Extracts all fields used for a page's share previews: the lightweight cards that repres…
Extracts all fields used for a page's share previews: the lightweight cards that represent the page on social platforms, chat apps, and AI. Obeys robots.txt. Supports GET & POST
by minifetch.com · discovered, not yet claimed by its owner · updated 2026-10-08
Mirrored from Coinbase's public x402 Bazaar. The description is the provider's own text and has not been reviewed here; the payment requirements are copied as published.
What it does
Extracts all fields used for a page's share previews: the lightweight cards that represent the page on social platforms, chat apps, and AI. Obeys robots.txt. Supports GET & POST
Tags: seo · link-preview · open-graph · social-card · metadata · bazaar
Call contract
- Method
- GET
- Input
- query parameters
- Output
- json
- Last paid call
- 2026-10-08
{
"url": "https://github.com"
}{
"results": [
{
"data": {
"description": "",
"favicons": [],
"minifetchCache": {
"cachedAt": "",
"expiresAt": "",
"hit": false
},
"og:description": "",
"og:image": "",
"og:site_name": "",
"og:title": "",
"og:type": "",
"og:url": "",
"proxy": {
"proxyType": "",
"proxyUrl": null,
"robotsTxt": {
"allowed": false
},
"userAgent": ""
},
"requestUrl": "",
"title": "",
"twitter:card": "",
"twitter:image": "",
"twitter:title": "",
"url": ""
}
}
],
"success": true
}Use with an agent
- Discover. Agents find this listing with
GET https://bazaar.saylorinnovations.com/discovery/search?query=…, the MCP toolsearch_resources, or/discovery/resources. - Inspect. Fetch
/resources/26448.jsonfor the price and payment options. - Pay. Call
GET https://minifetch.com/api/v1/x402/extract/url-preview. The provider answers402with its payment requirements. An x402 client signs one of the options below and retries withPAYMENT-SIGNATURE. - Execute. The provider returns
200with the data. Agent Bazaar is not in the request path and never sees your payment.
For humans
You don't need an account or an API key; you need a wallet holding a small amount of USDC on Base, Solana, and an x402-capable client (see the examples below). Call the endpoint unpaid first to see exactly what it asks for.
Pricing & payment
- Price
- $0.002 / request
- Protocol
- x402 v2
- Auth
- No account or API key. Pay per request.
- Networks
- Base, Solana
- Demand
- 3 calls · 3 unique payers in 30d (public x402 Bazaar data)
x402 payment requirements
| Scheme | Network | Asset | Amount | Pay to | Timeout |
|---|---|---|---|---|---|
| exact | Base eip155:8453 | USDC | $0.002 | 0xffA9155A0e4B3d8d42351Da226cC1feEe449686f | 300s |
| exact | Solana solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | USDC | $0.002 | 46vMcwuC4sK11sB3gkLhyA7J7GEwfkhn5rFyDtihBwqe | 300s |
accepts[] (raw JSON)
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xffA9155A0e4B3d8d42351Da226cC1feEe449686f",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "2000",
"amountUsd": 0.002,
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "46vMcwuC4sK11sB3gkLhyA7J7GEwfkhn5rFyDtihBwqe",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "2000",
"amountUsd": 0.002,
"maxTimeoutSeconds": 300
}
]Schemas
Output schema (JSON Schema)
{
"properties": {
"example": {
"properties": {
"results": {
"items": {
"properties": {
"data": {
"description": "Preview object returned.",
"properties": {
"description": {
"type": "string"
},
"favicons": {
"description": "Discovered icon entries",
"type": "array"
},
"minifetchCache": {
"description": "Minifetch cache state (~2-min TTL)",
"properties": {
"cachedAt": {
"type": "string"
},
"expiresAt": {
"type": "string"
},
"hit": {
"type": "boolean"
}
},
"type": "object"
},
"og:description": {
"type": "string"
},
"og:image": {
"type": "string"
},
"og:site_name": {
"type": "string"
},
"og:title": {
"type": "string"
},
"og:type": {
"type": "string"
},
"og:url": {
"type": "string"
},
"proxy": {
"description": "Fetch provenance",
"properties": {
"proxyType": {
"type": "string"
},
"proxyUrl": {
"type": [
"string",
"null"
]
},
"robotsTxt": {
"properties": {
"allowed": {
"type": "boolean"
}
},
"type": "object"
},
"userAgent": {
"type": "string"
}
},
"type": "object"
},
"requestUrl": {
"description": "URL as requested, before redirects",
"type": "string"
},
"title": {
"type": "string"
},
"twitter:card": {
"type": "string"
},
"twitter:image": {
"type": "string"
},
"twitter:title": {
"type": "string"
},
"url": {
"description": "Final URL after redirects",
"type": "string"
}
},
"type": "object"
}
},
"type": "object"
},
"type": "array"
},
"success": {
"type": "boolean"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}Example shape — generated from the schema, not a captured live response
{
"example": {
"results": [
{
"data": {
"description": "string",
"favicons": [
"value"
],
"minifetchCache": {
"cachedAt": "string",
"expiresAt": "string",
"hit": true
},
"og:description": "string",
"og:image": "string",
"og:site_name": "string",
"og:title": "string",
"og:type": "string",
"og:url": "string",
"proxy": {
"proxyType": "string",
"proxyUrl": "string",
"robotsTxt": {
"allowed": null
},
"userAgent": "string"
},
"requestUrl": "string",
"title": "string",
"twitter:card": "string",
"twitter:image": "string",
"twitter:title": "string",
"url": "string"
}
}
],
"success": true
},
"type": "string"
}Examples
curl -X GET 'https://minifetch.com/api/v1/x402/extract/url-preview'
# -> 402 Payment Required; read PAYMENT-REQUIRED
# retry the identical request with PAYMENT-SIGNATUREconst res = await fetch("https://minifetch.com/api/v1/x402/extract/url-preview", {
"method": "GET"
});
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}import httpx
res = httpx.request("GET", "https://minifetch.com/api/v1/x402/extract/url-preview")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerDetails
- Provider
- minifetch.com
- Endpoint
- https://minifetch.com/api/v1/x402/extract/url-preview
- Machine-readable
/resources/26448.json