105 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Breached password check: is this password in known data breaches, and how often? Send only the SHA-1 hash (never the password); just the first 5 characters reach Have I Been Pwned (k-anonymity). Up to 50 hashes per call.
Check the latest or current Base Mainnet block number. Use this to get the live Base block height.
Bitcoin read-only RPC and supported simulations. Submit method and params as JSON. Method schemas, limits and prices: https://api.block402.xyz/docs/api.md. Obtain a bound quote with a private Idempotency-Key before signi...
An EVM block by number or tag (latest, finalized, safe): hash, parent, time, miner, gas used and limit, base fee, size and its transaction hashes.
Latest PulseChain block number and timestamp.
Look up supported blockchain network metadata and chain IDs for $0.001 USDC. Static first-party registry only—no live RPC, balances, blocks, receipts, gas, or contract reads. Call when you need this bounded result withou...
JSON-RPC read access to EVM chains (base, ethereum, polygon, arbitrum, optimism) with no API key. Send a standard JSON-RPC body (eth_call, eth_getBalance, eth_blockNumber, eth_getLogs). Also callable as GET with the same...
Base Transaction Lookup: status, from/to, value, fee, block and decoded ERC-20 transfers of a Base mainnet transaction. $0.002 per call.
JSON-RPC read access to EVM chains (base, ethereum, polygon, arbitrum, optimism) with no API key. Send a standard JSON-RPC body (eth_call, eth_getBalance, eth_blockNumber, eth_getLogs). Also callable as GET with the same...