Back to SYNTHORA — M2M Intelligence Mesh
Card snapshot
api.hergertsynthora.com
·
2026-10-14 07:26:54 UTC
·
eac940cf88e7707a61b90e88c2d3da37017b109e3531c4f4752672606b583e79
This is a frozen copy of the agent's agent-card.json as we observed it at the timestamp above. We capture a new snapshot every time the card's content hash changes. Useful for: forensic drift analysis, verifying downstream callers see the right version, reproducing routing decisions made historically.
{
"protocolVersion": "1.0",
"name": "SYNTHORA \u2014 M2M Intelligence Mesh",
"description": "SYNTHORA provides signed, pay-per-call intelligence products for autonomous agents over x402 on Base. The product list is generated from the current discoverable registry.",
"url": "https://api.hergertsynthora.com",
"provider": {
"organization": "SYNTHORA",
"url": "https://hergertsynthora.com"
},
"iconUrl": "https://hergertsynthora.com/logo.png",
"version": "2.0.0",
"documentationUrl": "https://api.hergertsynthora.com/llms.txt",
"capabilities": {
"streaming": false,
"pushNotifications": false,
"stateTransitionHistory": false
},
"defaultInputModes": [
"application/json"
],
"defaultOutputModes": [
"application/json"
],
"supportsAuthenticatedExtendedCard": false,
"skills": [
{
"id": "air-quality",
"name": "Air Quality",
"description": "SYNTHORA air-quality: live air quality for any city or lat,lon \u2014 PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (CAMS/ESA Copernicus), free, no key. $0.01 USDC x402 Base.",
"tags": [
"air-quality",
"pm25",
"aqi",
"environment",
"health",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/air-quality",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "bitcoin-fees",
"name": "Bitcoin Fees",
"description": "SYNTHORA bitcoin-fees: Bitcoin fee tiers in sat/vB (fastest/half-hour/hour/economy/minimum) plus current block height. Source: mempool.space public API, keyless. Bitcoin only.",
"tags": [
"bitcoin",
"fees",
"mempool",
"realtime"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/bitcoin-fees",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "defi-llama-tvl-ranking",
"name": "Defi Llama Tvl Ranking",
"description": "SYNTHORA defi-llama-tvl-ranking: Top DeFi protocols by TVL with rank, chain, category and 1d/7d change, capped list (default 50, max 200 via {\"limit\":N}). Source: api.llama.fi/protocols (DefiLlama), keyless, timestamped.",
"tags": [
"defi",
"tvl",
"defillama",
"ranking",
"realtime"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/defi-llama-tvl-ranking",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "defi-yields",
"name": "Defi Yields",
"description": "SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector \u2014 APY vs class median (>=3x median = the excess yield IS the risk price). Only pools with TVL >= $10M. Source: DefiLlama, free, no key. $0.01 USDC x402 Base.",
"tags": [
"defi",
"yields",
"apy",
"risk",
"stablecoins",
"verified",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/defi-yields",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "dnsdomain",
"name": "Dnsdomain",
"description": "Full DNS + WHOIS/RDAP domain report in one call. Resolves A, AAAA, MX, TXT, NS, CNAME, SOA and DNSSEC over DNS-over-HTTPS, plus structured WHOIS via RDAP (registrar, registration/expiration/updated dates, EPP status, nameservers), and returns a 0-100 domain-hygiene score with letter grade (age, days-to-expiry, nameserver redundancy, MX presence, DNSSEC, SPF/DMARC, registrar lock). Deterministic, Ed25519-signed. 0.001 USDC via x402 on Base. SYNTHORA. First 3 calls FREE per wallet \u2014 send header 'X-WALLET: 0x<your Base address>' (no payment); then 0.001 USDC per call.",
"tags": [
"intelligence",
"x402",
"base"
],
"x402": {
"endpoint": "https://dnsdomain.hergertsynthora.com/service",
"price_usdc": 0.001,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "doaj-article-search",
"name": "Doaj Article Search",
"description": "Searches the Directory of Open Access Journals article index, returning titles, authors, DOIs, journal, ISSNs, abstracts and open-access full-text links as JSON. A keyless endpoint for autonomous research agents and agent-to-agent workflows sourcing legally free, peer-reviewed open-access literature. First 3 calls FREE per wallet \u2014 send header X-WALLET: 0x<addr>. No charge on upstream failure.",
"tags": [
"intelligence",
"x402",
"base"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/doaj-article-search",
"price_usdc": 0.005,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "ecb-forex-fixing-vs-market",
"name": "Ecb Forex Fixing Vs Market",
"description": "SYNTHORA ecb-forex-fixing-vs-market: ECB daily EUR/USD fixing vs live market rate: deviation in basis points, direction and >25bps alert. Sources: official ECB eurofxref-daily.xml + open.er-api.com, both keyless.",
"tags": [
"forex",
"ecb",
"eur-usd",
"fixing",
"realtime"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/ecb-forex-fixing-vs-market",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "ecb-macro",
"name": "Ecb Macro",
"description": "SYNTHORA ecb-macro: official eurozone macro from the ECB data warehouse \u2014 HICP inflation, MRR policy rate, 10Y govt yield, each with previous value, change and direction. For macro/rates agents and prediction markets. Official free source, no key. $0.03 USDC x402 Base.",
"tags": [
"ecb",
"eurozone",
"inflation",
"rates",
"macro",
"official",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/ecb-macro",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "exchange-rates-verified",
"name": "Exchange Rates Verified",
"description": "SYNTHORA exchange-rates-verified: FX rates for 160+ currencies CROSS-VERIFIED between two independent sources (ECB official fixing via frankfurter.app vs market aggregate open.er-api.com) with per-currency deviation in bps and divergence alert >50 bps. The product is the discrepancy: a bad rate breaks a financial agent. Free sources, no key. $0.03 USDC x402 Base.",
"tags": [
"fintech",
"verificado",
"multifuente",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/exchange-rates-verified",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "fed-watch",
"name": "Fed Watch",
"description": "SYNTHORA fed-watch: US reference-rate funding pulse \u2014 SOFR/EFFR/TGCR/BGCR/OBFR with volumes, percentile dispersion and the SOFR-EFFR spread (the funding-stress signal before it hits the news). Cross-check of 5 independent official NY Fed series. The input for Fed/CPI prediction markets. Free official source, no key. $0.03 USDC x402 Base.",
"tags": [
"fed",
"sofr",
"effr",
"macro",
"rates",
"polymarket",
"verified",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/fed-watch",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "gas-oracle-multi",
"name": "Gas Oracle Multi",
"description": "SYNTHORA gas-oracle-multi: gas price across 5 chains (ethereum, base, arbitrum, optimism, polygon), each VERIFIED by two independent public RPCs with divergence report \u2014 a single RPC can lie or lag; dual-verified is what you time transactions with. Free public RPCs, no key. $0.03 USDC x402 Base.",
"tags": [
"gas",
"oracle",
"multichain",
"ethereum",
"base",
"verified",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/gas-oracle-multi",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "gdelt-tension",
"name": "Gdelt Tension",
"description": "SYNTHORA gdelt-tension: geopolitical tension index for any topic/country \u2014 news-mention spike vs 7d baseline, average tone shift, escalation flag and the headlines causing it. The early signal for Polymarket geopolitical markets (high variance, high spread). Source: GDELT DOC 2.0 (100+ languages, free, no key), 6h-prefetched cache for reliability.",
"tags": [
"geopolitics",
"gdelt",
"news",
"tension",
"polymarket",
"osint",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/gdelt-tension",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "github-repo-activity",
"name": "Github Repo Activity",
"description": "SYNTHORA github-repo-activity: Activity metrics for any public GitHub repo (input owner/repo): stars, forks, open issues, last push, language, archived flag. 10-min in-process cache, stale-on-rate-limit or ok:false. Source: api.github.com, keyless.",
"tags": [
"github",
"repo",
"activity",
"dev"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/github-repo-activity",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "historical-weather",
"name": "Historical Weather",
"description": "SYNTHORA historical-weather: verified historical weather for any place and date (1940 \u2192 ~5 days ago) from the ERA5 reanalysis \u2014 tmax/tmin, precipitation, max wind. For climate-market backtesting and claim verification. Source: open-meteo archive, free, no key. $0.03 USDC x402 Base.",
"tags": [
"weather",
"history",
"era5",
"climate",
"verified",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/historical-weather",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "npm-downloads-range",
"name": "Npm Downloads Range",
"description": "Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org \u2014 the raw signal for trend and growth-rate detection. Lets autonomous agents compute momentum/decline and feed agent-to-agent dependency-selection scoring. Ranking surface for trajectory. First 3 calls FREE per wallet \u2014 send header X-WALLET: 0x<addr>. No charge on upstream failure.",
"tags": [
"intelligence",
"x402",
"base"
],
"x402": {
"endpoint": "https://npm-downloads-range.hergertsynthora.com/service",
"price_usdc": 0.001,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "payto-preflight",
"name": "Payto Preflight",
"description": "x402 PayTo Pre-Flight: verify a payTo address against the live registry before paying. Detects payTo hijacking, stale endpoints and unknown resources. Deterministic, <200ms, no external network. 0.001 USDC via x402 on Base. SYNTHORA.",
"tags": [
"x402",
"base"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/payto-preflight",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "polymarket-markets",
"name": "Polymarket Markets",
"description": "Search prediction markets ACROSS PLATFORMS (Polymarket + Kalshi) in one call: live prices, implied probability, volume, liquidity, end date and market conviction. Server-side search that actually finds the market (bitcoin, fed, election, geopolitics). For trading and forecasting agents tracking event odds. $0.05 USDC x402 Base. Input: {\"input\": \"bitcoin\"} (optional filter). Ed25519-signed.",
"tags": [
"prediction-markets",
"odds",
"crypto",
"x402",
"signed-verdict",
"usdc"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/polymarket-markets",
"price_usdc": 0.05,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "polymarket-trades",
"name": "Polymarket Trades",
"description": "Historical Polymarket trade query with filters plus per-wallet aggregation. $0.03 USDC x402 Base.",
"tags": [
"prediction-markets",
"polymarket",
"trades",
"smart-money",
"wallet-tracking",
"flow",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/polymarket-trades",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "port-watch",
"name": "Port Watch",
"description": "SYNTHORA port-watch: daily port activity for any of 2,065 ports (Shanghai, Singapore, Rotterdam, LA, Long Beach presets + any name) \u2014 port calls, estimated import/export capacity (dwt), 7d moving average vs 30d baseline deviation and anomaly flag. Port volume leads official macro data by weeks: the input for trade/tariff/recession markets. Source: IMF PortWatch (satellite AIS, free, no key). $0.03 USDC x402 Base.",
"tags": [
"shipping",
"ports",
"portwatch",
"trade",
"macro",
"polymarket",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/port-watch",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "registry-watch",
"name": "Registry Watch",
"description": "Monitor registry changes in real-time with x402 M2M API. Signed x402 call. 0.03 USDC on Base.",
"tags": [
"x402",
"base",
"feed"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/registry-watch",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "space-weather-risk",
"name": "Space Weather Risk",
"description": "SYNTHORA space-weather-risk: composite operational space-weather risk verdict fusing 4 NOAA SWPC feeds (Kp/G scale, GOES X-ray flare class, solar wind, proton flux) \u2014 for defense, aviation, satellites, power grid, precision GPS. $0.03 USDC x402 Base.",
"tags": [
"science",
"intel",
"multifuente",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/space-weather-risk",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "stablecoin-supply",
"name": "Stablecoin Supply",
"description": "SYNTHORA stablecoin-supply: circulating USD supply, price and peg deviation in basis points for the top stablecoins (USDT, USDC, DAI...), with a depeg alert flag above 50 bps. Optional symbol filter. Free source: stablecoins.llama.fi (DefiLlama), no API key, timestamped.",
"tags": [
"defi",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/stablecoin-supply",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "top-crypto",
"name": "Top Crypto",
"description": "SYNTHORA top-crypto: Top N cryptocurrencies by market cap (default 10, max 50): rank, price, 24h change, volume and market cap in USD. Source: CoinGecko free API, keyless, timestamped.",
"tags": [
"crypto",
"market-cap",
"coingecko",
"realtime"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/top-crypto",
"price_usdc": 0.01,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "usgs-earthquakes",
"name": "Usgs Earthquakes",
"description": "SYNTHORA usgs-earthquakes: latest earthquakes (M>=4.5 default, tunable) with PAGER alert level, tsunami flag and ACTIVE SEISMIC CLUSTER detection (>=3 events same zone in 24h) \u2014 the actionable signal for insurance-risk and disaster prediction markets. Source: USGS FDSN (official US, real-time, no key). $0.03 USDC x402 Base.",
"tags": [
"science",
"verificado",
"multifuente",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/usgs-earthquakes",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "volume-anomaly",
"name": "Volume Anomaly",
"description": "SYNTHORA volume-anomaly: crypto volume-anomaly alerts for arbitrage bots \u2014 assets whose 24h turnover (volume/mcap) is anomalously high vs their cohort (z-score), early pump/unusual-activity signal. Composite of CoinGecko markets + DeFiLlama DEX volume. Keyless. $0.03 USDC x402 Base.",
"tags": [
"crypto",
"intel",
"multifuente",
"x402",
"synthora"
],
"x402": {
"endpoint": "https://api.hergertsynthora.com/v1/volume-anomaly",
"price_usdc": 0.03,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
},
{
"id": "who-gho-indicator-timeseries",
"name": "Who Gho Indicator Timeseries",
"description": "Returns WHO Global Health Observatory OData time series (ghoapi.azureedge.net/api) for an indicator such as life expectancy (WHOSIS_000001): country, year, sex dimension and numeric value. Autonomous agents and agent-to-agent (A2A) global-health analytics, ESG and country-benchmarking pipelines query it for authoritative WHO statistics. Ranking surface: indicator + country to yearly values. First 3 calls FREE per wallet \u2014 send header X-WALLET: 0x<addr>. No charge on upstream failure.",
"tags": [
"intelligence",
"x402",
"base"
],
"x402": {
"endpoint": "https://who-gho-indicator-timeseries.hergertsynthora.com/service",
"price_usdc": 0.001,
"network": "eip155:8453",
"asset": "USDC",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167"
}
}
],
"x402": {
"protocol": "x402",
"network": "eip155:8453",
"asset": "USDC",
"assetAddress": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"payTo": "0x6D9F318463168fF637b50E5b9a21392e97c7c167",
"facilitator": "coinbase-cdp",
"gateway": "https://api.hergertsynthora.com/v1/{skill-id}",
"manifest": "https://api.hergertsynthora.com/.well-known/x402.json"
},
"mcp": {
"endpoint": "https://mcp.hergertsynthora.com/mcp",
"transport": "streamable-http",
"serverCard": "https://mcp.hergertsynthora.com/.well-known/mcp/server-card.json"
},
"registrations": [
"eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432/84581"
],
"date_updated": "2026-10-14T03:47:03Z"
}