| Stelar Digital Volatility and drawdown risk regime for a crypto asset — current ATR percent versus its 30-day p80 baseline, labeled low/med/high, extending the same classifier behind /regime. For agents sizing positions or deciding whether to widen stops given current volatility. | stelardigital.com | - | $0.02 | listed |
| Stelar Digital Current price, 24h and 7d percent change, and a bullish/bearish/neutral signal for a crypto asset (SOL, BTC, ETH, XRP, DOGE, LTC, ADA, XLM). For agents needing a fast price-and-momentum check before a trade decision. Optional ?candles=N (up to 30, $0.05) adds N closed daily OHLC candles. | stelardigital.com | - | $0.005 | listed |
| Stix Coverage API Deterministic STIX representability + actionability lookup, grounded in Hahn/Krief et al. (arXiv:2512.18714v3, Jan 2026). Pass technique_id (MITRE ATT&CK ICS ID, optionally campaign=Triton|Stuxnet|Industroyer), protocol, or cve_id. Returns whether STIX 2.1 can represent the artifact (full/partial/none) and whether reporting gave enough detail to build a detection. Answers what STIX sharing alone can't tell you: is this actually actionable once shared. No LLM in the lookup path. | onrender.com | - | $0.20 | listed |
| Stock Financial Statements Core financial statement line items for a US stock in one call: revenue, gross/operating/net income, EPS, total assets/liabilities, stockholders equity, cash and debt, and operating/free cash flow -- across the last several annual or quarterly periods. From real Yahoo Finance data. $0.01/call. | x402financialdata.com | - | $0.01 | listed |
| Stock News Headlines Latest news headlines and summaries for a stock ticker from real Yahoo Finance data. Includes article title, summary, publish date, publisher name, and URL — everything needed to monitor sentiment and catalysts. Supports optional limit parameter (default 10, max 50). $0.005/call. | x402financialdata.com | - | $0.005 | listed |
| Stock OHLCV History Historical OHLCV/candlestick bars for any US stock ticker over any date range — 1-minute intraday up to monthly at precise multipliers (1/2/5/15/30/60/90-minute, 1-hour, 1/5-day, 1-week, 1/3-month), from real Yahoo Finance data. Supports backtesting, charting, and multi-timeframe analysis. $0.01/call. | x402financialdata.com | - | $0.01 | listed |
| Stock Quote Real-time stock quote (price, change, volume, day range) | etherealgoodsco.store | - | $0.10 | listed |
| Stock Quote API Stock quote — Delayed quote & key stats for an equity/ETF/index. | workers.dev | - | $0.001 | listed |
| Stock TA (RSI/MACD/ADX+Signal) US stock technical indicators for day trading in one call: SMA/EMA(20,50), RSI(14), Stochastic(14,3,3), Bollinger Bands(20,2), MACD(12,26,9), ATR(14), ADX(14) with +DI/-DI, relative volume, price change over 1d/5d/1mo, and distance from the 52-week high/low -- for AAPL, TSLA, MSFT, or any US ticker, from real Yahoo Finance daily bars. Includes a transparent bullish/bearish/neutral signal with a per-indicator reasoning breakdown, not an opaque AI black box. $0.005/call. | x402financialdata.com | - | $0.005 | listed |
| Stop-loss price from entry and stop percent move. Call when placing SL levels from percent risk rules. Returns stop-loss price as deterministic JSON for $0.001 USDC via x402 on Base. First-party local Stop-loss price from entry and stop percent move. Call when placing SL levels from percent risk rules. Returns stop-loss price as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls. | delx.ai | - | $0.001 | listed |
| Stratalize Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). Use when logistics or construction planners assess weather-related delay risk for a location. Returns weather delay risk intelligence for operations and scheduling decisions | stratalize.com | - | $0.10 | listed |
| Stratalize Stratalize — attested finance, legal, healthcare, and compliance intelligence. Signed, independently verifiable receipt on every call (trust.stratalize.com/verify). Anonymize free-text PII and named entities with deterministic typed tokens in one paid call, fail-closed by design and cryptographically attested for verification. Uses a per-request ephemeral secret, so consistency is guaranteed only within the call; cross-session consistency and org dictionary matching require an account | stratalize.com | - | $0.10 | listed |
| StrategicMaterials Critical-minerals supply-concentration & US import-reliance signal | aidress.ai | - | $0.05 | listed |
| Strategy Verdict Lookup API Strategy verdict lookup: 165 registered strategies with documented test outcomes — tick-replay PF, forward-test results, real-money fill stats (n, PF, strip-2-best-days, split-half), and the written verdict. The BT->live gap database: what survived real money and what didn't. | goldenaspenweb.com | - | $0.05 | listed |
| Street (parallel-market) FX rate for a West African currency vs USD, derived from live P2P order books, with the official rate and the spread between them Street (parallel-market) FX rate for a West African currency vs USD, derived from live P2P order books, with the official rate and the spread between them | nibiashara.biz | - | $0.01 | listed |
| Strip HTML tags from caller-held markup. Call when you need plain text from agent-held HTML snippets without a browser. Returns tag-stripped text and length for $0.001 USDC via x402 on Base. No networ Strip HTML tags from caller-held markup. Call when you need plain text from agent-held HTML snippets without a browser. Returns tag-stripped text and length for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls. | delx.ai | - | $0.001 | listed |
| Strip HTML tags to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results Strip HTML tags to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting. | delx.ai | - | $0.001 | listed |
| Strip diacritics from text. Use when normalizing names, search keys, or filenames that must stay ASCII-safe. Returns accent-stripped text without network calls or language models. $0.001 USDC per succ Strip diacritics from text. Use when normalizing names, search keys, or filenames that must stay ASCII-safe. Returns accent-stripped text without network calls or language models. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors. | delx.ai | - | $0.001 | listed |
| Strip markdown to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results c Strip markdown to plain text for $0.001 USDC. Call when you need this bounded result without an API key or subscription. Returns machine-readable JSON via x402 on Base or Solana. Limitation: results cover only the supplied input or one bounded public endpoint at request time; callers must verify before acting. | delx.ai | - | $0.001 | listed |
| Strip proportional vig from two-way decimal odds to fair probs. Call when fair probability recovery from a two-way book. Returns fair_probs and overround as deterministic JSON for $0.001 USDC via x402 Strip proportional vig from two-way decimal odds to fair probs. Call when fair probability recovery from a two-way book. Returns fair_probs and overround as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls. | delx.ai | - | $0.001 | listed |
| Structural Diff Of Two JSON Documents API Structural diff of two JSON documents — add/remove/change operations with JSON-Pointer paths, before/after values, and an identical flag. Compare API responses and configs. | workers.dev | - | $0.003 | listed |
| Structured China Market News & Risk Feed API Structured China-market news & risk feed: per-event-type sentiment, mention counts, ticker mapping, source names + extracted risk keywords (English event labels). Derived structure only — no raw article text. Query: ?limit=50&ticker= | stockwaves.net | - | $0.01 | listed |
| Structured Congressional Stock Trade Disclosures API Structured congressional stock-trade disclosures: politician, party, chamber, ticker, BUY/SELL, dollar-amount range, filing date, excess return. Optional days + ticker filter. Factual event feed. | octodamus.com | - | $0.02 | listed |
| Structured Diff Of Two Text Blocks API Structured diff of two text blocks: per-line additions, deletions and changes, plus an identical flag. Use it to detect whether a contract, policy or spec changed between two fetches. | chainverdict.xyz | - | $0.002 | listed |
| Structured JSON From Any Webpage API Structured JSON from any webpage. Name the fields you want — company data, job listings, product specs, contact details, financial figures — and get them back with confidence scores. No scraper configuration needed. | terradeed.co.uk | - | $0.05 | listed |
| Structured JSON Repair Structured JSON Repair | agentfund.net | - | $0.01 | listed |
| Structured extraction of one web page: title, description, headings, clean main text, markdown, links and images. Structured extraction of one web page: title, description, headings, clean main text, markdown, links and images. | fetchweb.net | - | $0.002 | listed |
| Structured search over collected US building-permit records by text, county, state, city or date range. 511,210 records across 35 states from documented public sources, each carrying its issuer, sourc Structured search over collected US building-permit records by text, county, state, city or date range. 511,210 records across 35 states from documented public sources, each carrying its issuer, source link, record date and collection timestamp. $0.005 USDC per call. An empty result costs $0. | permitreporter.com | - | $0.005 | listed |
| Styleguide API Automatically extract comprehensive design system information from a brand’s website including colors, typography, spacing, shadows, and UI components. | orthogonal.com | - | $0.03 | listed |
| Styleguide API Extract a comprehensive design system from a website including colors, typography, spacing, shadows, and UI components. | orthogonal.com | - | $0.03 | listed |
| Subdomains API Discover subdomains for a domain via Certificate Transparency logs (crt.sh); returns a de-duplicated, sorted list. | railway.app | - | $0.002 | listed |
| Submit API Submit an anonymized IOC/TTP sighting observed in your own OT environment. Pass ioc_or_ttp_id, sector, region (actor_name, observed_at optional). Feeds the correlation corpus without storing an org identifier. Written to a separate sightings store, not intel.db. | onrender.com | - | $0.05 | listed |
| Subreddit Posts Pagination Billing API Subreddit Posts Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request. | orthogonal.com | - | $0.02 | listed |
| Subscribe An Email To The Forgemesh Brief API Subscribe an email to the ForgeMesh Brief — event-driven x402 ecosystem intelligence for agent operators, measured from 800+ live listings. Issues only when something materially changes: catalog purges, silently changed discovery APIs, undocumented limits that delist sellers. Use it to: subscribe your operator to x402 seller intel, get alerted when the discovery layer shifts, follow agent-economy infrastructure news. $0.001 anti-spam price; unsubscribe link in every issue. | x402swag.com | - | $0.001 | listed |
| Suggest API Domain name brainstorming and availability screening: combine keywords into candidate domains across chosen TLDs, then live-WHOIS-check them and return only the available ones. Naming research in a single call. | clawfetch.ai | - | $0.003 | listed |
| Sum gas + bridge fee + slippage budget into total cost. Call when comparing bridge routes with known component costs. Returns total_cost and components as deterministic JSON for $0.001 USDC via x402 o Sum gas + bridge fee + slippage budget into total cost. Call when comparing bridge routes with known component costs. Returns total_cost and components as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls. | delx.ai | - | $0.001 | listed |
| Sum of a numeric list. Call when you aggregate agent-held amounts without a spreadsheet. Returns sum and count for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JS Sum of a numeric list. Call when you aggregate agent-held amounts without a spreadsheet. Returns sum and count for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls. | delx.ai | - | $0.001 | listed |
| Sum price*size depth notional for a side ladder. Call when risk needs notional available within N levels. Returns depth_notional and levels_used as deterministic JSON for $0.001 USDC via x402 on Base. Sum price*size depth notional for a side ladder. Call when risk needs notional available within N levels. Returns depth_notional and levels_used as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls. | delx.ai | - | $0.001 | listed |
| Summarised insights for agent workflows. Summarised insights for agent workflows. | mydev-tools.tech | - | $0.05 | listed |
| Summarize API Abstractive summarization of caller-provided text (up to ~4k chars). Model: distilbart-cnn. Always-on, verified onchain settlement. | hstgr.cloud | - | $0.0035 | listed |
| Summarize Any Text Or URL API Summarize any text or URL. Styles: concise (default), bullets, eli5. MiniMax M2.7 (456B-parameter Mixture-of-Experts) inference. | ai-rook.com | - | $0.025 | listed |
| Summarize log severity and hashed error fingerprints without returning sensitive error lines. Use it before an autonomous workflow acts on untrusted input, changes an API, retries a request, or evalua Summarize log severity and hashed error fingerprints without returning sensitive error lines. Use it before an autonomous workflow acts on untrusted input, changes an API, retries a request, or evaluates production reliability. Returns bounded machine-readable JSON for $0.002 USDC via x402 on Base. Execution is deterministic, first-party, local-only, stateless, and does not call an upstream provider; structured validation failures are not billed. | delx.ai | - | $0.002 | listed |
| Summary API Protocol-level ZKP2P analytics for agents that need activity, volume, liquidity, maker, taker, and platform trend context. | peerlytics.xyz | - | $0.003 | listed |
| Summary API Computed sold-price summary for a UK postcode (count, min/max/median/avg price, date range, property-type breakdown), derived from HM Land Registry Price Paid Data | workers.dev | - | $0.01 | listed |
| Summary API Computed session trace summary (calls, tokens, cost, error count, slowest call) | workers.dev | - | $0.01 | listed |
| Sunrise / Sunset API Sunrise / sunset — Sunrise, sunset, solar noon, day length by coordinate. | workers.dev | - | $0.001 | listed |
| Supplier Risk API Supplier and vendor risk score for any company domain. Returns a 0-100 stability score, risk tier, and named risk flags, with subsignals: domain age/expiry (WHOIS), TLS certificate status, DNS health (A/MX/SPF/DMARC), and 30-day news sentiment. Use for supplier due diligence and third-party domain screening before purchasing from, integrating with, or paying an unfamiliar vendor or counterparty. Call GET /supplier-risk?domain=acme.com. JSON response, no API key, $0.15 USDC per request via x402. | railway.app | - | $0.15 | listed |
| Supplier Trust API Composite trust score for a Pocket Network (Shannon) supplier: on-chain stake status (staked vs. unstaking) plus a live reachability probe of the supplier's own advertised service RPC endpoints, rolled into a single 0-100 trust score. Useful to Application and gateway operators deciding which suppliers to route relays to -- is this operator actually staked, in good standing, and serving traffic on the endpoints it advertises. | organiccryptoyyc.com | - | $50,000.00 | listed |
| Supply API Total and circulating supply for an ERC-20 on Base, read live from chain with decimals applied and the block height returned. | chainverdict.xyz | - | $0.003 | listed |
| Supply Chain Health From Deps.dev API Supply-chain health from deps.dev: OpenSSF Scorecard (14 checks — branch protection, signed releases, pinned deps…) plus stars, license and open issues | hf.space | - | $0.005 | listed |