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Crypto Agent Brief API – Trending Endpoint
x402
Crypto Agent Brief API – Trending Endpoint is a paid API for AI agents from price-bot-production-4d6a.up.railway.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).
Returns a list of trending cryptocurrencies with LLM-ready summaries including price, technical analysis, and market context.
Price / call$0.001
Success—
StatusUnknown
How this service works
x402 pay-per-call crypto trading intelligence for AI agents. Get live Bitcoin/ETH/SOL BUY/SELL/HOLD signals with support/resistance, volatility regime, risk, edge_score and invalidation — not raw CoinGecko dumps. Price: 0.01 USDC on Base per call. Best value: compare up to 5 coins + vs-BTC strength in one payment. Free routes use security: []. Paid routes require x402 (PAYMENT-SIGNATURE / X-PAYMENT) after HTTP 402. Free tease: GET /api/preview?q=btc (price only). Docs: /llms.txt.
Output
A ranked list of trending cryptocurrency assets, each accompanied by LLM-ready brief text covering current price, technical analysis highlights, and market context — formatted for direct consumption by AI agents or language models.
Example use cases
Daily crypto trend digest
“Pull me the top 10 trending crypto coins right now and give me a brief on each — I want to know which ones are getting buzz and why.”
Trading watchlist builder
“What are the 5 most trending tokens in crypto at the moment? I want to build a quick watchlist based on what's hot.”
Crypto newsletter content
“Grab the top 8 trending cryptocurrencies today so I can write up a short market pulse section for my newsletter.”
Technical details
Endpoint
GEThttps://price-bot-production-4d6a.up.railway.app/api/trendingWhen to prefer
Choose this endpoint when you need a pre-formatted, LLM-ready trending crypto brief without building your own aggregation pipeline. It is ideal for AI agents that need quick market context on the most-discussed tokens, especially in conversational or newsletter use cases where structured prose summaries are more useful than raw OHLCV data. Prefer this over raw exchange APIs when you want opinionated, analyst-style framing out of the box and are comfortable paying micro-fees ($0.01 USDC) per call via x402.
Side effects
- Payment not provided or invalid x402 payment header — returns 402 Payment Required
- Invalid limit parameter type (non-integer) — may return 400 Bad Request
- Upstream market data source unavailable — may return 500 or stale data
- Limit value out of supported range — may return empty list or error
- Network timeout from Railway-hosted service
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"losers": [],
"gainers": []
}
}Tags
x402
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