Every agent-payable API.

The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Whether the contraction vault's next buyback tick can fire, its ETH capacity, cooldown remaining, and recent executed ticks. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.

Freshness and readiness of the current DeltaSignal slice.

Estimate reading and speaking time for a text at configurable words-per-minute rates (defaults: 200 wpm reading, 130 wpm speaking).

Real cost of exiting a Solana position AT YOUR SIZE — live route, not theoretical slippage

Real insider conviction from SEC Form 4 filings. Classifies every transaction by its one-letter code, so an RSU vest is not reported as an insider buy and the automatic tax withholding that follows is not reported as a sale. Returns only codes P and S — the trades where someone chose to move money at the market price — plus cluster-buy detection when several insiders buy the same issuer within a window. Query by ticker or CIK.

Real-time BTC/ETH market pulse — price, CVD, OI, whale flow, gear ratios, session P&L and win/loss counts from live trading engine

Real-time China social pulse: the live hot-search boards of Weibo, Baidu and Douyin as structured data - per-platform rank, term, heat value, topic category (finance/society/entertainment/sports/tech/international) and Weibo heat marker. What the Chinese internet is talking about right now, English-ready for agents. Full per-board detail; for a cheap pollable summary use /api/cn/pulse. ?platform=all|weibo|baidu|douyin&limit=1-50&category=

Real-time crypto sentiment for a ticker symbol (e.g. BTC, ETH, SOL). Aggregates 8 crypto news RSS outlets (CoinDesk, Cointelegraph, Decrypt, Bitcoin Magazine, The Block, CryptoSlate, NewsBTC, CryptoPotato) and the Fear & Greed Index. Returns a bullish/bearish/neutral label, sentiment score, and per-source breakdown as JSON. Useful for trading bots and market research agents. Path param: symbol, e.g. /sentiment/BTC.

Real-time market prices: A faster-moving East African price feed at market granularity — a second reading alongside the official series. Up to 100 rows per call, $0.10 USDC. Filters: source, country, adm1, market, commodity, currency.

Real-time price snapshot for a US-listed ticker: current price, day change, day change percent and the quote time. Use when an agent needs the latest price for one ticker, not history. Non-Professional use; Professional use needs a plan at financialdatasets.ai.

Real-time risk-weighted USDC lending APY on Base: Aave/Compound/Morpho read onchain, Moonwell/Euler/Fluid via DefiLlama, source tagged per reading (never estimated). EIP-712 signed by the payment-receiving address (see X-Signal-* headers), which also holds an ERC-8004 identity and attests readings on-chain via EAS. Verified per-asset accuracy is free at /accuracy.json; raw on-chain attestations at /track-record.

Real-time token price by CoinGecko ID or symbol - includes 24h change, volume, market cap

Real-time token price by CoinGecko ID or symbol - includes 24h change, volume, market cap

Real-world assets on-chain: top RWA protocols by TVL with 1d/7d change and estimated 7d flows, 7d movers, protocols newly listed in the last 30 days, top RWA yield pools, top RWA tokens by market cap, plus sources, per-source status and timestamp. Public DefiLlama + CoinGecko data, 10-min cache. $0.02.

Real-time quote in one call: current price, intraday open/high/low, previous close with change and change %, volume metrics, 52-week high/low, and 50/200-day moving averages from real Yahoo Finance data. Works for stocks, forex pairs (e.g. EURUSD=X), and commodity futures (e.g. GC=F gold, CL=F oil), not just equities. $0.001/call.

Real-time FX market data from Blocksize Capital.

Rebuild-cost PROXY for a county: single-family permit valuation per unit (Census Building Permits Survey) trended by the BLS construction-input PPI, returned as a $/sq ft range under a stated size assumption, floored at FEMA's $100 default. Perfect for: 'rough rebuild cost per square foot here', 'local construction cost context'. Labeled proxy, never a coverage amount or adequacy verdict. National. Free at /tools/call.

Recall check straight from a VIN: the vehicle is decoded automatically, then matched against official safety recall campaigns — campaign number, component, what can fail, the risk, and the free remedy owed by the manufacturer. Fire-risk park-outside campaigns are flagged. One call, structured JSON.

Recall tenant memory

RecallScout recall lookup (active US recalls across FDA, NHTSA and CPSC with normalised severity)

Search official US recall and enforcement reports for food, drugs or medical devices: product, reason, classification (severity), firm, status and date.

reCAPTCHA v2/v3, hCaptcha, Turnstile. Paid per call via x402 in USDC on Base. No free trial — every call spends a prepaid solver balance.

One RFC 3161 timestamp receipt over a digest you supply. No account and no API key: the response is the whole deliverable. Your data is never sent - only its hash - and nothing about the request is retained here.

Receipt-level comparison between a public transaction hash and caller-provided payment expectations.

Verified payment receipt image (1200x675 PNG) for an XRP Ledger payment, drawn only from the validated ledger: delivered amount, sender, recipient, destination tag, ledger, close time, result, optional expectation checks, and a QR code to the public explorer. Only final outcomes are drawn; not-found or unvalidated transactions are not charged. Useful for showing a person proof that a payment arrived.

Heuristic extraction from invoice/receipt text: totals, amounts, VAT hints, IBANs, dates, emails, invoice numbers. Not OCR — convert a scan to text first, then send it here.

Your own settled calls in the shape a finance system posts: one row per payment with what was bought, the amount settled, the quoted ceiling where one applied, and the evidence - settlement transaction, sha256 of the bytes delivered, and the on-chain attestation id where one exists. Keyed to the wallet that pays for the call, so nobody can read another wallet's payables; no account, no export request, no support ticket. Requires an EIP-3009 payment (USDC on Base, Polygon, or Arbitrum).

Receipts for agent payments. Send a Base USDC tx hash, get a settlement proof on Arc with a public verify link. $0.02 USDC on Base. The paying wallet must be the sender or recipient of the USDC transfer (403 otherwise, not charged). Idempotent: an already-recorded tx returns status "existing" with no new Arc write. You are only charged when a proof is returned. Site: https://liquidlogicx.com

Receive-only agent inbox, 7 days ($0.50)

Newly Discovered Exoplanets (NASA Exoplanet Archive). Newly discovered exoplanets (NASA Exoplanet Archive): confirmed planets published since last year, newest first, with discovery method, size, mass, orbit and host star, counts by discovery method, and the total number of confirmed exoplanets. Filter by method (Transit, Microlensing, Radial Velocity). Public domain.

Live SEC Form 4 insider trades filed in the last 24 hours — real-time buy/sell transactions by corporate officers, directors, and 10% owners, parsed directly from EDGAR filings within minutes of publication. Each record includes ticker, company, insider name and role, trade type code, shares, price, total dollar value, and post-trade holdings. Returns JSON.

Recent base-fee and priority-fee history — Genesis402 / UnyKorn Operator Network

Recent Bitcoin transactions for an address — Genesis402 / UnyKorn Operator Network

Recent DEX trades an account was part of — Genesis402 / UnyKorn Operator Network

Recent earthquakes worldwide or within a radius of a point (USGS): magnitude, place, time, depth, tsunami flag, PAGER alert and felt reports, over the last hour, day, week or month. Use for risk monitoring and news.

Recent earthquakes worldwide (USGS): magnitude, place, depth, tsunami flag — Genesis402 / UnyKorn Operator Network

Recent Google Maps reviews for a place: author, text, rating, date, owner response, plus the place summary. Give a place_id or a query.

Recent percentage price change for a token — Genesis402 / UnyKorn Operator Network

Recent SEC EDGAR filings for a US public company by ticker or CIK, optionally filtered by form (10-K, 10-Q, 8-K, ...). Returns form, filing/report dates, accession number and a direct document URL. Free public source, $0.01.

Recent SEC EDGAR filings for a ticker

Recent SEC EDGAR filings for a US-listed company: form type, filing time, title, a Korean title and category tag, accession number and links to the filing index and full text, plus counts by form over the window. Filter with ?form=8-K,10-Q and ?days= (default 90). Metadata and links only — no AI summary.

Recent significant earthquakes from the U.S. Geological Survey, with time, magnitude, and event ID.

Recent significant earthquakes from the U.S. Geological Survey, with time, magnitude, and event ID.

Recent Solana priority fees, summarised — Genesis402 / UnyKorn Operator Network

Recent transfer activity for an ERC-20 on Base: transfer count and volume over the sampled window, for judging whether a token is actually in use. Live chain read.

Recent earthquakes worldwide from the US Geological Survey: magnitude, place, time, depth, coordinates, tsunami flag and USGS link, for the past day or week, filtered by minimum magnitude (2.5, 4.5 or significant). Use for alerts, news and travel checks.

Recent earthquakes (USGS)

Research one supported Tamil reception comparison with separate source frames and exact locators from the pinned public atlas. No inferred ancestry, uninterrupted transmission, universal identity or full source text.

Recommend. Find candidate APIs for a task. Search paid x402 APIs in plain language. Returns URLs, prices, paid delivery evidence and risk flags; check task fit before paying. Fee 0.01 USDC on Base/Solana. Paid-answer observed p95 6s (2026-10-12, n=100; challenge/signing extra). Docs: https://agents-trust.com/docs/ . Contact: hello@agents-trust.com . Unpaid example: https://api.agents-trust.com/recommend?need=weather%20forecast&view=compact .

Recommended Bitcoin fee rates right now — Genesis402 / UnyKorn Operator Network