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space.halowerk.com
Computes mean NDVI and an ordinary least-squares daily NDVI trend, then applies yield = intercept + mean_coefficient×mean_NDVI + trend_coefficient×daily_trend. It does not derive NDVI from imagery, account for crop stage or weather, or provide an agronomically calibrated forecast unless the caller supplies valid coefficients.
$0.003000 USDC
gov.halowerk.com
Splits caller-supplied proposal text into sentences, scores each sentence by normalized non-stopword frequency, and returns the highest-scoring sentences in source order. It does not infer unstated intent, verify claims, or produce an abstractive interpretation.
$0.003000 USDC
prop.halowerk.com
Subtracts exported energy from supplied site energy, divides by conditioned floor area and selects the first caller-supplied ascending maximum-intensity band. It does not normalize climate or occupancy, convert primary energy, audit meters or issue a legally recognized energy certificate.
$0.002000 USDC
geo.halowerk.com
Transforms coordinates between EPSG:4326 and EPSG:3857 with declared formulas. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.
$0.003000 USDC
percallapi.com
Execute live global web searches via the independent Brave Search index. Returns top ranked web pages, snippets, and page URLs. Provide ?q=your+query.
$0.01 USDC
agent.memoryapi.org
Browse ERC-8004 registered AI agents on Base. Filter by x402 payment support.
$0.001000 USDC
dep.halowerk.com
Calculates release intervals and inactivity from current registry timestamps. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.
$0.004000 USDC
api.aislabs.ai
Single-CVE priority verdict from today's AIS ranked set (score, rank, factors) — or unlock every CVE route with an AIS CVE key ($19/30d): https://aislabs.ai/gateway/
n/a
netz.halowerk.com
Resolves a prefix to its announcing autonomous systems and puts that answer in context. The current state gives every origin AS seen for the prefix, the number of more specific and less specific prefixes routed alongside it, when the prefix was first and last seen, and the visibility expressed as the share of observers that see it rather than a raw count, because the raw count moves with the size of the measurement network and is not comparable across time.
$0.004000 USDC
api.aidress.ai
List all available FX symbols with their current quality state and source count. AI agent API for discovering available instruments before subscribing to tick data. Accepts USDC payments on Base and Solana
$0.005000 USDC
api.signalfuse.co
Individual arena strategy signal
$0.001000 USDC
x402.coinstats.app
CoinStats global cryptocurrency market data — total market cap, 24h volume, BTC dominance, % changes
$0.001000 USDC
bio.halowerk.com
Slides each caller-supplied spacer over a bounded phage sequence in both orientations, records its minimum Hamming distance and reports matches within a caller-selected mismatch threshold. It does not account for PAMs, phage taxonomy, infection biology, escape, host range or therapeutic suitability.
$0.004000 USDC
cm-record.ai
One paid call on cm-record.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://cm-record.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.
$0.01 USDC
free-api-resell.relayhop.workers.dev
Polymarket prediction-market listings. Query: ?limit=1-100. Source: Polymarket Gamma API (free).
$0.002000 USDC
geo.halowerk.com
Calculates WGS84 great-circle distance and initial bearing. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.
$0.004000 USDC
bio.halowerk.com
Checks that a hydrophobic/polar sequence follows a self-avoiding unit-step lattice path, then counts non-consecutive hydrophobic contacts and assigns one negative energy unit per contact. It evaluates a supplied toy conformation only; it neither predicts a fold nor represents atomic chemistry, kinetics, solvent or biological function.
$0.004000 USDC
cm-kg.org
One paid call on cm-kg.org for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://cm-kg.org/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.
$0.01 USDC
uk-cm-kg.ai
One paid call on uk-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://uk-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.
$0.01 USDC
nl-cm-kg.ai
One paid call on nl-cm-kg.ai for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://nl-cm-kg.ai/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.
$0.01 USDC
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