x402 census · sellers · api.hergertsynthora.com · JSON
api.hergertsynthora.com live
api.hergertsynthora.com lists 33 x402 resources in cdp, payai; 2 answered a valid 402 to an unpaid GET, 0 are dead; prices $0.01 to $0.10; on-chain 26 payers, 40 payments, $0.33 USDC; discovery files: manifest, agent_card, llms, openapi.
Listed resources
33
POST 33
Valid 402
2 / 2
verdict live
Dead
0
none
Prices
$0.01–$0.10
median $0.03; networks base
Payers on record
26
40 payments, $0.33 USDC, last 2026-09-30
Sampler share
100.0%
payments from monitor/indexer-shaped wallets
Discovery files on the host (checked 2026-09-30)
| File | Status | Detail |
|---|---|---|
| /.well-known/x402 | present | string-list, 109 entries |
| /openapi.json | present | 89 paths, 87 operations with x-payment-info, 87 declare a 402 response |
| /llms.txt | present | 2,976 bytes, mentions x402 |
| /.well-known/agent-card.json | present | Hergert Synthora, 12 skills |
On-chain settlement facts (public payTo addresses)
26 distinct paying wallets, 40 payments, $0.33 USDC between 2026-07-08 and 2026-09-30; 100.0% of payments came from sampler-shaped wallets. Source: forensics-2026-09-30; summed over the host's payTo addresses; payers may overlap; the payTo also receives for 2 other hosts; on-chain totals are per address, not per host.
payTo: 0xEf879BFD6C4AccB8F795136de90246e1EC245e06 0x6D9F318463168fF637b50E5b9a21392e97c7c167 0x10800a5a5B9d72251566EC651E862A8b4B427dE0. The same payTo also receives for 2 other hosts: dnsdomain.hergertsynthora.com, payto-preflight.hergertsynthora.com; on-chain totals are per address, not per host.
Resources (33)
| Resource | Price | Network | Verdict | Catalogs | Description |
|---|---|---|---|---|---|
| POST /v1/defi-yields | $0.01 | base | live | cdp | SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector — APY vs… |
| POST /v1/air-quality | $0.01 | base | live | cdp | SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU… |
| POST /v1/bitcoin-fees | $0.01 | base | unprobed | cdp | SYNTHORA bitcoin-fees: Bitcoin fee tiers in sat/vB (fastest/half-hour/hour/economy/minimu… |
| POST /v1/ecb-forex-fixing-vs-market | $0.01 | base | unprobed | cdp | SYNTHORA ecb-forex-fixing-vs-market: ECB daily EUR/USD fixing vs live market rate: deviat… |
| POST /v1/space-weather-risk | $0.03 | base | unprobed | cdp | SYNTHORA space-weather-risk: composite operational space-weather risk verdict fusing 4 NO… |
| POST /v1/stablecoin-supply | $0.01 | base | unprobed | cdp | SYNTHORA stablecoin-supply: circulating USD supply, price and peg deviation in basis poin… |
| POST /v1/defi-llama-tvl-ranking | $0.01 | base | unprobed | cdp | SYNTHORA defi-llama-tvl-ranking: Top DeFi protocols by TVL with rank, chain, category and… |
| POST /v1/commodity-macro | $0.05 | base | unprobed | cdp | Gold, silver and major macro FX reference in one call for portfolio-hedging agents. ECB +… |
| POST /v1/polymarket-markets | $0.05 | base | unprobed | cdp | Search prediction markets ACROSS PLATFORMS (Polymarket + Kalshi) in one call: live prices… |
| POST /v1/who-gho-timeseries | $0.01 | base | unprobed | cdp | SYNTHORA who-gho-timeseries: WHO Global Health Observatory indicator time series by count… |
| POST /v1/top-crypto | $0.01 | base | unprobed | cdp | SYNTHORA top-crypto: Top N cryptocurrencies by market cap (default 10, max 50): rank, pri… |
| POST /v1/volume-anomaly | $0.03 | base | unprobed | cdp | SYNTHORA volume-anomaly: crypto volume-anomaly alerts for arbitrage bots — assets whose 2… |
| POST /v1/ecb-macro | $0.03 | base | unprobed | cdp | SYNTHORA ecb-macro: official eurozone macro from the ECB data warehouse — HICP inflation,… |
| POST /v1/exchange-rates-verified | $0.03 | base | unprobed | cdp | SYNTHORA exchange-rates-verified: FX rates for 160+ currencies CROSS-VERIFIED between two… |
| POST /v1/polymarket-trades | $0.03 | base | unprobed | cdp | Historical Polymarket trade query with filters plus per-wallet aggregation. $0.01 USDC x4… |
| POST /v1/weather-now | $0.03 | base | unprobed | cdp | SYNTHORA weather-now: current weather for any city or lat,lon — temperature, feels-like, … |
| POST /v1/github-repo-activity | $0.03 | base | unprobed | cdp | SYNTHORA github-repo-activity: Activity metrics for any public GitHub repo (input owner/r… |
| POST /v1/websearch | $0.05 | base | unprobed | cdp | Keyless web search for AI agents, pay-per-call, no API key and no signup: natural-languag… |
| POST /v1/historical-weather | $0.03 | base | unprobed | cdp | SYNTHORA historical-weather: verified historical weather for any place and date (1940 → ~… |
| POST /v1/usgs-earthquakes | $0.03 | base | unprobed | cdp | SYNTHORA usgs-earthquakes: latest earthquakes (M>=4.5 default, tunable) with PAGER alert … |
| POST /v1/port-watch | $0.03 | base | unprobed | cdp | SYNTHORA port-watch: daily port activity for any of 2,065 ports (Shanghai, Singapore, Rot… |
| POST /v1/regwatch | $0.05 | base | unprobed | cdp | SYNTHORA regwatch: x402 Registry Watch: signed Ed25519 deltas of the x402/A2A endpoint re… |
| POST /v1/vendor-dossier | $0.05 | base | unprobed | cdp | SYNTHORA vendor-dossier: third-party cyber risk (TPCRM) dossier on any vendor, compiled l… |
| POST /v1/gdelt-tension | $0.03 | base | unprobed | cdp | SYNTHORA gdelt-tension: geopolitical tension index for any topic/country — news-mention s… |
| POST /v1/gas-oracle-multi | $0.03 | base | unprobed | cdp | SYNTHORA gas-oracle-multi: gas price across 5 chains (ethereum, base, arbitrum, optimism,… |
| POST /v1/trending-cross | $0.03 | base | unprobed | cdp | SYNTHORA trending-cross: crypto trending VERIFIED by two-source consensus — an asset tren… |
| POST /v1/resolution-verdict | $0.05 | base | unprobed | cdp | Decision verdict for prediction markets: probability, direction and multi-source evidence… |
| POST /v1/fed-watch | $0.03 | base | unprobed | cdp | SYNTHORA fed-watch: US reference-rate funding pulse — SOFR/EFFR/TGCR/BGCR/OBFR with volum… |
| POST /v1/txintent | $0.10 | base | unprobed | cdp | Tx Intent Classifier: decodes the REAL intent of an on-chain transaction (Base/Ethereum) … |
| POST /v1/market-sentiment | $0.03 | base | unprobed | cdp | Get real-time market sentiment signals via x402 M2M API. Signed x402 call. 0.03 USDC on B… |
| POST /v1/space-weather | $0.01 | base | unprobed | cdp | SYNTHORA space-weather: live space weather from NOAA SWPC — GOES X-ray flux (solar flare … |
| POST /v1/registry-watch | $0.03 | base | unprobed | cdp | SYNTHORA registry-watch: pay-per-event feed of signed Ed25519 deltas from the x402/M2M en… |
| POST /v1/fear-greed | $0.05 | base | unprobed | payai | SYNTHORA fear-greed: indice de miedo/codicia con la VARIACION frente a ayer y el cruce de… |
Catalog rows: cdp 32, payai 1. Listed since at least 2026-08-12; last catalog update 2026-09-30. CDP counters: 121 calls, 87 payer-rows in 30 days (catalog-reported).
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Paid report (x402)
GET https://bazaar.agentexchange.work/seller/api.hergertsynthora.com/report.json re-probes up to 18 of these resources right now, re-fetches the manifest and returns the whole record for $0.05 USDC on Base. Unpaid requests answer 402 with the terms. Pricing.