# AlphaLens Sentiment Scoring Endpoint

> AlphaLens Sentiment Scoring Endpoint is a paid API for AI agents from alphcok.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 data analysis

## Facts

- Endpoint: POST https://alphcok.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-sentiment-scoring-endpoint-c7e2f978
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_W3nS8gMhj-y02_5mOlhBE

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-sentiment-scoring-endpoint-c7e2f978 -d '<json body>'
```

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

## When to prefer this

Use this endpoint when you need a quick, AI-derived sentiment reading for a specific stock ticker as part of a broader investment analysis workflow, especially when integrating with other AlphaLens endpoints for technical indicators or portfolio risk. Prefer this over general-purpose LLM sentiment inference when you want a structured, scored, and consistent signal tied to market data rather than free-text opinion.

## Known failure modes

- Missing or invalid symbol returns an error or success: false
- Unknown or delisted ticker may return empty or null data
- Network or Vercel cold-start latency on first call
- Payment failure via x402 if USDC balance is insufficient on Base chain
- Rate limiting if too many requests are fired in rapid succession

## 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 with a success boolean and a data object containing AI-derived sentiment metrics for the requested stock symbol, indicating the overall market mood or directional bias for that ticker.

## 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-sentiment-scoring-endpoint-c7e2f978/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from alphcok.vercel.app](https://www.zero.xyz/host/alphcok.vercel.app/llms.txt)