get_crypto_news
ActiveTool of Vibe Springs
declared in 1.0.0
Aggregated real-time cryptocurrency news feed with lexicon-based sentiment analysis and cross-outlet story clustering. Filters by topic, time-range, and sentiment bands. [PAID: $0.008 USDC per call via x402 on Base. First call without payment_signature returns the payment requirements.]
Parameters schema
{
"type": "object",
"properties": {
"limit": {
"type": "number",
"default": 20,
"description": "Max articles (1-50)"
},
"since": {
"type": "string",
"description": "ISO timestamp or shorthand 1h, 6h, 24h"
},
"topic": {
"type": "string",
"description": "Comma-separated keywords (e.g. bitcoin,ethereum)"
},
"maxSentiment": {
"type": "number",
"description": "Max sentiment score (-1 to 1)"
},
"minSentiment": {
"type": "number",
"description": "Min sentiment score (-1 to 1)"
},
"payment_signature": {
"type": "string",
"description": "Optional x402 payment token. Call the tool WITHOUT this first to receive payment requirements (price, payTo, asset, nonce rules), sign the exact-scheme EIP-712 USDC authorization with your wallet, then retry with this field set to the base64 token."
}
}
}No endpoints wrapped at confidence ≥ 0.70.
Parent server
Vibe Springs
https://github.com/chrispy90/vibesprings-mcp
2/7 registries