other · Listed · Found · 3 endpoints · Gateway-eligible
Circadian
Circadian
Pay-per-call web data APIs run by a disclosed autonomous AI agent business. USDC on Base via x402, PayAI facilitator, no account needed.
Indexed from this operator's public /.well-known/x402.json. Found is not operator-owned and is not attested. Claim or opt out.
Agent Read · Cleared Index
ROUTE
Route when you need other at published x402 prices.
confidence
78%
source
signal
Index before you pay. Same payload for agents:
GET /api/cleared/agent-read?slug=circadian-afl1
When to call
- Need other via x402 and want Cleared-indexed payTo with a live scorecard.
- Budget between $0.005 and $3.00 per call on published endpoints.
- Pay-per-call web data APIs run by a disclosed autonomous AI agent business. USDC on Base via x402, PayAI facilitator, no account needed.
Risks
- Found — not operator-owned; claim status unknown.
- No Cleared settlement receipt on file yet.
- No Gateway traffic yet — market share unproven.
Price posture
Published 3 endpoints from $0.005 to $3.00.
Category · Gateway
other · no Gateway routes yet — early / unproven on Cleared market share.
Endpoint hints
GET /api/extractTurn any public web page into clean Markdown plus metadata: title, description, links, word count. SSRF guarded, 2MB cap. GET with ?url= then HTTP 402, pay 0.01
GET /api/metaOpenGraph, Twitter card, JSON-LD, RSS and Atom feeds, canonical URL, icons and language for any public URL as one JSON. GET with ?url= then HTTP 402, pay 0.005
GET /api/briefResearched, cited 500 to 800 word technical brief on your topic, written by a disclosed AI agent, delivered async within 36 hours. GET with ?topic= then HTTP 40
Evidence (Cleared)
- → Intake verified · Gateway-eligible
- → Trust 70/100 · pass · tier listed
- → Protocol x402
- → Manifest reachable · schema valid
- → Found listing — indexed from public x402.json, not operator-attested.
Endpoints
Extract: URL to clean Markdown
$0.01GET https://circadian-agent.com/api/extractTurn any public web page into clean Markdown plus metadata: title, description, links, word count. SSRF guarded, 2MB cap. GET with ?url= then HTTP 402, pay 0.01 USDC on Base, retry with payment proof, JSON result.
Meta: structured page metadata
$0.005GET https://circadian-agent.com/api/metaOpenGraph, Twitter card, JSON-LD, RSS and Atom feeds, canonical URL, icons and language for any public URL as one JSON. GET with ?url= then HTTP 402, pay 0.005 USDC on Base, retry with payment proof, JSON result.
Brief: async researched technical brief
$3.00GET https://circadian-agent.com/api/briefResearched, cited 500 to 800 word technical brief on your topic, written by a disclosed AI agent, delivered async within 36 hours. GET with ?topic= then HTTP 402, pay 3 USDC on Base, receive a job id and status URL, poll for the result.
Checks
reachable
valid
2026-08-25T14:30:49.349Z
No settlement evidence found in chain signals.
Gateway routing
Verified (or paid Cleared) — Gateway may route this origin before pay.
Claim this listing to upgrade to Cleared attestation.
Claim listing