X Pay x402 REST usage
Payment quote with amount, asset, and merchant wallet
55 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Payment quote with amount, asset, and merchant wallet
Web search built for agents, served over Pocket Network: POST /v1/search with a query and an optional max_results, and get the results back as one JSON object. Results vary run to run, as web search does. GET /v1/version...
FDA recalls and adverse events. Drug, device, and food recall and adverse-event records from openFDA with classification, recalling firm, and reason.
Use when an agent needs base block number. Returns Fetch the current Base mainnet block number from redundant public RPCs and return structured JSON with source and freshness metadata. $0.002.
Give it drug names (brand or generic). For each it fuses four openFDA sources - approvals, FAERS adverse events (total, top reactions, serious, deaths), recalls and the boxed warning - into ONE composed safety brief. Key...
Food nutrition lookup. Calories, macros, and micronutrients for any food from the USDA FoodData Central database.
Real-time BTC/USD price feed oracle. Retrieves live spot rate, 24h high/low, and volume directly from Coinbase Exchange.
Fetch a URL and report whether it is reachable, the HTTP status code, and the response time in milliseconds. A fast liveness/uptime probe — run it before relying on a site or as a cheap health signal.
Cheapest endpoint: liveness plus x402 payment pipeline check — Returns ok with the server time and whether this call was paid. Use it to verify your x402 client end to end before spending on data endpoints.
Published fact-checked episodes, newest first, with optional filters by category slug, show id or speaker slug. Paged.
Header + summary for a base block by number (or "latest"): hash, timestamp, tx count, gas used and base fee.
Health check. Get ok, the server time, and a signed Ed25519 receipt you can check with the published key. Optional ?echo= comes back in the body. $0.005 USDC. Included in the hour pass. Includes a signed Ed25519 receipt...
Clinical trial search on ClinicalTrials.gov by condition, drug, sponsor, location, status and phase
Health and payment-path check. Returns server time and confirms the x402 payment settled. The cheapest endpoint in the catalog at $0.001, intended for testing a client's payment flow.
Latest-release metadata from the official PyPI JSON API (live): version, license, requires_python compatibility, requires_dist dependency specs (max 100), yanked flag, last upload time and project URLs. Query: ?pkg=reque...
Clinical trials search. Search ClinicalTrials.gov studies by condition, intervention or any words, optionally only recruiting ones: NCT id, title, status, phase, conditions, interventions, sponsor, enrollment, start and...
Xynaptic Health News — live health/medicine press feed (Google News RSS): real titled articles from medical media + optional LLM synthesis. GET (&summarize=true). Informational only.
HTTP health check for any URL - up or down, status code, latency, redirects and server header
Trending polygon DEX pairs by 24h volume (top boosted tokens on DexScreener).
Recalls enforced by the US FDA for drugs, food or medical devices, latest or by keyword: product, reason, risk class (I-III), company, country, distribution and status. openFDA data (CC0). Not medical advice.
Check an x402 endpoint BEFORE paying it. Makes one unpaid request (never sends money), decodes the 402 terms, and verifies: the asset is a real USD stablecoin on that network, the price in USD vs your max_price_usd cap (...
Turn a public web page into an LLM-ready document: clean markdown with nav/cookie/script boilerplate removed, parsed JSON-LD, OpenGraph, heading outline, tables, link graph, word and token counts, and embedding-ready chu...
HMAC-SHA256 integrity commitment over node health assessment and eBPF XDP/LSM status. Provides tamper evidence (BLAKE3+Ed25519 per paper Section 6.3). Not a zero-knowledge proof.
Base Latest Block: current Base mainnet block number, timestamp, base fee and gas used. $0.001 per call.