x402 resource directory

Find paid HTTP operations and MCP tools by URL, host, method or tool name. Compare payment terms across networks and catalogs.

Distinct HTTP URLs
162,809
Distinct MCP URLs
43
Catalog observations
263,972
URLs with a 402 in 7 days
1,608
Network identifiers
181

These results as JSON · Clear filters

POST https://aipaygen.com/sql · 2 observations
Natural language to SQL — describe what you want, get a query

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/stream/analyze · 2 observations
Streaming analysis — SSE events as Claude analyzes content

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/stream/chat · 2 observations
Streaming chat — SSE events for multi-turn AI conversation

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/stream/research · 2 observations
Streaming research — SSE events as Claude researches a topic

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/stream/write · 2 observations
Streaming write — SSE events as Claude writes content

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/summarize · 2 observations
Claude summarizes long text or articles into key points

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/tag · 2 observations
Auto-tag content with relevant labels

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/test-cases · 2 observations
Generate test cases for code or requirements

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/think · 2 observations
Deep reasoning with extended thinking

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/timeline · 2 observations
Generate a timeline from events or topics

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/transform · 2 observations
Transform text with any instruction — rewrite, reformat, clean, expand, condense

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/translate · 2 observations
Claude translates text to any language

aipaygen.com profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0050 (USDC)
    agentic.market · seen
POST https://aipaygen.com/v1/ask_llm · 3 observations
Send a prompt to an open-weight LLM (Llama 3.3 70B, or Llama 3.1 8B for speed) and get the answer. Pay per call with no account or API key: drafting, rewriting, reasoning, code help, brainstorming.

aipaygen.com profile

  • Base · exact
    $0.0040 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0040 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports 1 calls and 1 unique payers in 30 days. Last call .
  • Base · exact
    $0.0040 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/book_search · 3 observations
Find books by title, author, subject or ISBN across 40M+ records in Open Library: authors, first published year, editions, page count, ISBNs, subjects, ratings and cover image.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
POST https://aipaygen.com/v1/classify_text · 3 observations
Sort text into your own labels (support ticket routing, intent, topic, spam, lead quality) or, with no labels, get its sentiment (positive, negative, neutral). Returns the best label, a confidence and a one-line reason.

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/clinical_trials · 3 observations
Search 500k+ clinical studies worldwide on ClinicalTrials.gov by condition, drug or keyword: status (recruiting, completed...), phase, sponsor, enrollment, start date, countries and the study link.

aipaygen.com profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0020 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0020 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/company_profile · 3 observations
Build a company profile from just a domain: name, description, logo, location, social profiles, public contact info, domain age, email and hosting providers, key tech stack, and business signals (takes payments, hiring, runs ads...). One call instead of six.

aipaygen.com profile

  • Base · exact
    $0.0100 (USDC)
    Recipient 0x366D488a48de1B2773F3a21F1A6972715056Cb30
    PayAI · seen
  • Base · exact
    $0.0100 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0100 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/country_info · 3 observations
Facts about any of 250 countries and territories by name or ISO code: official name, capital, region, currencies, languages, calling codes, internet domain, neighbors, area, coordinates and flag.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/crypto_price · 3 observations
Live USD price, 24h change, market cap and volume for any cryptocurrency by ticker or name (BTC, ETH, SOL, PEPE... 15,000+ coins), plus the market-wide Fear & Greed index.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/currency_convert · 3 observations
Convert money between 30+ currencies (USD, EUR, GBP, JPY, CAD, AUD, CHF, CNY, INR, BRL, MXN...) at European Central Bank reference rates, for today or any date back to 1999.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
POST https://aipaygen.com/v1/data_convert · 3 observations
Convert data between formats: JSON to CSV, YAML or XML, and CSV to JSON, YAML or XML (header row becomes keys, numbers and booleans typed). Handles quoted CSV fields and nested JSON.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/date_calc · 3 observations
Date math agents get wrong: days and business days between two dates (skipping weekends and a country's public holidays), add or subtract days or business days, and facts about a date (weekday, ISO week, quarter, day of year, leap year).

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    PayAI · seen
  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/defi_tvl · 2 observations
Total value locked (TVL) in DeFi from DefiLlama: the top chains ranked by TVL, one chain's TVL and rank, or one protocol's TVL (aave, uniswap, lido, ...). Use it to compare ecosystems or size a protocol.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen
GET https://aipaygen.com/v1/defi_yields · 2 observations
Best DeFi yields from DefiLlama's 15,000+ pools: filter by chain, protocol, token and stablecoin-only, with APY (base + rewards), 30-day mean, TVL, impermanent-loss risk and a trend outlook. Use it to find where to park USDC or compare lending rates.

aipaygen.com profile

  • Base · exact
    $0.0010 (USDC)
    Recipient 0xebA22e8CD05Cb72A2F913099D6cCA666DD6D35B0
    Coinbase CDP · seen
    Coinbase CDP reports Last call .
  • Base · exact
    $0.0010 (USDC)
    agentic.market · seen

Counts describe directory coverage, including testnets. Each resource groups the same URL, HTTP method or MCP tool across sources. A catalog sighting records published terms. A live 402 records the endpoint’s reply to an unpaid request.