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Monad RPC Endpoints & API

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

Chain ID143
CurrencyMON

Connect to Monad Mainnet RPC endpoints for wallet flows, contract apps, and live backends, with trace support where supported.

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

Create RPC Endpoint

Monad Mainnet 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.
Example CURL
curl -H 'content-type:application/json' -d '{"id": 1, "jsonrpc": "2.0", "method": "eth_blockNumber"}' 'https://monad-mainnet.api.onfinality.io/public'
curl -H 'content-type:application/json' -d '{"id": 1, "jsonrpc": "2.0", "method": "eth_blockNumber"}' 'https://monad-mainnet.api.onfinality.io/public'
HTTPs
https://monad-mainnet.api.onfinality.io/public
https://monad-mainnet.api.onfinality.io/public
Websocket
wss://monad-mainnet.api.onfinality.io/public-ws
wss://monad-mainnet.api.onfinality.io/public-ws

* The public endpoint is rate limited

RPC API Service

RPC API Features

TraceFull

PRICING

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Only pay for what you need.

Million Standard Requests
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Total Cost
$49/ month

Recommended Plan: GROWTH

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Connect to Monad Mainnet with OnFinality's managed RPC endpoints. OnFinality provides authenticated API access for developers building production dApps, wallets, DeFi products, analytics tools, games, bots, and backend services on Monad Mainnet.

What is Monad Mainnet?

Monad is a high-performance Layer-1 blockchain that is fully EVM-compatible. It achieves 10,000 transactions per second (TPS) with 400ms block times and 800ms finality through software architecture improvements rather than reliance on heavy hardware. Monad's codebase is open source (C++ and Rust), and its minimal hardware requirements enable broad decentralization. The network supports Ethereum RPC API compatibility, making it easy for existing Ethereum developers to deploy applications.

Monad Mainnet RPC Endpoints

OnFinality offers authenticated Monad Mainnet RPC endpoints via HTTP and WebSocket transports. These endpoints are suitable for production workloads, providing stable access with request analytics and usage visibility. Trace methods are supported, enabling detailed transaction debugging and analysis.

Why Use OnFinality for Monad Mainnet RPC?

  • Authenticated Access: Private endpoints with clear usage limits and monitoring.
  • Observability: Request analytics to track usage, errors, and performance.
  • Scalability: Path from shared RPC APIs to higher-capacity plans.
  • Global Infrastructure: Endpoints served from multiple regions for low latency.

How to Connect

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

Use Cases

  • dApps: Reliable RPC for decentralized applications.
  • Wallets: Stable connectivity for transaction signing and balance checks.
  • DeFi: Low-latency access for trading and liquidity protocols.
  • Analytics: Historical data queries with trace support.
  • Bots & Backends: Automated services requiring consistent API access.

Monad Mainnet RPC and developer resources

Monad builders are usually evaluating early production infrastructure for EVM-compatible apps, so the page should clarify connection, supported capabilities, and dedicated node paths.

Best fit: mainnet production workflows for wallet flows, contract apps, and live backends.

What builders usually check first:

  • Read current chain state for apps, dashboards, wallets, and backend services.
  • Submit transactions and monitor confirmations from Ethereum-compatible tools.
  • Query logs, receipts, and historical state when indexers or analytics pipelines need more than the latest block.
  • Debug contract behaviour with trace data where the network supports it.

Supported capability notes:

  • Authenticated Monad Mainnet RPC/API access for wallet flows, contract apps, and live backends.
  • Flexible HTTP and WebSocket access for app, backend, and integration workflows.
  • Trace-ready workflows for teams that need to inspect execution paths.

Decision notes:

  • Environment: mainnet. Protocol family: EVM JSON-RPC.
  • Flexible HTTP and WebSocket access is listed for supported app and backend workflows.
  • Trace support is available for transaction debugging and execution analysis.

A quick connection check usually starts with eth_blockNumber, then moves into the exact methods your wallet, dashboard, bot, indexer, or backend service needs.

Planning the next step:

  • Shared RPC is a practical starting point for integration, prototypes, dashboards, and many app backends.
  • If your product becomes traffic-heavy or operationally sensitive, review the available upgrade path before relying on a single access pattern.

Next steps:

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

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