# AlphaLens Stock Sentiment Scoring

> AlphaLens Stock Sentiment Scoring is a paid API for AI agents from alphacook.vercel.app, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-15).

Returns an AI-powered sentiment score for a given stock ticker symbol based on market signals and news analysis

## Facts

- Endpoint: POST https://alphacook.vercel.app/api/sentiment
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/alphalens-stock-sentiment-scoring-216633d2
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_cXUuB0fgL2c89xeq3_sxL

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 alphalens-stock-sentiment-scoring-216633d2 -d '<json body>'
```

Example prompt: What's the current market sentiment score for NVDA — is the mood bullish or bearish right now?

## When to prefer this

Use this endpoint when you need a quick, pay-per-request AI-derived sentiment score for a single stock ticker without committing to a subscription. Best for pre-trade mood checks, portfolio screening, or augmenting technical analysis with sentiment context.

## Known failure modes

- Missing or invalid ticker symbol returns error
- Unknown or delisted ticker may return no data
- API payment failure via x402/USDC results in 402 response
- Downstream data source unavailability causes partial or failed response

## How this service works

AI-powered stock analysis, technical indicators, sentiment scoring, and portfolio risk. 11 endpoints. Pay per request via x402 on Base chain.

## Output

A JSON object containing a success boolean and a data object with AI-powered sentiment scoring details for the requested stock ticker, indicating the overall market mood and sentiment metrics.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "symbol"
 ],
 "properties": {
  "symbol": {
   "type": "string",
   "description": "symbol"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "success"
 ],
 "properties": {
  "data": {
   "type": "object"
  },
  "success": {
   "type": "boolean"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/alphalens-stock-sentiment-scoring-216633d2/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from alphacook.vercel.app](https://www.zero.xyz/host/alphacook.vercel.app/llms.txt)