# StockWaves China Industrial-Theme Momentum API

> StockWaves China Industrial-Theme Momentum API is a paid API for AI agents from stockwaves.net, paid per call via x402, $0.06/call, status unknown (last checked 2026-09-13).

Returns industrial-theme momentum and trending sector data for China A-shares, Hong Kong, and cross-asset markets via pay-per-call USDC micropayment

## Facts

- Endpoint: GET https://stockwaves.net/api/cn/themes
- Price: $0.06/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/stockwaves-china-industrial-theme-momentum-api-aa8774ac
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Xn13X1Yy5vSZsKyUIWy2a

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 stockwaves-china-industrial-theme-momentum-api-aa8774ac
```

Example prompt: What industrial themes are showing the strongest momentum in China's A-share and Hong Kong markets right now? Pull the latest thematic signals from StockWaves.

## When to prefer this

Use this endpoint when you need structured, real-time industrial-theme momentum data specifically for Chinese and Hong Kong equities, without any API key or subscription. Ideal for AI agents making autonomous, pay-per-call decisions about China market exposure, sector rotation, or thematic investing signals. Prefer over subscription-based alternatives when low-friction micropayment access and China-specific thematic coverage are priorities.

## Known failure modes

- Payment not completed or insufficient USDC balance — 402 Payment Required response
- Invalid or malformed properties filter parameter — 400 Bad Request
- Upstream market data unavailable — 503 or 500 error
- Rate limiting or quota exceeded — 429 Too Many Requests
- No matching themes found for given filter — empty result set

## How this service works

China industrial-theme momentum: which Chinese tech/industrial narratives (AI compute, semiconductor localization, robotics, defense, new energy) are heating up — aggregate rotation strength + per-Shenwan-board rotation score, rank, trend, lifecycle phase (emerging/sustained/fading), English-labeled. Quant structure, no news text. What China is betting on in tech, for global investors' agents. Query: ?tag=ai|semi|robot|defense|new_energy (optional filter).

## Output

A structured list of industrial and sector themes ranked by momentum, covering China A-share, Hong Kong, and potentially cross-asset markets, with associated momentum signals and trend data. Delivered as JSON after a $0.06 USDC micropayment on Base.

## Example request

```json
{
 "properties": "momentum"
}
```

## Request schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/stockwaves-china-industrial-theme-momentum-api-aa8774ac/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from stockwaves.net](https://www.zero.xyz/host/stockwaves.net/llms.txt)