{"id":11755,"name":"SYNTHORA — 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.","card_url":"https://pay.hergertsynthora.com/.well-known/agent-card.json","endpoint":"https://api.hergertsynthora.com","protocol_version":"1.0","first_seen":"2026-10-10T13:24:33.130031+00:00","last_verified":"2026-10-10T18:24:18.162620+00:00","card":{"mcp":{"endpoint":"https://mcp.hergertsynthora.com/mcp","transport":"streamable-http","serverCard":"https://mcp.hergertsynthora.com/.well-known/mcp/server-card.json"},"url":"https://api.hergertsynthora.com","name":"SYNTHORA — M2M Intelligence Mesh","x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","gateway":"https://api.hergertsynthora.com/v1/{skill-id}","network":"eip155:8453","manifest":"https://api.hergertsynthora.com/.well-known/x402.json","protocol":"x402","facilitator":"coinbase-cdp","assetAddress":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},"skills":[{"id":"air-quality","name":"Air Quality","tags":["air-quality","pm25","aqi","environment","health","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/air-quality","price_usdc":0.01},"description":"SYNTHORA air-quality: live air quality for any city or lat,lon — 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."},{"id":"bitcoin-fees","name":"Bitcoin Fees","tags":["bitcoin","fees","mempool","realtime"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/bitcoin-fees","price_usdc":0.01},"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."},{"id":"defi-llama-tvl-ranking","name":"Defi Llama Tvl Ranking","tags":["defi","tvl","defillama","ranking","realtime"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/defi-llama-tvl-ranking","price_usdc":0.01},"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."},{"id":"defi-yields","name":"Defi Yields","tags":["defi","yields","apy","risk","stablecoins","verified","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/defi-yields","price_usdc":0.01},"description":"SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector — 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."},{"id":"dnsdomain","name":"Dnsdomain","tags":["intelligence","x402","base"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://dnsdomain.hergertsynthora.com/service","price_usdc":0.001},"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 — send header 'X-WALLET: 0x<your Base address>' (no payment); then 0.001 USDC per call."},{"id":"doaj-article-search","name":"Doaj Article Search","tags":["intelligence","x402","base"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/doaj-article-search","price_usdc":0.005},"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 — send header X-WALLET: 0x<addr>. No charge on upstream failure."},{"id":"ecb-forex-fixing-vs-market","name":"Ecb Forex Fixing Vs Market","tags":["forex","ecb","eur-usd","fixing","realtime"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/ecb-forex-fixing-vs-market","price_usdc":0.01},"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."},{"id":"ecb-macro","name":"Ecb Macro","tags":["ecb","eurozone","inflation","rates","macro","official","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/ecb-macro","price_usdc":0.03},"description":"SYNTHORA ecb-macro: official eurozone macro from the ECB data warehouse — 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."},{"id":"exchange-rates-verified","name":"Exchange Rates Verified","tags":["fintech","verificado","multifuente","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/exchange-rates-verified","price_usdc":0.03},"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."},{"id":"fed-watch","name":"Fed Watch","tags":["fed","sofr","effr","macro","rates","polymarket","verified","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/fed-watch","price_usdc":0.03},"description":"SYNTHORA fed-watch: US reference-rate funding pulse — 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."},{"id":"gas-oracle-multi","name":"Gas Oracle Multi","tags":["gas","oracle","multichain","ethereum","base","verified","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/gas-oracle-multi","price_usdc":0.03},"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 — 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."},{"id":"gdelt-tension","name":"Gdelt Tension","tags":["geopolitics","gdelt","news","tension","polymarket","osint","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/gdelt-tension","price_usdc":0.03},"description":"SYNTHORA gdelt-tension: geopolitical tension index for any topic/country — 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."},{"id":"github-repo-activity","name":"Github Repo Activity","tags":["github","repo","activity","dev"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/github-repo-activity","price_usdc":0.03},"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."},{"id":"historical-weather","name":"Historical Weather","tags":["weather","history","era5","climate","verified","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/historical-weather","price_usdc":0.03},"description":"SYNTHORA historical-weather: verified historical weather for any place and date (1940 → ~5 days ago) from the ERA5 reanalysis — tmax/tmin, precipitation, max wind. For climate-market backtesting and claim verification. Source: open-meteo archive, free, no key. $0.03 USDC x402 Base."},{"id":"npm-downloads-range","name":"Npm Downloads Range","tags":["intelligence","x402","base"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://npm-downloads-range.hergertsynthora.com/service","price_usdc":0.001},"description":"Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org — 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 — send header X-WALLET: 0x<addr>. No charge on upstream failure."},{"id":"payto-preflight","name":"Payto Preflight","tags":["x402","base"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/payto-preflight","price_usdc":0.01},"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."},{"id":"polymarket-markets","name":"Polymarket Markets","tags":["prediction-markets","odds","crypto","x402","signed-verdict","usdc"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/polymarket-markets","price_usdc":0.05},"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."},{"id":"polymarket-trades","name":"Polymarket Trades","tags":["prediction-markets","polymarket","trades","smart-money","wallet-tracking","flow","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/polymarket-trades","price_usdc":0.03},"description":"Historical Polymarket trade query with filters plus per-wallet aggregation. $0.03 USDC x402 Base."},{"id":"port-watch","name":"Port Watch","tags":["shipping","ports","portwatch","trade","macro","polymarket","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/port-watch","price_usdc":0.03},"description":"SYNTHORA port-watch: daily port activity for any of 2,065 ports (Shanghai, Singapore, Rotterdam, LA, Long Beach presets + any name) — 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."},{"id":"registry-watch","name":"Registry Watch","tags":["x402","base","feed"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/registry-watch","price_usdc":0.03},"description":"Monitor registry changes in real-time with x402 M2M API. Signed x402 call. 0.03 USDC on Base."},{"id":"space-weather-risk","name":"Space Weather Risk","tags":["science","intel","multifuente","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/space-weather-risk","price_usdc":0.03},"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) — for defense, aviation, satellites, power grid, precision GPS. $0.03 USDC x402 Base."},{"id":"stablecoin-supply","name":"Stablecoin Supply","tags":["defi","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/stablecoin-supply","price_usdc":0.01},"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."},{"id":"top-crypto","name":"Top Crypto","tags":["crypto","market-cap","coingecko","realtime"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/top-crypto","price_usdc":0.01},"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."},{"id":"usgs-earthquakes","name":"Usgs Earthquakes","tags":["science","verificado","multifuente","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/usgs-earthquakes","price_usdc":0.03},"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) — the actionable signal for insurance-risk and disaster prediction markets. Source: USGS FDSN (official US, real-time, no key). $0.03 USDC x402 Base."},{"id":"volume-anomaly","name":"Volume Anomaly","tags":["crypto","intel","multifuente","x402","synthora"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://api.hergertsynthora.com/v1/volume-anomaly","price_usdc":0.03},"description":"SYNTHORA volume-anomaly: crypto volume-anomaly alerts for arbitrage bots — 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."},{"id":"who-gho-indicator-timeseries","name":"Who Gho Indicator Timeseries","tags":["intelligence","x402","base"],"x402":{"asset":"USDC","payTo":"0xEf879BFD6C4AccB8F795136de90246e1EC245e06","network":"eip155:8453","endpoint":"https://who-gho-indicator-timeseries.hergertsynthora.com/service","price_usdc":0.001},"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 — send header X-WALLET: 0x<addr>. No charge on upstream failure."}],"iconUrl":"https://hergertsynthora.com/logo.png","version":"2.0.0","provider":{"url":"https://hergertsynthora.com","organization":"SYNTHORA"},"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.","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"date_updated":"2026-10-10T03:47:02Z","registrations":["eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432/84581"],"protocolVersion":"1.0","documentationUrl":"https://api.hergertsynthora.com/llms.txt","defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"supportsAuthenticatedExtendedCard":false},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-10T18:24:18.162620+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_check":{"checked_at":"2026-10-10T18:24:18.16262+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://pay.hergertsynthora.com/.well-known/agent-card.json"],"skills":[{"skill_id":"air-quality","name":"Air Quality","description":"SYNTHORA air-quality: live air quality for any city or lat,lon — 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"],"quality_warning":false},{"skill_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"],"quality_warning":false},{"skill_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"],"quality_warning":false},{"skill_id":"defi-yields","name":"Defi Yields","description":"SYNTHORA defi-yields: stablecoin DeFi yields ranked with a risk outlier detector — 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"],"quality_warning":false},{"skill_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 — send header 'X-WALLET: 0x<your Base address>' (no payment); then 0.001 USDC per call.","tags":["intelligence","x402","base"],"quality_warning":false},{"skill_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 — send header X-WALLET: 0x<addr>. No charge on upstream failure.","tags":["intelligence","x402","base"],"quality_warning":false},{"skill_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"],"quality_warning":false},{"skill_id":"ecb-macro","name":"Ecb Macro","description":"SYNTHORA ecb-macro: official eurozone macro from the ECB data warehouse — 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"],"quality_warning":false},{"skill_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"],"quality_warning":false},{"skill_id":"fed-watch","name":"Fed Watch","description":"SYNTHORA fed-watch: US reference-rate funding pulse — 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"],"quality_warning":false},{"skill_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 — 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"],"quality_warning":false},{"skill_id":"gdelt-tension","name":"Gdelt Tension","description":"SYNTHORA gdelt-tension: geopolitical tension index for any topic/country — 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"],"quality_warning":false},{"skill_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"],"quality_warning":false},{"skill_id":"historical-weather","name":"Historical Weather","description":"SYNTHORA historical-weather: verified historical weather for any place and date (1940 → ~5 days ago) from the ERA5 reanalysis — tmax/tmin, precipitation, max wind. For climate-market backtesting and claim verification. 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Source: IMF PortWatch (satellite AIS, free, no key). $0.03 USDC x402 Base.","tags":["shipping","ports","portwatch","trade","macro","polymarket","x402","synthora"],"quality_warning":false},{"skill_id":"registry-watch","name":"Registry Watch","description":"Monitor registry changes in real-time with x402 M2M API. 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Source: USGS FDSN (official US, real-time, no key). $0.03 USDC x402 Base.","tags":["science","verificado","multifuente","x402","synthora"],"quality_warning":false},{"skill_id":"volume-anomaly","name":"Volume Anomaly","description":"SYNTHORA volume-anomaly: crypto volume-anomaly alerts for arbitrage bots — 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"],"quality_warning":false},{"skill_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. 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