Api Endpoint

argonaut-crypto-headline-pulse.vercel.app

Fresh crypto news and source-linked Bitcoin, Ethereum, Base, and market headlines from four independent publisher feeds, with deterministic topic filtering and no generated claims.

Open interactive test console

Offering

Provider: argonaut-crypto-headline-pulse.vercel.app
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Web Search Research
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://argonaut-crypto-headline-pulse.vercel.app/api/v1/headlines
MIME type: application/json
First seen: 2026-10-16T02:01:31.612Z
Last seen: 2026-11-04T03:13:49.421Z
Tags: fresh-crypto-news, crypto-market-news, bitcoin-news, ethereum-news, base-news, source-linked-headlines, RSS, X402

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.007 USDC
Atomic price: 7000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "7000",
    "payTo": "0x5e2023b1D1366d6366E768fe432AD627bfAa5d57"
  }
]

Observed health

Status: Healthy
Latest latency: 51 ms
Average latency: 501 ms
HTTP status: 402
Last checked: 2026-11-04T03:13:49.415Z
Reachability: 100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "topic": {
          "type": "string",
          "minLength": 1,
          "maxLength": 80,
          "description": "Optional case-insensitive phrase matched against headlines, summaries, and categories."
        },
        "limit": {
          "type": "integer",
          "minimum": 1,
          "maximum": 20,
          "default": 10
        }
      },
      "additionalProperties": false
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "required": [
    "input"
  ],
  "properties": {
    "input": {
      "type": "object",
      "required": [
        "type",
        "method"
      ],
      "properties": {
        "type": {
          "type": "string",
          "const": "http"
        },
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "type": "object",
          "properties": {
            "limit": {
              "type": "integer",
              "default": 10,
              "maximum": 20,
              "minimum": 1
            },
            "topic": {
              "type": "string",
              "maxLength": 80,
              "minLength": 1,
              "description": "Optional case-insensitive phrase matched against headlines, summaries, and categories."
            }
          },
          "additionalProperties": false
        }
      },
      "additionalProperties": false
    },
    "output": {
      "type": "object",
      "required": [
        "type"
      ],
      "properties": {
        "type": {
          "type": "string"
        },
        "example": {
          "type": "object"
        }
      }
    }
  }
}