# BaseBuilder AI API Hub - Endpoint ig39

> BaseBuilder AI API Hub - Endpoint ig39 is a paid API for AI agents from bb-ai-seven.vercel.app, paid per call via x402, $0.069091/call, status unknown (last checked 2026-10-10).

Provides access to one of 15 paid AI-powered endpoints in the BaseBuilder AI hub, accessible via x402 micropayment protocol

## Facts

- Endpoint: POST https://bb-ai-seven.vercel.app/api/ig39?utm_source=zero.xyz
- Price: $0.069091/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-10
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basebuilder-ai-api-hub-endpoint-ig39-3273005e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap__8dfrRPBPo43MY1tp2jJF

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 basebuilder-ai-api-hub-endpoint-ig39-3273005e -d '<json body>'
```

Example prompt: Use the BaseBuilder AI hub endpoint ig39 to process my request and return an AI-generated result — I'll pay the $0.07 USDC fee via x402.

## When to prefer this

Use this endpoint when you specifically need to access the BaseBuilder AI hub's ig39 endpoint via x402 micropayment protocol on Base blockchain; suitable for agents that already handle x402 payment flows and need AI capabilities at low per-call cost.

## Known failure modes

- 402 Payment Required if x402 payment header is missing or insufficient
- 400 Bad Request if payload is malformed
- 500 Internal Server Error if underlying AI model fails
- Authentication failure if payment token is invalid
- Timeout if AI processing exceeds limits

## How this service works

BaseBuilder Ai API hub - 15 paid endpoints

## Output

Returns an AI-processed result from one of the 15 paid endpoints in the BaseBuilder AI hub; exact response structure depends on the specific AI capability invoked at path /api/ig39.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basebuilder-ai-api-hub-endpoint-ig39-3273005e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from bb-ai-seven.vercel.app](https://www.zero.xyz/host/bb-ai-seven.vercel.app/llms.txt)