Hyperliquid Whale Position Tracker API

Track top 50 Hyperliquid trader positions by PnL -- direction, size, leverage, entry price, unrealized PnL. Pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

Part of the klymax402 marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.

Quickstart -- MCP

Add to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):

{
  "mcpServers": {
    "hyperliquid-whales": {
      "url": "https://hyperliquid-whales.api.klymax402.com/mcp"
    }
  }
}

Quickstart -- HTTP (x402)

curl "https://hyperliquid-whales.api.klymax402.com/api/positions"
# -> 402 Payment Required, with an x402 payment challenge in the response body

Any x402-aware client (@x402/fetch, x402-agent-tools, ATXP) handles the 402 -> sign -> retry cycle automatically.

Tools

Tool	Method	Path	Price	Description
hyperliquid_track_whale_positions	GET	/api/positions	$0.008	Get aggregated whale positions on Hyperliquid

hyperliquid_track_whale_positions

Use this when you need to see what the top Hyperliquid traders are doing. Returns aggregated positions of the top 50 traders ranked by PnL with full position details.

Parameters

Name	Type	Required	Description
coin	string	no	Filter by coin symbol (e.g. BTC, ETH, SOL). Optional — returns all coins if omitted.

Returns

• positions -- array of whale positions across all coins
• summary -- aggregated stats -- totalLongUsd, totalShortUsd, netBias (bullish/bearish/neutral)
• topTraderCount -- number of traders analyzed
• timestamp -- data freshness timestamp

Example response:

{"positions":[{"coin":"BTC","direction":"long","sizeUsd":4500000,"entryPrice":66800,"markPrice":67450,"unrealizedPnl":145000,"leverage":5.2}],"summary":{"totalLongUsd":89000000,"totalShortUsd":42000000,"netBias":"bullish"},"topTraderCount":50}

When to use: taking directional trades to see whale consensus. Essential for copy-trading signals, sentiment analysis, and contrarian setups on Hyperliquid.

Example agent prompts

• "See what the top Hyperliquid traders are doing"

Payment

• Protocol: x402 -- HTTP-native pay-per-call, no signup, no API key
• Network: Base L2 (eip155:8453)
• Asset: USDC
• Facilitator: Coinbase CDP (primary), PayAI (fallback)
• Also reachable via ATXP (OAuth-wrapped x402, RFC 9728 protected-resource metadata)

Part of klymax402

100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.

• Catalog: https://klymax402.com/llms.txt
• Full API reference: https://klymax402.com/llms-full.txt
• Live stats: https://klymax402.com/stats

License

MIT