Horizon Pulse
horizonpulse.
Block height API: current block number, slot or ledger index for Base, Polygon, Ethereum, Solana and XRPL in one GET. Optional network (comma list; default all five). Per network: chainId, height, headTime, headAgeSeconds, finalizedHeight and finalityGap (EVM finalized tag, Solana finalized slot, XRPL validated ledger). Free public RPCs, read-only. Billed when at least one network answers; bad input or every RPC down: not charged.
Live
Last successful check: 25 Oct 2026, 20:10 UTC.
- answered, last 24 hours
- 100%
- answered, last 30 days
- 100%
Connect
https:x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.
Who's behind it
- Listed by
- x402 Bazaarlast seen UTC
- Wallets named
- 0x5b32c973596078a967562ca652761404f19be0e9named by x402 Bazaar
- Listed since
Checks by endpoint
| Host | Protocol | State | Last checked (UTC) | Last answered (UTC) | 24 hours | 30 days | Tools |
|---|---|---|---|---|---|---|---|
| horizonpulse. | x402 | Live | 100% | 100% | — |
Also listed as
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