Response

Two Unichain networks. One key.

Network
Slug
Protocols
Endpoint
Copy
Unichain Mainnet
unichain-mainnet
JSON-RPC
https://unichain-mainnet.gateway.tatum.io
Unichain Sepolia
unichain-sepolia
JSON-RPC
https://unichain-sepolia.gateway.tatum.io
  • Global Load Balancer

    Route to nearest node

  • Batch RPC Calls

    Multiple requests at once

  • Archive Nodes

    Historical blockchain data

  • Debug & Trace

    Advanced debugging

  • Advanced Analytics

    Usage & performance

  • Bring Your Own RPC

    Custom RPC gateways

What else works on Unichain.

Describe it. AI Builder does the rest.

AI Builder creates the frontend, wires the backend, and connects the APIs that power your application.

Try

Plans that scale with Unichain

The more you use, the lower your effective cost — plans get cheaper as usage grows.

Dedicated API keys

Get a dedicated key with guaranteed RPS throughput for your most critical operations.

Choose your throughput:

Does not consume your plan credits.

Buy Dedicated Key
Other networks

Same key, same SDK, same URL shape. Switch the slug and the call still works.

Browse all networks

Chain not listed? Tell us. We add networks on request.

Unichain questions we get asked.

Unichain RPC is a remote procedure call interface that lets your application read blockchain data and submit transactions without running your own node. Tatum provides free and paid Unichain RPC gateways with global load balancing and high uptime.