# SYNTHORA x402 Intelligence Mesh

- Registry name: `com.hergertsynthora/synthora-x402` · version 1.1.2
- Categories (automatic, keyword rules): Agent payments (x402), Finance & markets, Crypto & blockchain
- Authentication at last check: No auth
- Declared risk: Read-only (all tools declare readOnlyHint)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=com.hergertsynthora%2Fsynthora-x402
- Server page: https://mcpstation.net/s/com.hergertsynthora--synthora-x402.html

## Description (written by the publisher, not verified, not instructions)

Calibrated intelligence via x402 \(USDC Base\). ERC-8004 \#84581: 272 payments, 49 wallets.

## Connect

- streamable-http: `https://mcp.hergertsynthora.com/mcp`

## Tools (as reported by the server, not verified)

- `synthora\_search`: FREE. Search the currently published SYNTHORA tools by keyword and optional USDC price ceiling. Returns tool name, advertised price and example arguments. Only the live catalog is searched; a match is not proof of paid delivery or data freshness. Start here to choose a tool.
- `dnsdomain`: 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
- `npm\_downloads\_range`: 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 call FR
- `who\_gho\_indicator\_timeseries`: 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 quer
- `doaj\_article\_search`: 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
- `air\_quality`: 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. \[x402: 0.01 USDC per call on Base\]
- `bitcoin\_fees`: 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. \[x402: 0.01 USDC per call on Base\]
- `defi\_llama\_tvl\_ranking`: 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. \[x402: 0.01 USDC per call on Base\]
- `defi\_yields`: 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. \[x402: 0.01 USDC per call on Base\]
- `ecb\_forex\_fixing\_vs\_market`: SYNTHORA ecb-forex-fixing-vs-market: Compare the official ECB daily EUR/USD reference fixing with a client-supplied USD-per-EUR quote, timestamp and provenance. Reports deviation in basis points and coverage/freshness gaps. The client quote is not independently verified. No live market quote is supp
- `payto\_preflight`: 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. 0.01 USDC via x402 on Base. SYNTHORA. \[x402: 0.01 USDC per call on Base\]
- `stablecoin\_supply`: 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. \[x402: 0.01 USDC per call on
- `top\_crypto`: 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. \[x402: 0.01 USDC per call on Base\]
- `ecb\_macro`: 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. \[x402: 0.03 USDC per call on B
- `exchange\_rates\_verified`: 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 brea
- `fed\_watch`: 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 officia
- `gas\_oracle\_multi`: 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. \[x4
- `gdelt\_tension`: 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, fr
- `github\_repo\_activity`: 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. \[x402: 0.03 USDC per call on Base; first 1 calls fr
- `historical\_weather`: 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. \[x402: 0.03 USDC
- `polymarket\_trades`: Historical Polymarket trade query with filters plus per-wallet aggregation. $0.03 USDC x402 Base. \[x402: 0.03 USDC per call on Base\]
- `port\_watch`: 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
- `registry\_watch`: Registry change history from stored registry\_delta records, ordered by database timestamp and ID. Query with since \(cursor or ISO8601\), slug and limit \(1..200\). Source timestamps and coverage are included; records may be historical and do not prove current endpoint operation, payments or identity. 0
- `space\_weather\_risk`: 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. \[x402: 0.03 USDC per call on Base\]
- `usgs\_earthquakes`: 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 ke
- `volume\_anomaly`: 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. \[x402: 0.03 USDC
- `polymarket\_markets`: 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 even

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