# GoCreative Market Rank Lookup

> GoCreative Market Rank Lookup is a paid API for AI agents from api.gocreativeai.com, paid per call via x402, $0.06/call, status unknown (last checked 2026-09-08).

Looks up the market rank of a given asset or entity (e.g. cryptocurrency) by a query argument via the GoCreative pay-per-call data API.

## Facts

- Endpoint: GET https://api.gocreativeai.com/v1/market/rank/%7Barg%7D
- Price: $0.06/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-08
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/gocreative-market-rank-lookup-64b26a75
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_vsAZyRv_y0tMtzbu0FULu

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 gocreative-market-rank-lookup-64b26a75
```

Example prompt: What is the current market rank of Ethereum — can you look that up for me using GoCreative's market rank API?

## When to prefer this

Use this endpoint when you need a quick, pay-per-call market rank lookup for a specific asset (especially crypto) without needing API keys or subscriptions. Prefer it for lightweight, one-off rank queries backed by official data sources when cost-per-call pricing is acceptable.

## Known failure modes

- Invalid or unrecognized asset identifier returns an error or empty result
- Asset not found in the market data source returns null or 404
- Malformed path parameter causes a 400 bad request
- Payment not processed (x402 payment required, USDC on Base) returns 402
- Rate limiting or service unavailability returns 5xx error

## How this service works

483,000+ pay-per-call data APIs and free tools built on official sources — finance, company & government data, FRED, Census, crypto, calculators. USDC on Base via x402, native MCP. No API key, no signup.

## Output

Returns the market rank (numerical position) of the requested asset or entity, sourced from official or aggregated market data, indicating where it stands relative to peers by market capitalization or similar metric.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "pathParams": {
     "type": "object"
    },
    "queryParams": {
     "type": "object",
     "required": [
      "input"
     ],
     "properties": {
      "input": {
       "type": "string",
       "description": "endpoint argument"
      }
     }
    }
   },
   "additionalProperties": false
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/gocreative-market-rank-lookup-64b26a75/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.gocreativeai.com](https://www.zero.xyz/host/api.gocreativeai.com/llms.txt)