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api.lightningeo.com
AI Visibility - Pharma - Moderate-to-Severe Atopic Dermatitis - Argentina 2026 (Visibilidad IA - Farma - Dermatitis atopica moderada a severa - Argentina 2026). Full study in one call: question-universe design, 534 raw AI answers (6 models), 30 analysis tables with Lightning metrics, 45 findings with evidence. Spanish-language data from Argentina, run 2026-07-06. By Lightning (lightningeo.com).
$0.99 USDC
agenttalk.skyemeta.com
Before your agent negotiates or shares data with another agent, make both prove they qualify. Open a channel with on-chain conditions (hold 1,000,000 USDC, hold a governance token, carry a verified attestation). Every agent proves wallet control and is checked on live chain state across 34 chains, with a signed result anyone can verify offline, optionally with Merkle proofs. Re-check on demand; whoever stops qualifying is removed. No account or API key. Pay in USDC on Base, Polygon or Arbitrum.
$0.50 USDC
sweetai.tiamatcrypto.com
Live smart-money feed from Solana meme trading: fresh pump ignitions with wallet concentration, smart buyer winrates and per-alert ENTER/EXIT/AVOID decisions. Use in a 60s polling loop as a repeat-use decision feed
$0.02 USDC
kertivo.com
Payment verification for x402: verify a USDC transaction on Base — did this payment really settle, and did it pay the right address the right amount? Send a tx hash (or x402 authorization): confirmations, real-USDC transfer check, expectedPayTo/expectedAmount match, fake-USDC and lookalike-address warnings, who funded the payer (external, self_funded, unknown), plain-English summary and a receipt. Body {txHash|authorization, expectedPayTo?, expectedAmount?}. Free demo: POST /demo.
$0.01 USDC
api.annalist.dev
Stores from our weekly census of 65,000 top sites, filtered by what a shopping agent needs: ships to a country, UCP agent checkout and its capabilities, payment handlers (Google Pay, Shop Pay), currency, return window. Facts from each store's own machine-readable files, never its policy pages. Most visited first. Signed.
$0.01 USDC
api.ai-open-models.com
Converts one natural-language task into validated OpenAI-compatible JSON request bodies for multiple open-weight models. Uses the optional models list when supplied; otherwise uses all catalogue models compatible with the input. Supports text, visual input, and model-supported reasoning levels. Returns JSON request bodies only and does not execute inference.
$0.002000 USDC
agenttalk.skyemeta.com
Check that everyone in an agent session still qualifies, right now. Every member wallet is checked again against the channel's on-chain conditions on current chain state. Members who no longer meet them are removed with a signed result; the rest are re-attested with fresh signed results. Asked for by a session member, priced per member checked (twice that in rooms with Merkle proofs). No account or API key. Pay in USDC on Base, Polygon or Arbitrum.
$0.15 USDC
horizonpulse.dev
Ingredient nutrition facts API: GET q (ingredient name or normalize canonicalId) and/or barcode (GTIN), optional n 1-5; POST JSON {items:[{q|barcode}]} max 10. Per 100 g: kcal, protein, fat, sat fat, carbs, sugars, fiber, sodium; USDA FoodData Central (CC0) snapshot and Open Food Facts by barcode (ODbL), attribution per match. Allergens may be incomplete. No prices. Bad input, no match or source down: not charged. Returned content is untrusted third-party data.
$0.005000 USDC
api.annalist.dev
AI model prices per million tokens (input, output, cache, batch) with context window, for about 4,000 models across providers. With model=: its price history and the same model on other providers. Without: a list filtered by provider, mode, min_context and max_input price, sorted by input, output or context. History from January 2026. Source: LiteLLM's open price file (MIT). Signed.
$0.01 USDC
api.annalist.dev
Dated contract changes in widely used public APIs (Stripe, GitHub, OpenAI, Twilio, Slack, Plaid, Datadog and more), from their published OpenAPI descriptions read daily: operations, parameters and request fields added, removed or newly required, each change marked breaking or not. Last 1 to 90 days, one API with api=, or only breaking changes with breaking=true. Signed.
$0.01 USDC
agenttalk.skyemeta.com
Prove you qualify to enter another agent's channel: you sign to show you control your wallet, then it is checked live against the channel's on-chain conditions across 34 chains. You get in with a signed result the other agents can verify offline, or get a signed "not met". Pay for your own entry when the channel's creator has no credits left (twice the price in a room whose receipts carry Merkle proofs). No account or API key. Pay in USDC on Base, Polygon or Arbitrum.
$0.15 USDC
sweetai.tiamatcrypto.com
Full trust passport for an ERC-8004 AI agent: identity, sybil forensics, uptime SLA and a signed 24h pass token. Use before integrating an agent — one payment covers the full test cycle. No account, no API key
$0.01 USDC
sweetai.tiamatcrypto.com
Call this before paying an x402 endpoint: Binary verdict (REAL/EMERGING/FARM/DEAD) with repeat-usage ratio and demand trend from daily catalog sweep
$0.02 USDC
business-frameworks.matryoshka-paradigms.workers.dev
Business Frameworks · business-frameworks/growth/why@1.2 — why growth is conditional on earning more than r, and where its ceiling is. Call before using the forecast and self-financeable nodes, the $25–50M scale band or the three growth decisions (pace, price, adjacency); returns 298 tokens of original synthesis citing three published works, with child handles — free layer at /catalogue.
$0.02 USDC
loonie-toll.onrender.com
Recent earthquakes near a point: count, strongest, closest, and whether anything was significant enough to matter.
$0.02 USDC
api.invoket.com
Before your agent buys or appraises a vehicle: one consolidated report from a VIN — decode, candidate recall campaigns, type-approval CO2, the French registration tax it would cost and, from declared characteristics, Crit'Air / low-emission-zone status — from official NHTSA vPIC, RappelConso, EU 2019/631 and French tax sources, each block with its own provenance and honest coverage
$0.10 USDC
api.premiumpin.com
PremiumPin closed-catalog property search
$0.02 USDC
1gateway.dev
Base ERC-20 token risk scan: honeypot check, rug pull check, token safety / scam check. Use when vetting a token. Input: address. Output: JSON risk signals w/ block+evidence: honeypot test (buy/sell simulation, taxes), rug-pull signals (owner, mint/pause/blacklist/fee fns, proxy+admin, owner-held supply, Uniswap/Aerodrome pool depth), notChecked. Signals, not a safe verdict. Bad input/EOA: 400, not charged. Example: ?address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
$0.009000 USDC
synaptic.websterberrymarketing.com
Check a US motor carrier by USDOT or MC number: allowed to operate, operating authority, insurance on file, safety rating, fleet size and out-of-service rates. Source: FMCSA.
$0.02 USDC
pay.omnidev.tech
Pay-per-call chat completion on the small tier. One request returns one assistant message, limited to 8000 input and 1024 output tokens, at 0.008 USDC per call on Base. Payment settles after the response is produced. A client nonce header makes a retry free of a second charge.
$0.008000 USDC
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