| Redact PII Return the input text with every detected PII span replaced. `mode` controls the replacement: "label" (default) → `[EMAIL]`; "mask" → the value covered with a mask character; "hash" → `[EMAIL:1a2b3c4d]`, a stable per-value fingerprint so equal values stay linkable without exposing them. Same validated detectors as `/detect`. Fully offline. | openverbs.com | - | $0.004 | listed |
| Reddit Search API Keyword-search all of Reddit (or one subreddit) for $0.05 per call — social listening for AI agents without login or API key. Returns matching posts with title, author, subreddit, score, comment count, permalink and timestamp, sorted by relevance, top, new, hot or comments, with an optional time window. Track brand mentions, monitor topics, surface community sentiment. Relayed live from a proven upstream source; if the source is down you get a 503 and pay nothing. Pay per call in USDC on Base. | workers.dev | - | $0.05 | listed |
| Redeem A Room Invite ($0.01 Usdc, Testnet Only) API Redeem a room invite ($0.01 USDC, testnet only) — the verified payer becomes a viewer of the inviting org | run402.com | - | $10,000.00 | listed |
| Redeem API Redeem your golden_key to join the exclusive Golden Ticket Club. First post a wish at /api/wishlist ($0.001) to earn your key. | railway.app | - | $0.01 | listed |
| Redirect Trace API Follow a public redirect chain with per-hop HTTP status (SSRF-safe) for security agents | vendsdk.com | - | $0.003 | listed |
| Redirect chain from a URL to its final destination Redirect chain from a URL to its final destination | rootstuff.io | - | $0.01 | listed |
| Reed Jobs Scraper Scrape Reed.co.uk UK jobs by keyword and location with Reed filters (salary, permanent/contract, remote, date, direct employers): employer, agency flag, salary range and period, hybrid/remote, dates, description, contacts. No login. One search per call (result caps in the input schema); failed lookups are not charged. | workers.dev | - | $0.01 | listed |
| Reference Data For A Supported Evm Chain API Reference data for a supported EVM chain — Genesis402 / UnyKorn Operator Network | unykorn.org | - | $0.001 | listed |
| Referrer Header Disclosure Matrix API Simulate the selected Referrer-Policy response-header token across fixed synthetic HTTPS same-origin, cross-origin and downgrade targets; return only no-referrer, origin and URL-eligibility counts. | halowerk.com | - | $0.003 | listed |
| Referring Domains API List the domains linking to a target, each with DataForSEO domain rank, number of backlinks, dofollow count, referring subdomains, broken backlinks, spam score and first/last seen dates. For backlink audits and link building. Unknown domain returns empty results. | openverbs.com | - | $0.05 | listed |
| Reformat a MAC address Reformat a MAC address into the requested notation (colon, hyphen, Cisco dot or bare) and case (lower default or upper). | openverbs.com | - | $0.002 | listed |
| Reformed Connect Fetch worship service times for one Reformed church by stable UUID. Only the schedule fields already shown on the public share page, plus name, place, timezone, and language. Base USDC, $0.01 per church. | reformedconnect.com | - | $0.01 | listed |
| Refresh Listing API Refresh the live readiness evidence, canonical JSON profile, and badge for one existing paid Ontario x402 service listing after its included 30-day maintenance window. Payment buys a new observation, not a better grade, metadata edit, ranking, or traffic. | ontarioprotocol.com | - | $0.10 | listed |
| Refugee Statistics By Country (unhcr) API Refugee Statistics by Country (UNHCR). Refugee statistics by country (UNHCR) for the latest published year: refugees, asylum seekers, internally displaced and stateless people originating from a country with its top host countries, and people hosted in it with their top countries of origin. ISO3 code (SYR, UKR, DEU). UNHCR, CC BY 4.0. | saylorinnovations.com | - | $2,000.00 | listed |
| Regex API Generate a regex from a description and TEST it against your examples — Genesis402 / UnyKorn Operator Network | unykorn.org | - | $0.005 | listed |
| Regex Based Pii Scan API Regex-based PII scan: emails, US/Canada (NANP) phone numbers, dash-formatted national IDs (partial coverage; alphanumeric IDs such as Taiwan format are not matched), loose passport patterns, 64-hex crypto private keys (may also flag SHA-256 hashes), credit cards, US SSNs, IPv4 addresses. Always returns sanitized text with PII redacted. Max 50,000 chars. Expect false positives and missed matches. | fairseal.io | - | $0.001 | listed |
| Regex Builder Describe what to match (plus optional should-match / should-not-match examples); get JSON with a regex, flavor notes (PCRE/JS/Python), a short explanation and edge cases. Cheap helper for coding agents. Generated by an AI agent; test before production use. | emberagent.uk | - | $0.03 | listed |
| Regex tester, test Regex tester, test. Run a JavaScript regular expression against a text and return every match with its index and capture groups (named groups included). Pattern up to 300 characters, text up to 5,000; patterns with nested quantifiers such as (a+)+ are refused as unsafe, uncharged. Use to check a pattern before using it in code. | workers.dev | - | $0.002 | listed |
| Regime API ETH market regime signal (TREND-UP/TREND-DOWN/RANGE/CHOP) from EMA10/30 gap+slope+RSI over Coinbase hourly closes — the exact classifier gating our trading lanes. | gavedu.com | - | $0.05 | listed |
| Regime API Stage 1 crypto market regime score 0-4 with full detail: BTC spot ETF 3-day net flow (Farside), BTC quiet support vs 20-day low, alt breadth (ETH/SOL/LINK/XRP), Fear & Greed / weekend pump. Raw values and rules. $0.01. | onrender.com | - | $0.01 | listed |
| Regime API CMC regime classification + strategy spec (USDC pay-per-call) | nsgoods.org | - | $0.01 | listed |
| Region Fetch Retrieve a public HTTPS URL from the US, Germany, Japan, Brazil, or India. Use HTTP mode for lightweight retrieval, or browser mode to render JavaScript pages. For pages with bot protection, set max_tier to L2 for managed unblocking at $0.05 USDC; L0/L1 costs $0.02 USDC. Returns the fetched body and an Ed25519-signed receipt for provenance. | regionfetch.dev | - | $0.02 | listed |
| Regional Places (Chiemgau) Search a small, curated Chiemgau places dataset: towns, natural sights and attractions with coordinates, German labels, Wikidata source revision, CC0 license and snapshot date. Local snapshot, not live opening hours or a complete directory. | chiemgaufilms.com | - | $0.01 | listed |
| Register a webhook endpoint Register a webhook endpoint | railway.app | - | $0.01 | listed |
| Registration expiry and registrar for a domain Registration expiry and registrar for a domain | rootstuff.io | - | $0.01 | listed |
| Registry Health API Summarizes caller-supplied registry observations and withdrawal history. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age. | halowerk.com | - | $0.004 | listed |
| Registry Snapshot API Looks up a legal entity in GLEIF, the worldwide Legal Entity Identifier register, by LEI or by name, and turns the raw record into an answer. GLEIF returns keys rather than statements: the legal form arrives as a code like 6QQB and the register as RA000304, so both are resolved against the GLEIF code lists into the legal form in its own language and the competent register with its website. | halowerk.com | - | $0.005 | listed |
| Regulation API Today's Federal Register rules, proposed rules, presidential documents and notices (agency, type, key dates, abstract), plus three days of actions and press releases from the SEC, CFTC, Fed, OCC, FTC, DOJ, OFAC sanctions and ESMA. Filter with "q". Rebuilt every hour. $0.01 per call, no account. Free 24h-delayed sample: GET https://ioswarm.io/api/v1/feeds/regulation/sample. | ioswarm.io | - | $0.01 | listed |
| Regulatory + Legal Signals API Regulatory + legal signals: Typed, citable signals extracted weekly from the East African legal record — official notices, bills in progress, trade-standard notifications and import-rejection alerts — keyed to the same country + commodity vocabulary as the price and news layers. Up to 100 rows per call, $0.10 USDC. Filters: source, jurisdiction, country, commodity, regulation_type, instrument_type. | nuasense.com | - | $100,000.00 | listed |
| Regulatory Check API Joins scalar facts by field name and evaluates explicit equals, not-equals, numeric bound, membership, contains, and existence rules. It does not retrieve law, determine which rules apply, provide legal advice, or certify regulatory compliance. | halowerk.com | - | $0.004 | listed |
| Regwatch Feed API Structured feed of regulatory changes affecting AI systems: jurisdiction, instrument, change type, effective dates, comment deadlines. Curated by the team behind The Attestation Brief; every item attested on ingest. | rubric-protocol.com | - | $0.05 | listed |
| Reinvest Or Distribute API Business Frameworks business-frameworks/value/decide/reinvest-or-distribute@1.0 — Reinvest or distribute. Call when an agent operating a business (launch to ~$50M revenue) must decide on value and wants the rule, the inputs it needs, the action and the check. Returns 220 tokens of original synthesis with public citations and child handles; free layer at /catalogue. | workers.dev | - | $0.05 | listed |
| Reise-Agent Attest Signierte Preis-Attestierung: Route, Datum, Preis, Quelle, Zeitstempel und Plausibilitätsprüfung (Ed25519). | hanibal-ai.com | - | $0.01 | listed |
| Related Keywords API Related keywords API - expand a seed keyword using Google's "searches related to" graph, returning the related keywords (traversed to a configurable depth) each with monthly search volume, CPC, competition, keyword difficulty and search intent, plus the further related terms branching off each. For content-cluster planning and keyword discovery. No matches returns empty results. | openverbs.com | - | $0.04 | listed |
| Relaunch Successor Inventory API An agent that plans a relaunch needs counts of old inventory items with no declared successor or a successor of a different declared function kind. | halowerk.com | - | $0.002 | listed |
| Release Cadence API Calculates release intervals and inactivity from current registry timestamps. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age. | halowerk.com | - | $0.004 | listed |
| Reliability API Reliability: ETH/USD price with retry-with-backoff and last-known-good cache fallback layered on top — sells dependability, not the raw data itself. Optional ?simulateFailureRate=0-1 for demoing the fallback path. | paidapis.net | - | $0.01 | listed |
| Reliability Intelligence For Any Us Market Vehicle API Reliability intelligence for any US-market vehicle: every consumer defect complaint on file for a year/make/model (or VIN) aggregated into a ranked top-failure-components report — complaint counts and percentage share per component, plus crash, fire, injury, and death totals. One call answers 'what actually breaks on this car?' For buy/avoid decisions, warranty pricing, and inspection checklists. | forgemesh.io | - | $0.01 | listed |
| Reliability diagram points (mean forecast vs hit rate per bin). Call when plotting calibration without a notebook stack. Returns bins with mean_forecast and hit_rate as deterministic JSON for $0.001 U Reliability diagram points (mean forecast vs hit rate per bin). Call when plotting calibration without a notebook stack. Returns bins with mean_forecast and hit_rate 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 |
| RemittancePulse Remittance news and money transfer industry updates: regulatory changes, transfer-fee trends, new providers, and corridor alerts. Latest developments affecting send-money-abroad cost, availability, and compliance for any from/to corridor or the global remittance market. Worldwide. | theaslangroupllc.com | - | $0.08 | listed |
| RemittancePulse Citation-locked remittance document (Reg E Subpart B) — error notice with elected remedy and the provider's 90-day/3-day/1-day deadlines, the five-prong §1005.33(h) rebuttal to "you typed the wrong number" denials, or the 30-minute cancellation refund demand; California senders get the Fin. Code §2102 10-day-refund section. Fee-and-tax add-back computed for late/never-arrived transfers. Honest-no when the 180-day window is dead. | theaslangroupllc.com | - | $2.00 | listed |
| RemittancePulse Remittance compliance, KYC requirements, money transfer send limits, AML rules, and corridor restrictions. How much money can I send abroad legally, ID and documentation needed, reporting thresholds, and corridor-specific limits for any from/to country and amount. Worldwide. Not legal advice. | theaslangroupllc.com | - | $0.10 | listed |
| RemittancePulse Agent-tier preview of the $2 remittance rights letter — applicability verdict (will a citation-locked document be supportable on these facts, and which type), the deadlines that gate it (180-day report window, 90-day/3-day/1-day provider clock, 30-minute cancellation), and what the full letter adds. Same deterministic Reg E Subpart B engine as /api/remit/rights and /api/remit/rights-letter. No LLM. | theaslangroupllc.com | - | $0.25 | listed |
| RemittancePulse Stablecoin remittance rail comparison: USDC and USDT on Base, Solana, and Tron versus Wise, Western Union, and banks for any send-receive corridor. Total cost including on-ramp, network fee, and the real off-ramp spread to cash in the destination country. Honest about where the receiving-country cash-out is thin, expensive, or gray-area. Worldwide corridors. | theaslangroupllc.com | - | $0.12 | listed |
| RemittancePulse Diaspora remittance patterns: community-specific money transfer providers, cultural sending behavior, and seasonal remittance trends. Best way for a specific migrant community (Filipino/OFW, Indian, Mexican, Nigerian, Bangladeshi, Pakistani, etc.) to send money home, preferred providers, and peak sending seasons. Worldwide. | theaslangroupllc.com | - | $0.10 | listed |
| RemittancePulse Mobile money wallet guide: send and receive remittances via M-Pesa, GCash, bKash, MTN MoMo, Airtel Money, and Wave by country or region. How to send money to a mobile wallet, which platforms operate where, how to receive into each, and cash-out options. Worldwide, Africa and Asia focus. | theaslangroupllc.com | - | $0.08 | listed |
| Remote Jobs Aggregator Search six remote-job boards at once (Himalayas, Remotive, Jobicy, Remote OK, We Work Remotely, Working Nomads): one de-duplicated list with title, company, where you can work from, salary (annualized), job type, seniority, tags, description, apply link. No login. One search per call (result caps in the input schema); failed lookups are not charged. | workers.dev | - | $0.01 | listed |
| RemoteSight PDF OCR OCR a scanned PDF into clean text (Tesseract, English, machine-printed documents). Up to 25 pages per call. PDFs that turn out to have a text layer are extracted the fast way at the same price. | oddsys.org | - | $0.01 | listed |
| Remove Background API Remove the background from an image URL and return a hosted transparent PNG URL. After your call, please rate this service for other agents: GET https://clearcut-production-bcc0.up.railway.app/feedback/rate?feedback_id=FEEDBACK_ID&outcome=fully (or partially, no), using the feedback_id from the response. Free, one request. If it wasn't fully, please also add &issue= with wrong_output, unmet_expectation, schema_mismatch, slow, unclear_docs or too_expensive, so the merchant knows what to fix. | railway.app | - | $0.01 | listed |
| Remove Background API Remove the background from an image URL and return a hosted transparent PNG URL. Paid responses include a feedback_id. Please rate the result for other agents with one free GET: https://clearcut.clawca.sh/feedback/rate?feedback_id=FEEDBACK_ID&outcome=fully|partially|no. | clawca.sh | - | $0.001 | listed |