# KiteEndpoints.ai - ChatGPT-4o API

> KiteEndpoints.ai - ChatGPT-4o API is a paid API for AI agents from kite-hub-v3.vercel.app, paid per call via x402, $0.16/call, status unknown (last checked 2026-09-15).

Provides access to OpenAI's GPT-4o model via a pay-per-request USDC-on-Base endpoint for text generation and chat completions

## Facts

- Endpoint: POST https://kite-hub-v3.vercel.app/api/chatgpt-4o
- Price: $0.16/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kiteendpoints-ai-chatgpt-4o-api-b870d71d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_fCOYDC7rXliiOkQYxagee

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 kiteendpoints-ai-chatgpt-4o-api-b870d71d -d '<json body>'
```

Example prompt: Can you use the KiteEndpoints GPT-4o API to write me a short product description for a noise-cancelling headphone aimed at remote workers?

## When to prefer this

Choose this endpoint when you need GPT-4o text generation capabilities without a direct OpenAI API key, want to pay per request in USDC on Base chain, or are building an agent workflow that uses x402 micropayment-gated AI inference

## Known failure modes

- Insufficient USDC balance causes 402 payment required error
- Malformed prompt or missing input causes 400 bad request
- OpenAI upstream rate limit or outage causes 503 service unavailable
- Payment transaction failure on Base chain causes request to be rejected
- Empty or null prompt results in generic or error response

## How this service works

400+ paid API endpoints. Social media, AI, crypto, finance, weather, ecommerce, tools. Pay per request with USDC on Base chain.

## Output

Returns a result object containing the GPT-4o model's text response to the submitted prompt or chat message

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "example": {
  "result": {
   "data": "example response"
  }
 },
 "properties": {
  "result": {
   "type": "object",
   "description": "API response data"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/kiteendpoints-ai-chatgpt-4o-api-b870d71d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from kite-hub-v3.vercel.app](https://www.zero.xyz/host/kite-hub-v3.vercel.app/llms.txt)