# Prediction Markets PMCS Taxonomy Codes

> Prediction Markets PMCS Taxonomy Codes is a paid API for AI agents from d2ngmd5yvdfkqu.cloudfront.net, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).

Returns the list of valid PMCS taxonomy codes used to filter and categorize prediction-market searches.

## Facts

- Endpoint: GET https://d2ngmd5yvdfkqu.cloudfront.net/prediction-markets/taxonomy
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/prediction-markets-pmcs-taxonomy-codes-23c4eaf9
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_y0oiW4EpeXuHu5YtCcLVc

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 prediction-markets-pmcs-taxonomy-codes-23c4eaf9
```

Example prompt: What are all the valid PMCS taxonomy codes I can use to filter prediction market searches on this platform?

## When to prefer this

Use this endpoint before querying prediction market search or filter endpoints to discover which PMCS taxonomy codes are valid inputs. Prefer this when you need to validate a category code, populate a dropdown of categories, or determine the full scope of classification options available in the prediction market data set.

## Known failure modes

- Service unavailable — CloudFront CDN or origin down, returns 5xx
- Payment not included or invalid — x402 payment required error
- Empty or stale taxonomy list if the underlying taxonomy data hasn't been updated

## How this service works

List valid PMCS taxonomy codes used to filter prediction-market searches.

## Output

A list of valid PMCS taxonomy codes and their associated labels or metadata, which can be used as filter values when querying prediction market search endpoints.

## 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"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/prediction-markets-pmcs-taxonomy-codes-23c4eaf9/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from d2ngmd5yvdfkqu.cloudfront.net](https://www.zero.xyz/host/d2ngmd5yvdfkqu.cloudfront.net/llms.txt)