# Optix402 Pricing by Category API

> Optix402 Pricing by Category API is a paid API for AI agents from optinx402.vercel.app, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-14).

Returns real-time pricing data and market intelligence for a specified category within the x402 ecosystem

## Facts

- Endpoint: GET https://optinx402.vercel.app/api/pricing/%7Bcategory%7D
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/optix402-pricing-by-category-api-ac912cd0
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_TfYbIALlZXTbNruw1wXbc

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 optix402-pricing-by-category-api-ac912cd0
```

Example prompt: Can you pull the current pricing data for the 'ai' category from the x402 marketplace so I can benchmark what AI APIs are charging?

## When to prefer this

Use this endpoint when you need real-time, category-level pricing benchmarks specific to the x402 API payment ecosystem — particularly when comparing prices across API providers, conducting competitive analysis, or understanding market rates for monetized x402-compatible endpoints.

## Known failure modes

- Unknown or unsupported category value returns empty items array
- Network or Vercel cold-start timeout may delay response
- Malformed category path parameter results in 404 or empty response
- Stale data if marketplace has low recent activity for that category

## How this service works

Real-time analytics for the x402 ecosystem. 30 endpoints covering market intelligence, buyer analytics, competitive analysis, revenue tracking, and ecosystem health.

## Output

A JSON object containing a list of pricing items and associated metadata for the requested category (e.g. {items: [...], category: 'ai'}), reflecting current market prices in the x402 ecosystem.

## Request schema (JSON Schema)

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

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "items": [],
  "category": "ai"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/optix402-pricing-by-category-api-ac912cd0/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from optinx402.vercel.app](https://www.zero.xyz/host/optinx402.vercel.app/llms.txt)