# BTC/ETH/SOL/XRP/DOGE Cross-Exchange Perpetual Funding Divergence Signal

> BTC/ETH/SOL/XRP/DOGE Cross-Exchange Perpetual Funding Divergence Signal is a paid API for AI agents from clonecho.builda.company, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-15).

Returns annualized perpetual funding rates per venue (OKX, Hyperliquid, KuCoin) for BTC, ETH, SOL, XRP, and DOGE, plus carry-arb spreads ranked by opportunity size.

## Facts

- Endpoint: POST https://clonecho.builda.company/x402/funding-divergence
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/btc-eth-sol-xrp-doge-cross-exchange-perpetual-funding-divergence-signal-ae685e4d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_vIyFMLnmwF0ruYDWBOu7L

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability btc-eth-sol-xrp-doge-cross-exchange-perpetual-funding-divergence-signal-ae685e4d -d '<json body>'
```

Example prompt: Can you pull the latest cross-exchange funding rate divergence for BTC, ETH, SOL, XRP, and DOGE across OKX, Hyperliquid, and KuCoin, and tell me which carry-arb spread is the biggest right now — which venue to long and which to short?

## When to prefer this

Use this endpoint when you need a pre-computed, ranked view of perpetual funding rate arbitrage opportunities across OKX, Hyperliquid, and KuCoin for the top 5 crypto assets (BTC, ETH, SOL, XRP, DOGE), saving the effort of querying each exchange individually and computing spreads yourself.

## Known failure modes

- Upstream exchange API outage causing stale or missing funding rate data
- Payment not fulfilled resulting in 402 response
- Rate limit exceeded returning 429
- Partial data if one exchange is temporarily unavailable

## How this service works

Cross-exchange perp funding divergence for BTC/ETH/SOL/XRP/DOGE across OKX, Hyperliquid, KuCoin: annualized funding per venue + the carry-arb spread (which venue to long vs short), ranked by opportunity size. A computed arbitrage signal. Returns JSON.

## Output

A JSON object containing annualized perpetual funding rates for BTC, ETH, SOL, XRP, and DOGE on OKX, Hyperliquid, and KuCoin, along with computed carry-arb spreads indicating which venue to long and which to short, all ranked by opportunity size descending.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/btc-eth-sol-xrp-doge-cross-exchange-perpetual-funding-divergence-signal-ae685e4d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from clonecho.builda.company](https://www.zero.xyz/host/clonecho.builda.company/llms.txt)