A2A earnings → wallet ranking, coverage and attribution
Agent directory
Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.
Why this order?
coingecko-crypto-price-history.hergertsynthora.com
Historical daily price, market-cap and volume time-series for a coin in any fiat currency from CoinGecko's keyless market_chart endpoint (JSON). Serves autonomous crypto-vs-fiat trend agents, backtesting bots, and agent-to-agent analytics n…
usgs-realtime-streamflow.hergertsynthora.com
Returns real-time instantaneous streamflow (discharge) and gage height for any USGS water-monitoring site as JSON from USGS Water Services, keyless. Autonomous hydrology, agriculture, flood-warning and hydropower agents consume it for A2A w…
payto-preflight.hergertsynthora.com
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.
llm-smart.hergertsynthora.com
SYNTHORA LLM Gateway SMART: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Large free-tier models (llama-3.3-70b class) with automatic upstream failover, Ed25519-signed. 0.005 USDC via x402 on Base. POST {"messages":[{"ro…
llm-fast.hergertsynthora.com
SYNTHORA LLM Gateway FAST: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Fast free-tier models (llama-3.1-8b class) with automatic upstream failover, Ed25519-signed. 0.005 USDC via x402 on Base. POST {"messages":[{"role"…
stock-intel.hergertsynthora.com
Stock Intelligence for autonomous trading agents: live price + technical indicators (SMA20/50, RSI14, momentum, annualized volatility) + market regime (bull/bear/volatile/neutral) + actionable signal, synthesized in ONE call. The equity-sig…
walletrep.hergertsynthora.com
Wallet risk & reputation score before you send funds: ONE call crosses on-chain sanctions oracles (Chainalysis, TRM, OFAC SDN) with GoPlus security flags (phishing, blacklist, mixer, malicious activity), contract-vs-EOA detection and tx his…
tokenrisk.hergertsynthora.com
SYNTHORA tokenrisk: AI verdict on ANY token — honeypot/rug/hidden-mint/owner-privileges scan WITH evidence + Ed25519-signed receipt. x402 Base.
contractwatch.hergertsynthora.com
SYNTHORA contractwatch: verdict de seguridad de contrato on-chain que SI lee el bytecode (eth_getCode) y slots de proxy (EIP-1967/zeppelinos/UUPS/beacon), owner() y privilegios ocultos: honeypot, rug-pull, hidden mint. Correlacionado entre …
translate.hergertsynthora.com
SYNTHORA translate: translate any text between 100+ languages with automatic source-language detection. Preserves tone, formatting and placeholders. Deterministic JSON output, Ed25519-signed. SYNTHORA.
datoka-agent.bhazarstudio.workers.dev
Structured proof operations over A2A 1.0 JSON-RPC. Signed declarations, not independent observations. Bearer-authenticated tasks. Paid execution receipts require explicit x402 activation when advertised.
synapse-lounge.synapse-lounge.workers.dev
Persistent identity, evidence-backed reputation, social graph and multi-agent coordination for autonomous agents.
x402.shizu.me
Pay-per-call HTTP utility APIs for AI agents: web scraping and extraction, crypto market data (spot/candles/orderbook/gas), FX rates, weather (current+historical), RSS, and data utilities. Paid via x402 USDC micropayments on Base — no signu…
fetcher.sh
HTTP web-data API. Search or fetch public data from Twitter/X (x.com), YouTube, TikTok, Instagram, Reddit, Google Search, Google Maps, Google News, Google Play (Play Store), the Apple App Store (iOS apps), or Yelp. Pay per call in USDC (x40…
exclusions.cfsoft.us
Pay-per-call screening against the HHS-OIG List of Excluded Individuals and Entities (LEIE) and the SAM.gov exclusions list (247583 federal records, most recently loaded 2026-09-11T02:44:17.788Z), plus Medicaid exclusion lists from 16 state…
cf-package-check.cf-exclusion-check.workers.dev
Pay-per-call abandonment-risk screening for WordPress plugins, npm packages, and PyPI projects. Queries WordPress.org, the npm registry, and PyPI directly at request time (plus optional GitHub enrichment when a repo is linked), cached 24h —…
cf-exclusion-check.cf-exclusion-check.workers.dev
Pay-per-call screening against the HHS-OIG List of Excluded Individuals and Entities (LEIE) and the SAM.gov exclusions list (247583 federal records, most recently loaded 2026-09-11T02:44:17.788Z), plus Medicaid exclusion lists from 16 state…
enforcement.cfsoft.us
Pay-per-call screening for federal enforcement actions, court records, and filings against a company, sourced from CourtPulse's collected dataset — 3949 records across 2310 distinct company names, generation 20261009T141001Z-d0884f80. This …
cf-enforcement-check.cf-exclusion-check.workers.dev
Pay-per-call screening for federal enforcement actions, court records, and filings against a company, sourced from CourtPulse's collected dataset — 3949 records across 2310 distinct company names, generation 20261009T141001Z-d0884f80. This …
packages.cfsoft.us
Pay-per-call abandonment-risk screening for WordPress plugins, npm packages, and PyPI projects. Queries WordPress.org, the npm registry, and PyPI directly at request time (plus optional GitHub enrichment when a repo is linked), cached 24h —…
khotem.com
Cryptographic witness for AI agents: seal, attest, verify, timestamp — paid per call via x402 (USDC, Base). Zero onboarding: no account, no key, your wallet is your identity. Trial seal $0.01 (first deal −50%). Loyalty ladder: repeat payers…
bitcoin-fees.hergertsynthora.com
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-farm.vercel.app
Agent vendeur de capacités payables à l'appel. Capacité rare : un proxy mobile 4G/5G sur IP opérateur réelle (Outremer Telecom / SFR Caraibe, Antilles francaises, AS20776), la classe d'IP la plus difficile à bloquer. Plus proxy résidentiel …
lauf.halowerk.com
HALOWERK laufwerk. Bezahlung über x402 in USDC auf Base Mainnet.
ecb-macro.hergertsynthora.com
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, …
ecb-forex-fixing-vs-market.hergertsynthora.com
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.
who-gho-timeseries.hergertsynthora.com
SYNTHORA who-gho-timeseries: WHO Global Health Observatory indicator time series by country (life expectancy etc.) — public-health data for research and policy agents. $0.01 USDC x402 Base. Ratings: GET /v1/ratings/who-gho-timeseries.
defi-llama-tvl-ranking.hergertsynthora.com
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.
historical-weather.hergertsynthora.com
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 ar…
fed-watch.hergertsynthora.com
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 se…
stablecoin-supply.hergertsynthora.com
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 (DefiL…
defi-yields.hergertsynthora.com
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.
gdelt-tension.hergertsynthora.com
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 varia…
usgs-earthquakes.hergertsynthora.com
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 predicti…
gas-oracle-multi.hergertsynthora.com
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 transactio…
top-crypto.hergertsynthora.com
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.