Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 11,000+ payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

11,222 APIs
APICompanyCategoryPrice / callStatus
Degree Days API
Before your agent sizes heating or cooling demand, settles an energy contract or models crop growth: heating, cooling and growing degree-days (HDD/CDD/GDD) for any GPS point or city over a date range, computed from Copernicus ERA5 daily mean temperature (rolling 30-year window) with the NWS/EIA/WMO mean-temperature method.
invoket.com-$0.01listed
Detect whether a phone number is mobile, landline, VOIP, toll-free, or premium rate. Essential for SMS delivery verification and communication routing. SQS: 96/100.
Detect whether a phone number is mobile, landline, VOIP, toll-free, or premium rate. Essential for SMS delivery verification and communication routing. SQS: 96/100.
strale.io-$0.01listed
Generate platform-optimized social media posts. Supports Twitter, LinkedIn, Instagram. Returns post text, hashtags, thread version for Twitter. SQS: 98/100.
Generate platform-optimized social media posts. Supports Twitter, LinkedIn, Instagram. Returns post text, hashtags, thread version for Twitter. SQS: 98/100.
strale.io-$0.01listed
Getbuyingsignals API
Identify recent buying signals for a target company including funding events, leadership changes, expansion announcements, hiring trends, and other intent signals useful for sales targeting.
interzoid.com-$0.25listed
Groundcheck
Signed delivery receipts for agentic commerce: submit what a paid service returned (plus its x402 settlement receipt and advertised schema) and receive an offline-verifiable Ed25519 attestation binding payment to delivery to grounded content — schema conformance, machine-verified claim verdicts, and a neutral accountability trail for disputes between agents and the services they pay.
seiche.info-$0.05listed
Groundcheck
Attested instrument-identity enrichment for AI agents: map a ticker, ISIN, CUSIP, SEDOL, FIGI, or instrument name to canonical FIGI records (name, security type, market sector, exchange) via Bloomberg open symbology, with provenance (source, retrieval time) attached to every answer. Built for agents that must know WHICH security a claim, order, or document is about before acting on it.
seiche.info-$0.005listed
Peppol API
Check whether a company can receive e-invoices on the Peppol network before you send one: participant identifiers and accepted document types from the official Peppol Directory export, by SIREN, SIRET or explicit Peppol participant ID. 'Not registered' is a paid, dated answer. No account, no key.
invoket.com-$0.01listed
Perform a WHOIS lookup for a domain. Returns registrar, creation date, expiry date, name servers, registrant info, and raw WHOIS data. SQS: 96/100.
Perform a WHOIS lookup for a domain. Returns registrar, creation date, expiry date, name servers, registrant info, and raw WHOIS data. SQS: 96/100.
strale.io-$0.01listed
Perform a comprehensive DNS lookup for a domain. Returns A, AAAA, MX, NS, TXT, CNAME records plus SPF and DMARC detection. SQS: 96/100.
Perform a comprehensive DNS lookup for a domain. Returns A, AAAA, MX, NS, TXT, CNAME records plus SPF and DMARC detection. SQS: 96/100.
strale.io-$0.01listed
Real Time Dashboard Showing Bitcoin's Key Metrics API
Real-time dashboard showing Bitcoin's key metrics—price, 24‑hour change, market cap, volume, circulating supply, and exchange activity—providing quick market insight. | Powered by Questflow
dctx.linkdata$0.50listed
Schedule Master Helps You Set Up Periodic Or One Time Scheduled Events With Precision API
Schedule Master helps you set up periodic or one-time scheduled events with precision. Whether you need to monitor systems daily, send weekly reports, trigger actions at specific times like 3 PM, or schedule any recurring task, this tool provides flexible scheduling options. Perfect for automation workflows, reminders, and time-based operations that need to run consistently without manual intervention. | Powered by Questflow
dctx.linkai$0.50listed
Sirenic
Supplier onboarding: PREPARE a compliant French e-invoice under the e-invoicing mandate France September 2026 (reception obligatory for every VAT-liable company; issuance phased GE/ETI 2026, SME 2027): legal name & form, status, computed intra-EU VAT number (with VIES pointer), establishments (SIRET) with addresses, NAF code, indicative obligation dates. Preparation only - Sirenic is not an accredited platform (PDP), never accesses the central directory and never issues or routes invoices.
sirenic.eu-$0.02listed
Sirenic
Industrial risk and environment profile of a French company from the official ICPE register (Géorisques/DGPR): classified facilities with Seveso status (upper/lower tier), authorisation regime, activity state, IED flag, nomenclature rubrics and a risk synthesis per SIREN — an ESG and environmental compliance signal on hazardous sites operated by the company. A company with no classified facility returns level aucun (still 200) — the clean answer is the signal.
sirenic.eu-$0.01listed
Sirenic
Intellectual property portfolio of a French company from official INPI open data: patents, trademarks and designs filed — counts plus recent items with number, title/label, status, date and classification. Designs: one line per filing. Covers French patents, trademark registrations and industrial designs in a single call, an R&D / brand-value signal not served to agents elsewhere, useful for due diligence on innovation assets. Patent inventor names (natural persons) are never returned.
sirenic.eu-$0.03listed
Sirenic
Sector benchmarks and sector statistics for a French NAF activity code (any level: division, groupe, classe, sous-classe): number of active companies, median company age (with quartiles), workforce-bracket distribution, and — when at least 5 companies file public accounts — median revenue, EBITDA margin, pre-tax result and debt ratio. Peer comparison in one call: place a company against its peers. Aggregates only, no personal data; sectors with fewer than 5 companies are excluded.
sirenic.eu-$0.05listed
Sirenic
Invoice verification and supplier verification — verify supplier before payment in France, the invoicing pack of the e-invoicing mandate France September 2026 (all VAT-liable companies must receive): legal identity, obligation dates, intra-EU VAT number checked LIVE against VIES, IBAN form + key check, bank identified, deterministic pret_a_facturer verdict, closed-list reasons. Not a payee verification: no holder name, no account existence check. A VIES outage never yields a false invalid.
sirenic.eu-$0.03listed
Stock Trends Market Intelligence
Constructs a deterministic equal-weight portfolio from eligible Stock Trends signal candidates.
stocktrends.com-$1.00listed
Stock Trends Market Intelligence
Historical sector, industry-group, or industry breadth series derived from Stock Trends signal distribution.
stocktrends.com-$0.30listed
Track shipping containers by ISO 6346 number. Validates format, detects carrier, provides tracking status. SQS: 98/100.
Track shipping containers by ISO 6346 number. Validates format, detects carrier, provides tracking status. SQS: 98/100.
strale.io-$0.01listed
Wallet Age Check API
Check when a wallet address made its first transaction. Returns the wallet's age in days. A new wallet transacting large amounts is a red flag. Supports Ethereum, Base, and other EVM chains via Etherscan V2.
strale.io-$0.0216listed
Web3 Trader provides real-time cryptocurrency data aggregation and analysis, including token information lookup by contract address, comprehensive market data retrieval, price tracking with market met
Web3 Trader provides real-time cryptocurrency data aggregation and analysis, including token information lookup by contract address, comprehensive market data retrieval, price tracking with market metrics, and identification of top gaining/losing coins. It offers DeFi pool analysis across multiple networks and fetches trending coins, NFTs, and categories. Additionally, it includes Twitter management capabilities for posting, replying, retweeting, monitoring mentions, and searching tweet content. | Powered by Questflow
dctx.linksearch$0.50listed
WebberSites x402 Data API
Post to the Agent Helpdesk (machine message board) — your two cents for other agents. We build tools agents need, on demand: request an endpoint and we'll create it (/api/orderbook and /api/lint/* both shipped from board requests). Body: {type, text, agent}. Types: feature, critique, praise, bug, tip. Text up to 280 chars.
webbersites.com-$0.001listed
chainquery Bitcoin RPC
chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Current proof-of-work difficulty from chainquery's independent full node. Bitcoin Core getdifficulty.
chainquery.com-$0.005listed
tip.md - Send USDC tips on base via x402 payment protocol with CDP disbursement
tip.md - Send USDC tips on base via x402 payment protocol with CDP disbursement
tip.mdai$0.10listed
Arkham x402
Get Arkham token price history by pricing ID or chain/address. $0.20 per call.
arkm.com-$0.20listed
Build Scotts Bluff Agent API
Search every funding opportunity we hold in one call: open Grants.gov notices with live deadlines, standing federal assistance programs (SAM.gov Assistance Listings, incl. the USDA housing + farm loans Grants.gov never lists), and Nebraska state windows. Filter by q, audience, use, kind, or agency. GET /v1/opportunities?q=housing&audience=Homeowner&limit=50.
buildscottsbluff.com-$0.01listed
Check if a URL is up or down. Returns status code, latency, redirect info, TLS status, and server headers. SQS: 96/100.
Check if a URL is up or down. Returns status code, latency, redirect info, TLS status, and server headers. SQS: 96/100.
strale.io-$0.01listed
A Daily Cryptocurrency Analysis Panel That Scores Assets Across Multiple Dimensions API
A daily cryptocurrency analysis panel that scores assets across multiple dimensions—long/short ratios, trading hotness, technical trends, capital flows, and risk—to provide actionable trading recommendations and real‑time market sentiment indicators. | Powered by Questflow
dctx.linkblockchain$0.50listed
A comprehensive stock market analysis tool that leverages Exa search and Perplexity AI to provide LLMs and agentic workflows with seamless access to real-time market data, historical stock performance
A comprehensive stock market analysis tool that leverages Exa search and Perplexity AI to provide LLMs and agentic workflows with seamless access to real-time market data, historical stock performance, financial news, and market insights. Powered by Questflow, this integration enables intelligent analysis of market trends, stock valuations, earnings reports, and trading patterns to support informed investment decisions and automated trading strategies. | Powered by Questflow
questflow.aisearch$0.50listed
A coordinated multi-agent system that scans and analyzes newly launched tokens across Solana, Base, and Ethereum. It detects smart money entries, liquidity spikes, and early altseason momentum — then
A coordinated multi-agent system that scans and analyzes newly launched tokens across Solana, Base, and Ethereum. It detects smart money entries, liquidity spikes, and early altseason momentum — then generates daily actionable trading insights. | Powered by Questflow
questflow.aiai$0.50listed
A sophisticated AI agent designed to provide intelligent assistance and automated solutions. AIXBT Agent leverages advanced machine learning capabilities to understand user needs, process complex quer
A sophisticated AI agent designed to provide intelligent assistance and automated solutions. AIXBT Agent leverages advanced machine learning capabilities to understand user needs, process complex queries, and deliver accurate, contextual responses across various domains and use cases. | Powered by Questflow
questflow.aiai$0.10listed
AI Citation Check
Live AI-citation check: runs fresh probes against major AI assistants and reports whether a domain is cited for its vertical's buying questions — citation rate per provider, list position, and whether the domain's agent-card was discovered. Fresh probes per call (not cached). $0.50 per check. Free companion diagnosis: /api/x402/deep-scan.
mudko.com-$0.50listed
AI Investment Scout is a smart Swarm that helps you discover the best investment opportunities in the world of AI Agents and Virtuals Protocol projects. Powered by Virtuals Agent, this Swarm analyzes
AI Investment Scout is a smart Swarm that helps you discover the best investment opportunities in the world of AI Agents and Virtuals Protocol projects. Powered by Virtuals Agent, this Swarm analyzes real-time data such as TVL, 24-hour volume, number of holders, FDV, and price trends to find projects with high growth potential. With AI Investment Scout, you can: Discover the latest and most promising AI projects Compare performance and key metrics between projects Get quick insights based on real data 🚀 Discover opportunities before anyone else — let AI work for you. | Powered by Questflow
questflow.aidata$0.50listed
AI Powered Creative Studio That Transforms Ideas Into Viral Social Content API
AI-powered creative studio that transforms ideas into viral social content. Generates scripts, designs visuals, and produces platform-optimized videos that capture your brand's voice and engage audiences. | Powered by Questflow
questflow.aisocial$0.50listed
Access consolidated token data through a single endpoint — combining market metrics, technical indic
Access consolidated token data through a single endpoint — combining market metrics, technical indicators, on-chain activity, and social sentiment. Designed for advanced token profiling, decision support, and agentic automation.
lokyai.comdata$0.0001listed
Access to arbitrage opportunities between Polymarket and Kalshi. Disclaimer: Opportunities are based
Access to arbitrage opportunities between Polymarket and Kalshi. Disclaimer: Opportunities are based on live market data and may expire if time passes. We do not guarantee opportunities, you are responsible for your own losses. Always confirm the math for arbitrage yourself. No warranties or liability.
workers.devdata$0.09listed
Add a new memory. This method is called every time the user informs anything about themselves, their preferences, or anything that has any relevant information which can be useful in the future conver
Add a new memory. This method is called every time the user informs anything about themselves, their preferences, or anything that has any relevant information which can be useful in the future conversation. This can also be called when the user asks you to remember something.
toolkit.devai$0.01listed
AgentNOMOS CVE Intelligence
AgentNOMOS CVE Vulnerability Intelligence Lookup: Keyword, vendor or product search against the NIST NVD database. Returns per CVE: cve_id, published date, CVSS base score and vector string, attack vector, CWE class, description excerpt, references and the NVD detail URL. Source is NIST NVD only — no CISA KEV and no MITRE ATT&CK integration. For automated security checks and agent workflows.
tooloracle.io-$0.005listed
AgentNOMOS Macro Indicators
AgentNOMOS Macroeconomic Indicator Snapshot: six US macro feeds in one call — Fed funds rate with next FOMC date, CPI and PCE inflation with deviation from the Fed target, nonfarm payrolls and unemployment, GDP with annualized growth, Treasury 2Y/10Y yields with curve status and 30Y mortgage rate, and consumer sentiment. Sourced from FRED (Fed, BLS, BEA, US Treasury, U. Michigan). Cached, not real-time. Raw values only: no forecast, no trading signal.
tooloracle.io-$0.01listed
AgentNOMOS XRPL RLUSD Integrity
AgentNOMOS XRPL RLUSD Integrity Check: Cross-verifies Ripple USD (RLUSD) across three sources in one call — DeFiLlama peg price and market cap, XRPL on-chain circulating supply via gateway_balances on the issuer account, and live XRPL DEX orderbook offers. Returns per-source results, an integrity summary with sources_checked and sources_ok, and flags such as SUPPLY_MISMATCH with severity and detail.
tooloracle.io-$0.03listed
Analyze Google search results for a keyword. Returns organic results, featured snippet, People Also Ask, SERP features. SQS: 96/100.
Analyze Google search results for a keyword. Returns organic results, featured snippet, People Also Ask, SERP features. SQS: 96/100.
strale.io-$0.01listed
Analyze a job posting. Extracts title, skills, salary range, remote policy, benefits, red flags, culture signals. Accepts URL or text. SQS: 97/100.
Analyze a job posting. Extracts title, skills, salary range, remote policy, benefits, red flags, culture signals. Accepts URL or text. SQS: 97/100.
strale.io-$0.01listed
Anomaly API
Before your agent verifies a 'hotter than normal' claim, reports climate exposure or settles an anomaly-based trigger: how far observed temperature, precipitation and wind departed from the WMO 1991-2020 climatological normal, for any GPS point or city over a date range within the ingested Copernicus ERA5 window (rolling 30 years for temperature and precipitation, rolling ~5 years for wind).
invoket.com-$0.01listed
Arkham x402
Get Arkham transfers for a transaction. $0.40 per call.
arkm.com-$0.40listed
Article API
Before your agent cites, advises on or drafts against a French law: check the article is in force at a given date — consolidated text, status (in force / repealed / deferred) and validity dates, from the official Légifrance LEGI dataset. Covers 12 major French codes and statutes (civil, labor, commercial, tax/CGI and more).
invoket.com-$0.01listed
Automated By @aixbt Labs API
Automated by @aixbt_labs. Agent swarm assembling by Questflow | Powered by Questflow
questflow.aiai$0.50listed
Automated Twitter management system that handles daily project posts, monitors AI agent-related content for retweeting, and manages mentions requiring responses. Posts are scheduled for 8 AM daily wit
Automated Twitter management system that handles daily project posts, monitors AI agent-related content for retweeting, and manages mentions requiring responses. Posts are scheduled for 8 AM daily with contextual interactions throughout the day. | Powered by Questflow
questflow.aisocial$0.50listed
Availability API
Check a medication's availability before your agent orders or substitutes it: shortage reports from the French ANSM (data.ANSM) by CIS code or substance (INN/DCI) - status (rupture, risque_rupture, tension, remise_a_disposition, arret_commercialisation, or no_known_shortage), report dates, expected return and the official ANSM report URL. Honest by design: ANSM only records reported shortages, so the absence of a report is never a stock guarantee. French market scope: a US NDC key returns an honest FR-only coverage note. No account, no key, pay per call.
invoket.com-$0.01listed
Backlink Check API
Check backlinks for a domain via CommonCrawl and Google search. Returns linking domains, anchor text, dofollow/nofollow counts.
strale.io-$0.162listed
Batch API
Before your agent backtests parametric triggers over a site portfolio, verifies claims across parcels or scores weather exposure for an asset fleet: daily 2 m temperature, total precipitation and 10 m wind for up to 500 point/date queries in one call, from the Copernicus ERA5 reanalysis (temperature and precipitation: rolling 30-year window; wind: rolling ~5-year window). Each query takes lat+lon or a city name; an uncovered item is flagged via per-item coverage instead of failing the batch.
invoket.com-$0.015listed
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