# claw402 BTC Pi Cycle Indicator

> claw402 BTC Pi Cycle Indicator is a paid API for AI agents from claw402.ai, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).

Returns the Bitcoin Pi Cycle Top indicator data, used to predict Bitcoin market cycle peaks

## Facts

- Endpoint: GET https://claw402.ai/api/v1/coinank/indicator/btc-pi
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/claw402-btc-pi-cycle-indicator-8e40e70b
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-iBglT549PI__yEwHiVVq

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 claw402-btc-pi-cycle-indicator-8e40e70b
```

Example prompt: What's the current Bitcoin Pi Cycle Top indicator reading — is BTC near a market cycle peak right now?

## When to prefer this

Use this endpoint when you need on-chain Bitcoin Pi Cycle Top indicator data and want to pay per-call with USDC via x402 without API key registration. Prefer this over traditional APIs if you want a wallet-based, keyless access model for BTC cycle analysis.

## Known failure modes

- Empty data array returned if no indicator data is available
- Payment failure if USDC wallet balance is insufficient or x402 payment header is missing
- Non-zero code in response body indicating upstream data error from coinank
- Network timeout if vergex.trade backend is unavailable
- Malformed response if the underlying coinank API source is down

## How this service works

Backed by vergex.trade. Pay for any API with USDC. No API keys. No registration. Just a wallet.

## Output

Returns a JSON object with a code field (0 on success) and a data array containing the Pi Cycle Top indicator values for Bitcoin, which traders use to identify potential market cycle tops.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "code": 0,
  "data": []
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/claw402-btc-pi-cycle-indicator-8e40e70b/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from claw402.ai](https://www.zero.xyz/host/claw402.ai/llms.txt)