Katana RPC Nodes - Fast and Reliable

Explore Katana Chain, an EVM-compatible blockchain built for fast and efficient decentralized applications. Build scalable and cost-effective solutions using its RPC gateway.

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Test a simple RPC call on Katana

Try out our code - get yourAPI key for FREEand test how Tatum can simplify development.

Open this chain’s Postman collection:

Run and modify ready‑made RPC requests for this chain using the official Postman collection.

RPC Gateway

Build on Katana using Tatum's RPC Gateway for fast, reliable, and cost-efficient blockchain operations with infrastructure designed for production workloads.

Use fee estimation to optimize transaction costs, leverage smart contract tooling for Ethereum-compatible development, and follow quick connect guidance to start sending Katana RPC calls immediately.

Data API

Access Katana data through Tatum's unified APIs to support pricing, analytics, and risk-aware application flows.

Get token exchange rates for token and fiat valuation, and check malicious addresses to help detect risky counterparties before executing sensitive actions.

Notifications

Receive webhook notifications for events on Katana so backend systems react immediately to on-chain activity.

Explore notification subscription types to monitor incoming and outgoing transaction events and power alerts, automations, and operational dashboards.

Transparent pricing

Tatum is free to start and scales as you need. There are no hidden fees.

Dedicated API keys

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

Choose your throughput:

10 RPS

Low-volume production

$99 / month

50 RPS

Popular

Growing application

$509 / month

25 RPS

High-traffic backend

$249 / month

100 RPS

Mission-critical system

$1,049 / month

Does not consume your plan credits.

Buy Dedicated Key

Benefits

Dedicated

Protect Critical Integrations

Isolated capacity for production workloads.
Scale Beyond Account Limits

Handle higher traffic without shared rate caps.
No Credit Consumption

Base plan usage remains unchanged.
Predictable Infrastructure Cost

No usage spikes. No surprise billing.

Frequently asked questions

How to connect to the Katana RPC gateway?

Connect to Tatum's Katana RPC Gateway using this endpoint: katana-mainnet.gateway.tatum.io.

Tatum's RPC Gateway provides discovery endpoints to help explore available functionality:

/llms.txt: Access AI context and documentation for the network
/_methods: Discover supported interfaces and RPC methods for the network

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How are Katana RPC calls priced?

Credits are consumed based on the complexity and resource requirements of each Katana RPC method:

2 credits are consumed for Standard RPC methods (most common operations)
5 credits are consumed for the eth_call method
50 credits are consumed for Debug and Trace methods

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How do you authenticate your API key for Katana?

When using the Tatum REST API or SDK with Katana, authenticate requests with an API key using one of these methods:

X-API-Key in header (Recommended): Pass the key in the x-api-key header
Authorization Header (Bearer): Use authorization: bearer {YOUR_API_KEY}
Authorization Header (Basic): Use HTTP Basic Authentication

For detailed guidance and best practices, see the Authentication & Security documentation.

Get API keys in the Tatum Dashboard. Each free account includes two API keys - one for Mainnet and one for Testnet.

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Building something big on Katana? Let's talk.

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Access the Tatum Platform

Tatum gives you a powerful Dashboard to track and manage your app.

Preview of the Tatum Dashboard - usage section.