Why Crypto APIs
The blockchain development platform you need to build, scale and optimize your crypto and blockchain projects.
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Read blockchain data
Block Data
Access to full transaction data on all transactions & addresses
Address Latest
Retrieve blockchain data, balances, and transactions
Address History
Detailed blockchain history and transaction data for any address.
Contracts
Full smart contracts metadata, including token symbols & token names
Transactions Data
Access to full transaction data on all transactions & addresses
Market Data
Get live crypto prices, exchange rates, supply and token contracts across protocols via one REST API.
Wallets and events
Blockchain Events
Real-time notifications for events on top blockchains. Response under 100ms.
Verify Address
AML address screening across 35+ networks
HD Wallets Management
Sync and manage HD wallets, keys and addresses
Send transactions
Offline Signer
Local signing for EVM, UTXO, Tron, XRP, Kaspa and Solana
Blockchain Fees
Precise blockchain transaction fee estimates based on transaction priority
Broadcast Transactions
Broadcast and verify transactions with real-time monitoring
Prepare Transactions
Prepare EVM transactions, including token transfers
Transaction Simulator
Test EVM transactions, optimize gas fees and identify security flaws
Infrastructure and tooling
x402 Payments
Pay for HTTP APIs, or charge for your own, in USDC stablecoin over the open x402 protocol — non-custodial, on-chain settlement.
AI Compatibility
MCP servers, CLI and skills for AI agents
Dedicated Nodes
Dedicated nodes infrastructure for leading blockchains using JSON-RPC
Blockchain Utils
Address validation, encoding & cryptographic tasks optimizations
Node as a Service
Shared node infrastructure for top blockchains using JSON-RPC.
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