x402 List

x402 Protocol Service Directory

CyberDyne x402 Services

Data

Two machine-payable HTTP APIs over x402 (USDC on Base, PayAI keyless facilitator — no account, no API key). POST /api/seo-audit fetches a URL and returns a weighted on-page technical SEO audit (title, meta, canonical, Open Graph, headings, alt text, structured data, word count) with a 0–100 score. POST /api/extract fetches a URL and returns clean markdown + plain text with boilerplate stripped, for LLM ingestion pipelines. Flat $0.01 per call, pay-per-request, no sign-up. A paid MCP surface at /mcp exposes the same tools; tools/list is free and tools/call is x402-gated per call. Machine-readable manifest at /.well-known/x402.

Pay from $0.01 per request in USDC on Base, settled onchain via the x402 protocol, no signup, no API key needed.

listed 2026-07-30 · no on-chain settlement recorded yet

BASE URL https://cyberdyne.linuxlabs.dk WEBSITE https://cyberdyne.linuxlabs.dk/x402 ENDPOINTS 2 NETWORK Base ASSET USDC MEMBER SINCE 2026-07-30 MONITORED SINCE 2026-07-30

ASSESSMENT

updated 2h ago

Evidence-backed signals, not a single score. Click any chip for the proof. Measured values stay read-only; unknown is honest.

reliability 100%
uptime 24h
-
uptime 7d
-
uptime 30d
-
uptime 90d
-
response p95
177ms
avg response
177ms
total checks
1
compliance A (13/14): declares the current x402 version (2)

13 of 14 x402 conformance checks pass; failing: declares the current x402 version (2). Full checklist below.

jump to compliance checklist

price $0.01 (p60 in Data)
price (min)
$0.01
category percentile (min)
p60 in Data
endpoints / prices
2 / 1
model
flat
stability
100%
risk clean

No deterministic risk flag. Risk fires only on an exact blocklist match, or a reserved-brand name with a mismatched verified payTo. Never from low uptime, a high price, or a model guess.

domain age
-
registrar
-
hosting
custom
domain created
---

Identity facts, not a risk score.

traction $0 30d · 0 buyers
volume 30d
$0
buyers 30d
0
settlements 30d
0
first settlement
---
last settlement
---
top buyer share
-
trend 7d vs 30d
-
networks
eip155:8453
volume all-time
$0
settlements all-time
0
median settlement 30d
$0
max settlement 30d
$0
settled via
-

Conservative undercount: only USDC settlements via facilitators we measure are counted. A measured floor, not an estimate.

Top buyer share is a concentration signal, not part of the ranking score.

WHAT IT DOES

ai-derived

Provides URL content extraction and SEO audit services returning markdown/text and SEO scores respectively.

category
seo-tools
in
body
content-extractionseo-analysisurl-processing

AI-generated summary. The measured data is never altered by it.

ENDPOINTS

Service endpoints with HTTP method, path, description, pricing, and network
METHOD PATH DESCRIPTION PRICE NETWORK ASSET
POST /api/extract Fetch a URL and return readable content as clean markdown and plain text (boilerplate stripped). Useful for LLM ingestion pipelines. $0.01 Base USDC
POST /api/seo-audit Fetch a URL and return a weighted on-page SEO audit (title, meta, canonical, OG, headings, alt text, structured data, word count) with a 0–100 score. Signal tool, not a spec validator. $0.01 Base USDC
2 endpoints

REQUEST / RESPONSE EXAMPLE

An unpaid request to POST /api/extract returns HTTP 402 with the payment terms. Settle onchain via your facilitator, then retry with the X-Payment header.

// request
curl -i -X POST 'https://cyberdyne.linuxlabs.dk/api/extract'
// 402 response (captured by monitor) · 2 payloads · click to expand
[
  {
    "error": "payment required: resend with X-PAYMENT header",
    "accepts": [
      {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0xbeeA850484e1cC673e62065d93c8E84C809c4E60",
        "scheme": "exact",
        "network": "base",
        "mimeType": "application/json",
        "resource": "https://cyberdyne.linuxlabs.dk/api/extract",
        "description": "Fetch a URL and return readable content as clean markdown and plain text (boilerplate stripped). Useful for LLM ingestion pipelines.",
        "maxAmountRequired": "10000",
        "maxTimeoutSeconds": 120
      }
    ],
    "x402Version": 1
  },
  {
    "error": "payment required: resend with X-PAYMENT header",
    "accepts": [
      {
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "payTo": "0xbeeA850484e1cC673e62065d93c8E84C809c4E60",
        "scheme": "exact",
        "network": "base",
        "mimeType": "application/json",
        "resource": "https://cyberdyne.linuxlabs.dk/api/seo-audit",
        "description": "Fetch a URL and return a weighted on-page SEO audit (title, meta, canonical, OG, headings, alt text, structured data, word count) with a 0–100 score. Signal tool, not a spec validator.",
        "maxAmountRequired": "10000",
        "maxTimeoutSeconds": 120
      }
    ],
    "x402Version": 1
  }
]

OVER TIME

All charts share the 90d window selected here. Every series is also served as JSON at /api/v1/services/cyberdyne-x402-services/price, /scores, /volume and /buyers. On-chain volume and distinct buyers are measured over the service's settlement address and are a conservative undercount (only settlements that reach a measured facilitator are counted). The on-chain series roll up hourly, so the latest day can be up to about an hour behind; distinct buyers are counted per payout address, so a service that settles to more than one address is an upper bound.

UPTIME
07-30 · uptime 100.0% · 218ms avg07-3007-30
90d UPTIME 100%
RESPONSE TIME
07-30 · 218ms avg07-30 · 218ms avg07-3007-30
AVG RESP 232ms
PRICE (captured 402, USD)
building price history ($0.01)

Median across 2 endpoints. Use the selector to isolate one.

SUB-SCORES (uptime + x402 compliance)
building assessment history (1 day so far)
VOLUME (on-chain settlement, USD)
no on-chain volume yet
DISTINCT BUYERS
no distinct buyers yet

COMPLIANCE

13/14 checks pass · grade A · failing: declares the current x402 version (2)
  • 402 payload captured
  • accepts[] array present
  • payTo address recoverable
  • payTo at accepts[0].payTo (conformant shape)
  • payTo is a valid on-chain address
  • atomic price declared
  • atomic price in a sane range
  • asset (token) address declared
  • network resolves to CAIP-2
  • payment scheme declared
  • served over HTTPS
  • declares the current x402 version (2)
  • EIP-712 domain parameters present on every EVM entry
  • x402 v2 envelope delivered in the payment-required header

SITE PILLARS

  • homepage reachable
  • openapi doc
  • pricing page
  • llms.txt
  • robots.txt
  • terms page
recent checks (9) · click to expand
TIME STATUS RESP
● SLOW 349ms
● SLOW 492ms
● OK 189ms
● OK 211ms
● OK 120ms
● OK 195ms
● OK 243ms
● OK 115ms
● OK 177ms

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