Every agent-payable API.

Canonical token addresses and metadata per chain

ADX-based chop-vs-trend detector for an asset/timeframe: is price trending or stuck in a range? Returns a boolean + chop score. Use to avoid trend strategies in chop (and range strategies in trends).

Capture a screenshot of any URL or HTML. Returns a PNG or JPEG image. Supports full-page, element selection, custom viewport.

Curated Bitcoin coinbase scriptSig messages (printable ASCII only). Pool tags, BIP-comment campaigns, political statements. Window up to 7d.

OpenAI-compatible chat completions backed by DeepSeek (GET probe variant). Answers open-ended questions and returns reasoned analysis.

DeFi TVL by chain and top protocols (DeFi Llama)

Global US House Periodic Transaction Report activity for stock-backed trades. Supports overview, latest disclosures, focused buys/sells, active tickers, active members, days, view, and limit.

Recent stock trades disclosed by US members of Congress under the STOCK Act, parsed live from official House and Senate Periodic Transaction Reports: per trade the member, chamber, ticker, asset, buy/sell type, date, and disclosed dollar range. ?chamber=house|senate|both, ?ticker=AAPL, ?limit= recent filings per chamber (max 20). From US House & Senate. From x402stock

Heuristic ethics and constitution-style review of a prompt excerpt. Returns pass/fail, violation flags, and severity for agent policy screening.

The weekly CFTC Commitments of Traders positioning across major futures markets in one call: for each market the open interest, non-commercial (large speculator) net position and weekly change, and commercial (hedger) net position. Covers equity indices, gold/silver, crude/natural gas, major FX, the 10-year note, and bitcoin. No ticker needed. Sourced from the US CFTC. From x402stock

DNS propagation checker. Compares a DNS record across public resolvers (Google, Cloudflare, Quad9, OpenDNS) to spot propagation lag or split-horizon answers.

Darrylbots paid research: Standard Stock Screen: Quality, Momentum, and Durable Execution

Enrich Company — merged 30+ field profile from Apollo, Crustdata, and PeopleDataLabs: revenue, headcount, industry, funding, valuation, tech stack, social profiles, SIC/NAICS codes, HQ address.

Current protocol TVL by DefiLlama — the single latest total-value-locked number for one protocol by slug.

Returns a computed disruption score, total events, top industries, and the largest filings within a radius (up to 500 miles) of a ZIP — use it to size territory-wide workforce risk

Converts any URL (PDF, webpage, Google Doc) to clean Markdown with optional AI summary. $0.05/convert via x402 on Base.

Eu Gdp — an agent-callable eu gdp service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Fast EVM smart-contract malicious-pattern triage. Returns risk score, verdict, top flags, and Phase-6 counterparty intel within ~30s for a single address.

FDA catalysts for a pharma/biotech/medtech company, from openFDA. Pass `?company=Medtronic` (required) plus `?limit=` (max 50). Returns `drug` (recalls + approvals) and `device` (510(k) clearances, PMA approvals, recalls) sections, each with recent items, match totals, and official FDA links. One call across 5 FDA datasets. From x402stock, a market & economic data API (x402, USDC).

The current US stock-market Fear & Greed index (0–100, CNN-style) with its sentiment rating and all five weighted components — volatility, momentum, put/call, safe-haven demand, junk-bond demand — each with value, weight, and reading. Includes the last 30 days of scores and a backtest of S&P 500 forward returns by sentiment zone. A one-call read of market mood. From x402stock

Bitcoin smart-fee curve for 1/3/6/12/24/144-block confirmation targets + trend classification (rising/stable/falling/surging) from 2h moving average.

Full-text search across every SEC EDGAR filing since 2001. Find filings mentioning a keyword or exact phrase via ?q=, narrow by ?forms=10-K,8-K, ?ticker=, and ?startdt=/?enddt= dates, and cap with ?limit=. Returns each match's form, filer, date, and a link to the document. Sourced from SEC EDGAR. From x402stock, a market & economic data API (x402, USDC).

Full text and open-access PDF retrieval for a paper. Given an arXiv id, DOI, OpenAlex id, PMID, or PMCID, returns the readable body split into sections (introduction, methods, results) plus the open-access PDF location: arXiv via ar5iv, biomedical via Europe PMC, OA locations via OpenAlex for the rest. The 'now read it' call after a paper search. Keyless.

Greatest common divisor and least common multiple of two or more integers, computed exactly (arbitrary precision). Useful for cycle alignment, scheduling periods and fraction work. Signs are ignored; a zero makes the LCM zero. Results beyond 2^53 come back as strings so no digit is lost.

SociaVault API proxy — instagram-reels. Query/body matches https://docs.sociavault.com/api-reference/openapi.json. GET/POST per route; x402 per call. $0.014 USDC per request.

Gbp Cny — an agent-callable gbp cny service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.

Geocoding and reverse geocoding. Converts an address or place name to latitude/longitude, or coordinates back to an address.

US electricity grid — demand, generation mix (renewable/gas/nuclear), and stress signals across 7 regions

Grounded honey recommendations: send a flavor/use/occasion intent, receive ranked varieties chosen from Melvea's proprietary flavor, terroir, and scoring corpus — each with a grounded reason. Recommends on taste and use, not health.

End-of-day OHLCV bars for every US-listed ticker on a single date; one call returns the entire market. Pass `?date=YYYY-MM-DD` (required). From x402stock, a pay-per-call market & economic data API for AI agents. No API key or account; pay in USDC via x402.

Hacker News feed. Top, new, and best front-page stories plus full-text story search — titles, scores, comment counts, and author for tech and startup news.

Combine PNG/JPEG images into a single PDF, one image per page. Body: {"urls":["https://…/1.png","https://…/2.jpg"]}. Returns the PDF as base64.

Every AI agent and developer runs into broken or confusing JSON constantly. This tool handles all the most common JSON headaches in one place: check if JSON is valid (with exact error location), fix near-JSON that has typos or formatting mistakes, pretty-print or minify, pull out specific values using a path expression, compare two JSON documents and see exactly what changed, convert to and from YAML or CSV, produce a byte-stable canonical form for hashing or signing, validate against a schema, and get size and structure statistics. Same input always gives the same output — fully predictable, no side effects.

Returns activity rollups for every jurisdiction, ranked by total events — use it to spot which states are seeing the most WARN filing activity

Kaspa BlockDAG topology snapshot: tips, sink, virtual chain, pruning point, blue scores. For DAG-state monitoring, side-branch detection, sync verification.

Kaspa mempool transaction count over time. AI agent API for mempool-state regime detection. Informational research data — not investment advice.

Company research for AI agents $0.03: web + firmographics + domain trust in one keyless call. Undercuts $0.10–$0.15 org-enrich rivals. Company intel, vendor research, firmographics, domain enrich. Ed25519-attested. Base USDC x402. ?q=stripe.com

Latest crypto news articles for a coin ($0.1). Returns up to 10 recent news items with title, press, published date, and URL.

Full liquidation report — all assets, long/short breakdown, hot zones

Return the Schema.org structured data already published on a public web page. Navigation-only results are marked low information so agents can choose Full extraction. $0.005 USDC per successful request on Base. Call /check before paying. Payment authorization settles only after a successful response.

Smart contract verification and security analysis on Ethereum Base BSC Arbitrum Polygon

Options flow intelligence — unusual activity put/call ratios large block trades

Maximum-safe LTV for collateralized agent loans. Computed from (cv + λ·j²)-derived variance over loan horizon + 6-mode regime cap. Lender-specifiable max_default_prob. Returns binding constraint (math vs regime_cap) so agents can see WHY the cap is what it is. Same calibrator as Agent-SOFR rate endpoint.

Bitcoin mempool pressure classification (low/medium/high/extreme) + fee buckets (0-1, 1-2, 2-5, 5-10, 10-20, 20-50, 50-100, 100-200, 200+ sat/vB) + RBF count + CPFP candidate count. Updated every 5 min.

US M2 money stock, monthly, in billions of dollars (seasonally adjusted), with the latest value, prior month, month-over-month and year-over-year change, and recent history. No ticker needed. A liquidity gauge watched for inflation and risk-asset context. Sourced from the St. Louis Fed (FRED). From x402stock, a pay-per-call market & economic data API. Pay per request in USDC via x402, no API key.

Munition Airport Search: x402-paid airport reference data search for AI agents. Pay 0.001 USDC to search airports by IATA code, city, airport name, or country and receive normalized IATA airport records suitable for travel planning.

Munition Flight Search: x402-paid live flight offer search for AI agents. Pay 0.05 USDC to search Duffel flight offers and receive compact normalized itineraries, prices, carriers, and metadata suitable for replay and downstream planning.

Curated stock-market news with ticker tags, source, publisher, image, and timestamps. Pass `?ticker=AAPL` to filter. From x402stock, a pay-per-call market & economic data API for AI agents. No API key or account; pay in USDC via x402.

Ethereum RPC (chain 1): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units.

BOB RPC (chain 60808): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units. One of the first independent x402 RPC providers for this chain.