BlockchainLive

Url Metadata

For technical SEO & metadata indexing: Extracts live, rich structured metadata from your URL (headers, redirects, favicons, title, description, canonical, meta tags, Open Graph, JSON-LD, etc).

$0.0023USDC per call · settled on Base · no subscription, no API key

Overview

For technical SEO & metadata indexing: Extracts live, rich structured metadata from your URL (headers, redirects, favicons, title, description, canonical, meta tags, Open Graph, JSON-LD, etc). Returns everything by default; query params narrow response (pass atomic field names, ex: ?fields=title,description or named groups: network,meta,og,twitter). ?omitEmpty=true trims tokens for AI agents. Obeys robots.txt. Supports GET & POST

Endpoint

MethodEndpointPriceDescription
POST/v1/marketplace/api/url-metadata$0.0023Invoke Url Metadata (Blockchain) and return the upstream response.

How to call it

Requests are paid per call over the x402 protocol. Call the endpoint, receive a 402 Payment Required quote, then repeat the request with the signed payment header. The SDKs do both steps for you.

# 1. Ask for a quote
curl -i -X POST https://api.jarvisclaw.ai/v1/marketplace/api/url-metadata \
  -H 'Content-Type: application/json' \
  -d '{}'

# 2. Pay it (the SDK signs and retries for you)
curl -X POST https://api.jarvisclaw.ai/v1/marketplace/api/url-metadata \
  -H 'Content-Type: application/json' \
  -H 'X-PAYMENT: <signed-payload>' \
  -d '{}'
Open in the marketplace

Docs: Getting started · x402 payments · x402 discovery · All APIs