x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| — | Handsigned handsignd.com Accountable human actions for AI agents. One bounded task, one signed receipt. Reviewer: Tom, Sacramento, CA, who reviews the queue once a day at 6:00 PM… | AI | Base | $0.00 | 0 | 0 |
| — | SuperHaoski haoskionchain.xyz Exchange Risk & Margin Intelligence | AI | Base | $0.00 | 0 | 0 |
| — | Bounty Truth API digitalshop.xin Live evidence and deterministic risk scoring for public GitHub issue bounties. | Other | Base | $0.00 | 0 | 0 |
| — | Hardware Hunter Price Intelligence hardwarehunter.io Trusted hardware price intelligence: cohort medians (p25/median/p75) over distinct listings, rolling 90-day window, gated on provider-established currency and… | Data | $0.05 | 5 | 1 | |
| — | haruspex-x402-fn.azurewebsites.net haruspex-x402-fn.azurewebsites.net Recent activity report for any Base address: transaction patterns, counterparties, flow summary. One payment = one report. | Chain infra | Base | $0.00 | 0 | 2 |
| — | HarvestPulse harvestpulse.theaslangroupllc.com Global farm-to-table and agricultural intelligence API. USDA + ERS data synthesis. Local food finder (farmers markets, CSAs, on-farm markets), seasonal… | AI | Base, Solana | $0.00 | 0 | 0 |
| — | hash-generator hash-generator.api.klymax402.com Cryptographic hash generator supporting MD5, SHA1, SHA256, SHA512, and bcrypt. | Other | $0.00 | 0 | 0 | |
| — | Hash Toolkit hash.openverbs.com Cryptographic digests and HMACs — SHA-2, SHA-3, BLAKE2, SHA-1, MD5, RIPEMD-160 — with hex/base64 I/O. | Data | Base | $0.00 | 0 | 0 |
| — | Hashing, HMAC & Checksum Suite hash-hmac.underscoredone.com Give this API any text or binary data and it returns its fingerprint under whichever hash algorithms you choose - SHA-256, SHA-512, MD5, BLAKE2, CRC32 and… | Data | Base, Solana | $0.00 | 0 | 0 |
| — | HazardPulse hazard.lonestaroracle.xyz Natural-hazard and disaster alert signal (quake, cyclone, flood, volcano, wildfire) from GDACS/USGS. ?country= or global. | Data | Base, Solana | $0.00 | 0 | 0 |
| — | hcad-api.canvas-cart.workers.dev hcad-api.canvas-cart.workers.dev Provides neighborhood protest statistics and property parcel history and protest records. | Data | Base | $0.00 | 0 | 0 |
| — | code402 hcrb.in Scoped identifier checks and on-chain data tools with signed receipts; capabilities vary by tool. Structural checks do not establish ownership, identity or… | Chain infra | Base | $0.00 | 0 | 0 |
| — | Headless Oracle headlessoracle.com Chirindo by Headless Oracle: evidence for AI agents. Chirindo signs each agent action into a hash-chained log. Chirindo Witness signs a receipt saying when it… | Data | Base | $0.001 | 1 | 2 |
| — | Hebrew and Base utility APIs (x402) heb-utils-x402.hebutils-api.workers.dev Pay-per-call utility APIs in USDC on Base: Hebrew calendar and text tools, Shabbat times, Base token control-risk screen and address summary, plus finance… | Data | Base | $0.005 | 1 | 1 |
| — | Hedgehog Edge hedgehogedge.com Payment-gated crypto analytics API for AI agents. Historical backtesting (perpetual and inverse), technical indicators, and daily market snapshots. Payment… | Data | Base | $0.00 | 0 | 0 |
| — | hejilopeuapjlaphqjky.supabase.co hejilopeuapjlaphqjky.supabase.co Procurement analysis service for comparing quotes, checking requirements, assessing supplier risk, and scoring tender and supplier quality fit. | Data | $0.00 | 0 | 0 |
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