# Blockbuster.ai Alpha Vantage Quote

> Blockbuster.ai Alpha Vantage Quote is a paid API for AI agents from blockbuster-ai.vercel.app, paid per call via x402, $0.08/call, status unknown (last checked 2026-09-14).

Fetches real-time or latest stock quote data for a given ticker symbol via Alpha Vantage, proxied through Blockbuster.ai with x402 micropayments.

## Facts

- Endpoint: POST https://blockbuster-ai.vercel.app/api/alpha-vantage-quote
- Price: $0.08/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/blockbuster-ai-alpha-vantage-quote-c30497bd
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_L4iXyd6uLrwQD5HZQQXwZ

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 blockbuster-ai-alpha-vantage-quote-c30497bd -d '<json body>'
```

Example prompt: What's the latest stock quote for NVDA right now? Pull it from Alpha Vantage.

## When to prefer this

Use this endpoint when you need real-time or latest stock quote data for a specific equity ticker and want to pay per-call via x402 micropayments on Base chain rather than managing an Alpha Vantage API key subscription directly.

## Known failure modes

- Invalid or unrecognized ticker symbol returns an error or empty data
- Alpha Vantage API rate limit exceeded upstream causing failure
- Malformed query string results in bad request
- Payment not processed via x402 returns 402 payment required
- Upstream Alpha Vantage service downtime causes timeout or error

## How this service works

115+ premium paid endpoints: Social Media, AI/ML, E-commerce, Finance, Data Intelligence, Media, Tools. x402 micropayments on Base chain.

## Output

Returns a JSON object containing the latest stock quote data for the requested ticker, including fields such as current price, open, high, low, volume, and change, sourced from Alpha Vantage.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Input parameter for the API call"
  }
 }
}
```

## Response schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/blockbuster-ai-alpha-vantage-quote-c30497bd/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from blockbuster-ai.vercel.app](https://www.zero.xyz/host/blockbuster-ai.vercel.app/llms.txt)