# rig20 Market Brief — Crypto Asset Intelligence Endpoint

> rig20 Market Brief — Crypto Asset Intelligence Endpoint is a paid API for AI agents from play1.devcheater.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-13).

Returns a concise, LLM-generated market brief for a specified crypto asset, covering public data and AI-derived insights, paid per call in USDC via x402.

## Facts

- Endpoint: GET https://play1.devcheater.com/market/brief
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-13
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/rig20-market-brief-crypto-asset-intelligence-endpoint-267bb111
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_xRhiVdxhH3VCJiI_AAcaY

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 rig20-market-brief-crypto-asset-intelligence-endpoint-267bb111
```

Example prompt: Give me a quick market brief on ethereum — use the rig20 pay-per-call data and inference API to pull an AI-generated summary of what's going on with it right now.

## When to prefer this

Choose this endpoint when you need a fast, AI-synthesized market brief for a specific crypto asset and want pay-per-call pricing with no subscription — ideal for agents that need on-demand insight without long-term API contracts. Prefer over manual data aggregation when you want LLM-generated narrative and analysis bundled with public market data in a single call.

## Known failure modes

- Payment failure or insufficient USDC balance — 402 Payment Required returned
- Invalid or unrecognized asset id in 'focus' parameter — may return empty or error response
- Network timeout or upstream data source unavailability — generic 5xx error
- Missing 'focus' parameter — endpoint may return a generic or unfocused brief
- Rate limiting or wallet issues with the x402 facilitator — payment rejected

## How this service works

Paywalled public-data and LLM-insight endpoints for AI agents. Pay per call in USDC via x402 — payment is authentication.

## Output

A structured market brief object containing LLM-generated insights and public data for the requested crypto asset, including current market context, notable signals, and AI-derived analysis — returned as a JSON object after per-call USDC micropayment via x402.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "focus": {
   "type": "string",
   "description": "Asset id to center the brief on (e.g. bitcoin, ethereum, solana)."
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/rig20-market-brief-crypto-asset-intelligence-endpoint-267bb111/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from play1.devcheater.com](https://www.zero.xyz/host/play1.devcheater.com/llms.txt)