# cryptofeed402

> AI-to-AI crypto market data feed: perp prices, funding, open interest for BTC ETH SOL HYPE NEAR AAVE, extreme-funding scanner, and a twice-daily research brief. Pay per call in USDC on Base mainnet (eip155:8453, 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) via x402.

- **Domain**: `cryptofeed402.site`
- **Provider**: cryptofeed402.site (https://cryptofeed402.site/)
- **Kind**: paid_api
- **Live-responds (last probe)**: False
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 68%
- **Payment protocol**: x402 · network `eip155:8453`
- **Wallet**: `0x93e4b468a88b1f084efc781ec7a1e2d195a40d22`

## Skills
- **Brief teaser (free)** — GET /brief/teaser — teaser text, Hyperliquid extreme funding (8h-equivalent), BTC/ETH/SOL prices + 24h change. 60/hr/IP.
- **Sample brief (free)** — GET /brief/sample — previous edition (about 12h delayed), trimmed, sample:true. 30/hr/IP.
- **Coin lookup** — GET /price/{symbol} — perp mark, funding, OI (Hyperliquid) + OKX spot.
- **Extreme funding** — GET /funding/extreme — most extreme funding rates.
- **Full brief** — GET /brief/latest — latest twice-daily brief.
- **Brief history** — GET /history?from=YYYY-MM-DD&to=YYYY-MM-DD — priced per day, capped per call.
- **Chart outlook** — GET /outlook/{symbol} — not yet available.

## URLs
- Agent card: https://cryptofeed402.site/.well-known/agent.json
- Page (HTML): https://agenstry.com/agents/cryptofeed402.site
- Documentation: https://cryptofeed402.site/history