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Blockbuster.ai ChatGPT-4o Endpoint
x402
Blockbuster.ai ChatGPT-4o Endpoint is a paid API for AI agents from blockbuster-ai.vercel.app, paid per call via x402, $0.15/call, status unknown (last checked 2026-09-13).
Proxies a query to GPT-4o via Blockbuster.ai's multi-API hub, returning an AI-generated response for a given text input with x402 micropayment on Base chain.
Price / call$0.15
Success—
StatusUnknown
How this service works
115+ premium paid endpoints: Social Media, AI/ML, E-commerce, Finance, Data Intelligence, Media, Tools. x402 micropayments on Base chain.
Output
Returns a JSON object with a 'success' boolean and a 'data' object containing the GPT-4o model's response to the submitted query string.
Example use cases
Draft marketing copy on demand
“Use Blockbuster.ai to ask GPT-4o to write a punchy product description for my new wireless earbuds — highlight battery life, noise cancellation, and premium sound. Just pay per call and get the copy back.”
Answer customer support questions
“Send this customer question to GPT-4o through Blockbuster.ai: 'How do I reset my account password if I no longer have access to my email?' Get a clear, friendly answer I can send back to the user.”
Summarize long documents quickly
“Run this article through GPT-4o via Blockbuster.ai and ask it to summarize the key points in three bullet points — I don't have an OpenAI subscription so just use the pay-per-call option and return the summary.”
Technical details
Endpoint
POSThttps://blockbuster-ai.vercel.app/api/chatgpt-4oWhen to prefer
Choose this endpoint when you need on-demand GPT-4o text generation without an OpenAI subscription, and you want to pay per call using USDC micropayments on Base chain via x402 protocol. It's suitable for agents that need occasional AI inference without managing API keys or monthly subscriptions.
Side effects
- Payment not received or insufficient USDC balance — 402 Payment Required
- Malformed or missing 'query' field — 400 Bad Request
- OpenAI upstream service unavailable — 503 or 500 error
- Rate limit exceeded on underlying OpenAI API — 429 Too Many Requests
- Empty or null query string yields unhelpful or error response
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Input parameter for the API call |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| data | object | |
| success | boolean |
Tags
x402
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