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Validate a Kusama address before sending: SS58 checksum, wrong-prefix detection ...

https://saylorinnovations.com/api/validate/kusama

Overview

Validate a Kusama address before sending: SS58 checksum, wrong-prefix detection for Polkadot and generic Substrate keys, OFAC screening, and a send verdict for agents.

Protocol x402
Price $0.01
Payment Asset USD Coin
Payment Network eip155:8453
Category uncategorized
Provider Saylor Innovations Data Desk
Source bazaar
Indexed 2026-10-21 00:23:01

Health

Status healthy
Latency (p50) 308ms
Uptime (30d) 100.0%
Reliability Score 95/100
Last Checked 2026-10-29 03:27:16
Last Healthy 2026-10-29 03:27:16
Consecutive Failures 0

x402 Payment Validation

Payment Requirements Valid
Asset Verified Known USDC
Facilitator —

Input Schema

{ "method": "GET", "queryParams": { "address": "HNZata7iMYWmk5RvZRTiAsSDhV8366zq2YGb3tLH5Upf74F" }, "type": "http" }

Output Schema

{ "example": { "address": "HNZata7iMYWmk5RvZRTiAsSDhV8366zq2YGb3tLH5Upf74F", "address_type": "Kusama account", "chain": "kusama", "chain_name": "Kusama", "checksum": "valid", "detected_network": null, "format_valid": true, "network_match": true, "normalized": "HNZata7iMYWmk5RvZRTiAsSDhV8366zq2YGb3tLH5Upf74F", "note": "Verdict is advice for an agent before moving funds: ok = nothing found, caution = check first, do_not_send = a serious problem, invalid = not a usable Kusama address. Live existence is not checked for this chain. Sanctions screening covers OFAC-listed digital-currency addresses only. A valid, clean address can still belong to the wrong person: confirm it through a second channel and send a small test amount first for large transfers.", "on_chain": { "checked": false, "reason": "no keyless public node is used for this chain; format and sanctions checks only" }, "sanctions": { "checked": true, "entity": null, "list": "OFAC SDN digital-currency addresses", "sanctioned": false }, "source": "Computed locally (checksum and format); OFAC SDN digital-currency address list", "summary": "Valid Kusama account.", "verdict": "ok", "warnings": [] }, "type": "json" }

Recent Health Checks

Time Status HTTP Latency Error
2026-10-29 03:27:16 healthy 402 318ms
2026-10-29 02:14:52 healthy 402 316ms
2026-10-29 01:19:30 healthy 402 473ms
2026-10-29 00:18:25 healthy 402 407ms
2026-10-28 23:12:53 healthy 402 303ms
2026-10-28 22:18:26 healthy 402 207ms
2026-10-28 21:19:40 healthy 402 206ms
2026-10-28 20:17:18 healthy 402 234ms
2026-10-28 19:13:27 healthy 402 380ms
2026-10-28 18:17:47 healthy 402 341ms
2026-10-28 17:18:19 healthy 402 674ms
2026-10-28 16:15:52 healthy 402 297ms
2026-10-28 15:22:35 healthy 402 274ms
2026-10-28 14:17:14 healthy 402 713ms
2026-10-28 05:42:50 healthy 402 187ms
2026-10-28 04:44:56 healthy 402 332ms
2026-10-28 03:51:03 healthy 402 293ms
2026-10-28 02:51:41 healthy 402 299ms
2026-10-28 01:46:52 healthy 402 292ms
2026-10-28 00:40:31 healthy 402 308ms