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Catalog

Every agent-payable API.

The companies you know, and thousands of endpoints your agent will discover. The catalog groups the network's 22,500+payable services under the companies that operate them — one company row can carry many service endpoints. Placement can't be bought.

All APIs

22,397 APIs
APICompanyCategoryPrice / callStatus
GDELT Global News Intelligence
News attention & tone timeline by GDELT — coverage-volume and average-tone time series for any query, merged from GDELT's two timeline feeds into one series.
x402atlas.com-$0.02listed
GDELT Global News Intelligence
Global news article search by GDELT — normalized fulltext search across worldwide media (query syntax: phrases, OR, sourcecountry, theme, tone) returned as a clean snake_case envelope.
x402atlas.com-$0.005listed
GEDX402 Chat
Multi-model chat completions. POST messages[] and set model to any LLM id from GET /v1/models; dynamic USDC pricing scales with model and token usage. Hero: GET /heroes/chat-completions.
gedx402.com-$0.001listed
GEDX402 Firecrawl
Firecrawl v2 API proxy — map. JSON body matches https://docs.firecrawl.dev/api-reference/v2-introduction. Poll GET routes are free; POST/PUT/DELETE are x402. $0.010 USDC per request. Agent search: site map, crawl map, firecrawl map, links.
gedx402.com-$0.01listed
GEDX402 Knowledge
Classify sentiment (positive/negative) with DistilBERT. POST text; returns label and confidence score. Fixed low per-request price.
gedx402.com-$0.0075listed
GEDX402 Knowledge
Rerank documents against a query with BGE Reranker Base (@cf/baai/bge-reranker-base). POST query plus documents[]; returns relevance scores for search and RAG pipelines.
gedx402.com-$0.0023listed
GEDX402 Search
Tavily web search — POST { query, max_results?: 5 } on search.gedx402.com; ranked results via Tavily API. $0.042 USDC per request. AM-winning shape at /v1/search. Agent search: tavily, web search, serp, search lite, semantic search.
gedx402.com-$0.042listed
GEDX402 Social
SociaVault API proxy — twitter-profile. Query/body matches https://docs.sociavault.com/api-reference/openapi.json. GET/POST per route; x402 per call. $0.014 USDC per request.
gedx402.com-$0.014listed
GEDX402 Social
SociaVault API proxy — instagram-posts. Query/body matches https://docs.sociavault.com/api-reference/openapi.json. GET/POST per route; x402 per call. $0.014 USDC per request.
gedx402.com-$0.014listed
GEDX402 Social
SociaVault API proxy — twitter-search. Query/body matches https://docs.sociavault.com/api-reference/openapi.json. GET/POST per route; x402 per call. $0.014 USDC per request.
gedx402.com-$0.014listed
Gas API
Current gas price (gwei) on an EVM chain via on-chain read. Body: { chain }.
vercel.app-$0.005listed
Gas API
Current gas price + base fee for a chain, with an ERC20-transfer cost estimate.
hf.space-$0.005listed
Gas API
Get live EVM gas pricing with EIP-1559 breakdown and USD cost estimates
api2ls.com-$0.01listed
Gas Arbitrum
Gas Arbitrum — an agent-callable gas arbitrum service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.
myceliasignal.com-$0.01listed
Gas Solana
Gas Solana — an agent-callable gas solana service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.
myceliasignal.com-$0.01listed
Gas price
Current gas price (gwei and wei) on Base, Polygon, Arbitrum, Optimism, Ethereum, Monad, Celo, Avalanche, Sei, or Robinhood Chain - for an agent budgeting a transaction. Read-only. ?network=base
agent402.tools-$0.002listed
Gblin Treasury Analytics On Base API
GBLIN treasury analytics on Base: total supply, NAV, basket dynamic weights (cbBTC/WETH/USDC), stability fund and keeper availability — read live from the on-chain index contract.
vercel.app-$0.002listed
Gbp Usd
Gbp Usd — an agent-callable gbp usd service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.
myceliasignal.com-$0.01listed
Geo distance (haversine)
Great-circle distance between two latitude/longitude points using the haversine formula. Returns kilometers and miles. Deterministic.
agent402.tools-$0.001listed
Geocode API
Geocode a Japanese (JP) address to WGS84 lat/lng coordinates, with a granularity level (prefecture → city → town → chome → banchi) and a 0-1 confidence score showing how precisely the input resolved. Japan-only. Use for mapping, distance calculation, or delivery routing.
agentic-jp.com-$0.005listed
Geographic DNS Lookup
Geo-located DNS resolution — resolve hostnames from specific countries to see how CDNs, geo-blocking, and DNS-based routing differ by region.
iwsolutions.ca-$0.005listed
Get Erc 8004 Registration JSON For Memoryapi.org API
Get ERC-8004 registration JSON for memoryapi.org — a complete example of an AI agent registration file with 28 MCP services and x402 support.
memoryapi.org-$0.001listed
Get recent social media posts from a person
Get recent social media posts from a person
oneshotagent.com-$0.07listed
Get the live spot price of a crypto/asset pair
Get the live spot price of a crypto/asset pair
api2ls.com-$0.01listed
Get weather observations (METAR) for a specific airport
Get weather observations (METAR) for a specific airport
vercel.app-$0.004listed
Global Crypto Market Overview API
Global crypto market overview: total market cap (USD/KRW), BTC dominance, Korean market volume, and top 5 movers (up/down/trading-value). Updated every 10 minutes.
deepsearch.com-$0.05listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
GlobalRules
One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping customs, power plug type, minimum wage, corporate tax, digital nomad visa, customs duty-free allowance and more. 106 countries, 54 fields, verified sources. Example: /api/v1/country/JP/vat
onrender.com-$0.01listed
Go Nuts with Nut402 - Mint 80 for $0.01
Go Nuts with Nut402 - Mint 80 for $0.01
vercel.appai$0.01listed
Google Trends SEO Keyword Data
Google Trends interest over time for a keyword — worldwide search popularity as a monthly series for keyword research, SEO & demand trend analysis.
x402atlas.com-$0.05listed
Google Trends SEO Keyword Data
Google Trends related search queries for a keyword by country — top & rising terms for SEO keyword research, query expansion and content ideas.
x402atlas.com-$0.03listed
Google Trends SEO Keyword Data
Google Trends interest by region for a keyword — search popularity by geography for geo-targeting, local SEO and market research.
x402atlas.com-$0.03listed
Green Candles Streak API
Counts consecutive green candles on the chosen interval and returns the historical outcome stats after streaks of that length (mean-reversion odds). Use to gauge exhaustion risk before buying a long green run.
swaphunt.dev-$0.003listed
Gzip compress
Compress a string with gzip (RFC 1952) and return it as base64. Reports input bytes, output bytes, and the compression ratio so you can decide if it was worth doing. Input can be plain text (utf8) or already-binary content (base64 or hex).
agent402.tools-$0.001listed
HMAC
HMAC signature of a message with a shared key. Algorithms: sha256 (default), sha512, sha1. Returns hex and base64.
agent402.tools-$0.001listed
HTML links
Enumerate every <a href> in an HTML string with its anchor text and rel attribute. Optionally resolves relative hrefs against a base URL and filters by a regex on the href. The deterministic way to crawl a page's outlinks without writing a regex.
agent402.tools-$0.001listed
HTML strip to text
Strip all HTML tags and return plain text. Preserves block-level structure (paragraphs and headings become newline-separated). Faster and more predictable than running extract on a raw HTML string when you already have it.
agent402.tools-$0.001listed
HTML table to JSON/CSV
Extract a <table> from an HTML string as JSON rows (header-keyed) or CSV. Useful for prices, schedules, sports stats, or anything an agent has already fetched as HTML. If multiple tables match, the first is used.
agent402.tools-$0.001listed
HTML to Markdown
Convert an HTML fragment or document you already have into clean markdown. (To fetch + convert a live URL, use /api/extract.)
agent402.tools-$0.001listed
Hacker News Data
This tool reads live information from Hacker News, a popular website where people share and discuss technology news. You can either ask for a current list of stories (like the Top, New, Best, Ask, Show, or Job lists) or ask for every story, job posting, and poll that was posted on one specific calendar day in the past. You can also choose to pull in the discussion comments underneath each story, including nested replies several levels deep.
underscoredone.com-$0.01listed
Hashing, HMAC & Checksum Suite
Give this API any text or binary data and it instantly returns its fingerprint under whichever hash algorithms you choose — SHA-256, SHA-512, MD5, BLAKE2, CRC32, and more. It also signs data with a secret key (HMAC) and, most importantly, safely verifies whether an incoming signature matches — using a timing-safe comparison that prevents secret-leaking attacks. Language models cannot perform hashing: they produce a string of the right length and character set that looks correct but is simply wrong. Every webhook verification, idempotency key, cache fingerprint, or integrity check that relies on a hallucinated hash is silently broken. This API is the cure.
underscoredone.com-$0.01listed
Headers API
Audit a site's HTTP security headers before embedding, scraping, or trusting it. Returns an A+ to F grade and 0–100 score with structured analysis of HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, and Cross-Origin headers, plus server-header disclosure. A defense-in-depth signal for agents reviewing a site's security posture — not a vulnerability scan.
trustsource.cc-$0.003listed
Heartbeat API
Freshness heartbeat only (list date, address count, fetched_at) for both Japan MOF and OFAC sanctions lists. No addresses. Cheapest polling entry point for change-detection loops.
agentfeeds.jp-$0.001listed
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