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HARS-Zero Signal API

https://hars.cryptotavern.xyz/paid/extract
● healthy ai

Utility API for AI agents — fetch URLs, extract structured HTML, summarize text, get live FX rates, and geocode addresses. Pay per call in USDC on Base or Solana via x402. No API keys, no subscriptions. Sub-cent pricing optimized for high-volume agent loops.

Category
ai
Chains
base, eip155:8453, solana, solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp
Price
$0.0020–$0.0050 USDC

Quality grade

How grading works
C+ 60.0 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 402)
Payability 20.0 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✓ Publishes a /.well-known/x402 descriptor
  • ✓ Payment address on record
  • ✓ Settlement network declared
  • ✓ Price declared
Demand 0.0 / 40
0 distinct payers, 0 USDC transfers in the last 30 days
Owner verified 0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 9 h ago. On-chain activity last read 11 d ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

5 resource(s) advertised by this origin.

https://hars.cryptotavern.xyz/paid/extract

Pay $0.0030 USDC on Solana — settlement in ~400ms. Asset: USDC SPL (EPjFWdd5...). Receiver: HARS-Zero.

https://hars.cryptotavern.xyz/paid/fetch

Pay $0.0020 USDC on Solana — settlement in ~400ms. Asset: USDC SPL (EPjFWdd5...). Receiver: HARS-Zero.

https://hars.cryptotavern.xyz/paid/fx

Pay $0.0020 USDC on Solana — settlement in ~400ms. Asset: USDC SPL (EPjFWdd5...). Receiver: HARS-Zero.

https://hars.cryptotavern.xyz/paid/geocode

Pay $0.0030 USDC on Solana — settlement in ~400ms. Asset: USDC SPL (EPjFWdd5...). Receiver: HARS-Zero.

https://hars.cryptotavern.xyz/paid/summarize

Pay $0.0050 USDC on Solana — settlement in ~400ms. Asset: USDC SPL (EPjFWdd5...). Receiver: HARS-Zero.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X GET https://hars.cryptotavern.xyz/paid/extract  # expect HTTP 402 Payment Required (about $0.002/call)
/.well-known/x402.json
https://hars.cryptotavern.xyz/.well-known/x402

Listed in

Directories this entry was found in.

cdp-bazaar x402scan