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MCP Registry Radar Micro Dataset – Data Vending x402
x402
MCP Registry Radar Micro Dataset – Data Vending x402 is a paid API for AI agents from data-vending.869biz.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-15).
Downloads a micro-tier JSON dataset of MCP registry radar entries (top 2 items with titles and source counts), paid per-call via x402 USDC with no API key required.
Price / call$0.002
Success—
StatusUnknown
How this service works
HTTP-native dataset vending for autonomous AI agents. No signup, no API key — discover, pay USDC via x402, get clean JSON. Human-designed data with provenance and conservation revenue share.
Output
A JSON object containing the dataset SKU ('tech.mcp_registry_radar.micro.v1'), tier name ('micro'), up to 2 MCP registry items each with a title and source_count, the as_of_date of the data, and a pointer to the next upgrade tier SKU.
Example use cases
Example prompt
“Fetch me the micro-tier MCP Registry Radar dataset using my base-usdc payment rail — I already have a quote ID and just need the top 2 MCP registry entries with their source counts.”
Technical details
Endpoint
GEThttps://data-vending.869biz.com/v1/datasets/tech.mcp_registry_radar.micro.v1/downloadWhen to prefer
Use this endpoint when an AI agent needs a quick, no-signup, pay-per-call sample of MCP registry radar data (up to 2 items) settled in USDC via x402 micropayment protocol. Prefer over alternatives when operating autonomously without pre-arranged API credentials, or when you only need a lightweight micro-tier snapshot of the MCP registry landscape.
Side effects
- Invalid or expired quote_id returns payment error
- Unsupported rail_id value (not solana-usdc or base-usdc) returns validation error
- Payment not confirmed on-chain returns 402 Payment Required
- Network timeout or service unavailability returns 5xx
- Attempting to download without completing payment flow returns 402
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| rail_id | string | Payment rail: solana-usdc or base-usdc |
| quote_id | string | Quote id from GET .../quote |
Output
Schema · Response
{
"type": "json",
"example": {
"sku": "tech.mcp_registry_radar.micro.v1",
"tier": "micro",
"items": [
{
"title": "string",
"source_count": 1
}
],
"as_of_date": "2026-06-06",
"item_limit": 2,
"upgrade_to": "tech.mcp_registry_radar.probe.v1"
}
}Tags
x402
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