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Monad Testnet RPC Endpoints & API | OnFinality

Monad: EVM chain w/ 10k TPS, <1s finality, low fees, scalable decentralization.

Connect to Monad Testnet in seconds with OnFinality RPC endpoints, request analytics, scalable rate limits, and 99.99% uptime for production Web3 apps.

Monad: EVM chain w/ 10k TPS, <1s finality, low fees, scalable decentralization.

Monad Testnet RPC Endpoint

The below example uses the public API endpoint*. This endpoint is only suitable for testing. To avoid rate limiting and service interruption, sign up now to get your own API key.
curl -H 'content-type:application/json' -d '{"id": 1, "jsonrpc": "2.0", "method": "eth_blockNumber"}' 'https://monad-testnet.api.onfinality.io/public'
https://monad-testnet.api.onfinality.io/public
wss://monad-testnet.api.onfinality.io/public-ws

* The public endpoint is rate limited

RPC API Service

RPC API Features

FullTrace

Monad is a Layer-1 blockchain that delivers high performance, true decentralization, and full EVM compatibility. By eliminating the perceived tradeoff between decentralization and performance, Monad enables a large globally distributed validator network with minimal hardware requirements. Its performance gains come from software architecture improvements—written in C++ and Rust—rather than reliance on heavy hardware or node colocation.

Monad Testnet provides developers with a sandbox environment to build and test high-throughput, low-latency applications before mainnet deployment. With 10,000 TPS throughput, 400ms block frequency, and 800ms finality, it is ideal for DeFi, gaming, and other latency-sensitive dApps.

Monad Testnet RPC Endpoints

OnFinality offers managed Monad Testnet RPC endpoints that give developers reliable, scalable access to the network. Whether you are building a wallet, a DeFi protocol, an analytics tool, or a backend service, OnFinality's infrastructure handles the heavy lifting so you can focus on your application.

Key Features

  • EVM JSON-RPC: Full compatibility with Ethereum tooling and libraries.
  • HTTP and WebSocket: Choose the transport that fits your use case.
  • Trace Support: Advanced access for debugging and analytics.
  • Global Infrastructure: Endpoints served from multiple regions for low latency.

Why Use OnFinality for Monad Testnet RPC?

Running your own Monad Testnet node requires time, hardware, and maintenance. OnFinality provides a managed alternative with:

  • Reliability: High uptime and automatic failover.
  • Scalability: Plans that grow with your traffic.
  • Observability: Request analytics and usage metrics.
  • Security: Authenticated endpoints to protect your application.

Getting Started

  1. Create or sign in to your OnFinality account.
  2. Select Monad Testnet from the supported networks list.
  3. Create an API endpoint.
  4. Test the endpoint using eth_blockNumber.
  5. Monitor usage and errors before moving critical traffic.

Use Cases

Monad Testnet RPC endpoints are suitable for:

  • dApps: Connect your frontend to the blockchain.
  • Wallets: Enable users to send transactions and check balances.
  • DeFi Products: Fetch on-chain data and submit trades.
  • Analytics Tools: Index and analyze blockchain data.
  • Bots and Backends: Automate interactions with the network.

Conclusion

Monad Testnet offers a high-performance environment for developers to experiment and build. With OnFinality's managed RPC endpoints, you can access the network quickly and reliably, without the overhead of node management.

RPC API SERVICE
Reliable RPC endpoints with high rate limits
Powerful RPC request analytics
99.99% uptime
Connect via HTTPS or websocket
Decentralised servers hosted globally
Full archive access at no extra cost
PRICING

Calculate Your Costs

Only pay for what you need.

Million Standard Requests
0100M200M300M400M
Total Cost
$49/ month

Recommended Plan: GROWTH

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