# BaseBuilder Search Summarize

> BaseBuilder Search Summarize is a paid API for AI agents from bb-search.vercel.app, paid per call via x402, $0.105215/call, status unknown (last checked 2026-10-23).

Summarizes content or search results via the BaseBuilder Search API hub

## Facts

- Endpoint: POST https://bb-search.vercel.app/api/summarize?utm_source=zero.xyz
- Price: $0.105215/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-23
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basebuilder-search-summarize-d96b8423
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_qWrjci3dkQ8gpvcZtef2x

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-search-summarize-d96b8423 -d '<json body>'
```

Example prompt: Can you summarize the key points from this article for me? Here's the content: [paste article text or URL].

## When to prefer this

Use this endpoint when you need to quickly distill long-form content, articles, or search results into concise summaries, especially within a paid x402 micropayment workflow on Base.

## Known failure modes

- Missing or malformed input content returns an error
- Payment of ~$0.105 USDC not provided triggers 402 Payment Required
- Content too long or unsupported format may result in truncation or error
- Network timeout if the upstream summarization service is slow
- Invalid API key or authentication failure

## How this service works

BaseBuilder Search API hub - 18 paid endpoints

## Output

A condensed summary or set of key points extracted from the provided content or search results.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basebuilder-search-summarize-d96b8423/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from bb-search.vercel.app](https://www.zero.xyz/host/bb-search.vercel.app/llms.txt)