# The Stall — Stock Brief (x402)

> The Stall — Stock Brief (x402) is a paid API for AI agents from the-stall.intuitek.ai, paid per call via x402, $0.015/call, status unknown (last checked 2026-09-14).

Returns a brief intelligence summary for a US stock ticker, including Limitless prediction market data, paid via USDC on Base mainnet with no API key required.

## Facts

- Endpoint: GET https://the-stall.intuitek.ai/cap/stock-brief
- Price: $0.015/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/the-stall-stock-brief-x402-19fe0f2a
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap__0t86F1mwuf7HxhJNz8WN

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 the-stall-stock-brief-x402-19fe0f2a
```

Example prompt: Give me a quick stock brief on NVDA — pull up to 8 Limitless prediction markets for it too.

## When to prefer this

Use this endpoint when you need a fast, no-account stock intelligence brief for a US-listed equity, especially when you also want Limitless prediction market sentiment data alongside it. Ideal for AI agents operating in autonomous payment workflows using x402/USDC on Base.

## Known failure modes

- Invalid or unrecognized ticker symbol returns an error or empty result
- market_limit out of range (less than 1 or greater than 10) returns a validation error
- Payment failure on Base mainnet blocks the request with a 402 response
- No prediction markets found for the given ticker returns an empty markets list

## How this service works

US equity snapshot + Limitless prediction market sentiment in one call. Returns current price, intraday change, volume, 52-week range for any NYSE/NASDAQ ticker, plus any active Limitless prediction markets matching the ticker keyword (direction bets, price level markets). Single-call alternative to separate limitless-markets + us-stock-price calls. Free upstream — no API key required. $0.015/call.

## Output

A structured brief for the requested US stock ticker including key data points and up to the specified number of Limitless prediction market entries filtered by the ticker keyword.

## Example request

```json
{
 "input": {
  "type": "http",
  "method": "GET",
  "queryParams": {
   "ticker": "AAPL",
   "market_limit": 5
  }
 }
}
```

## Request schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/the-stall-stock-brief-x402-19fe0f2a/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from the-stall.intuitek.ai](https://www.zero.xyz/host/the-stall.intuitek.ai/llms.txt)