# NexusAPI AI Keywords Extractor

> NexusAPI AI Keywords Extractor is a paid API for AI agents from nexus-api-peach-nine.vercel.app, paid per call via x402, $0.119891/call, status unknown (last checked 2026-10-28).

Extracts or generates relevant keywords from a given query or text input using AI

## Facts

- Endpoint: POST https://nexus-api-peach-nine.vercel.app/api/ai/keywords?utm_source=zero.xyz
- Price: $0.119891/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-28
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nexusapi-ai-keywords-extractor-78d55d08
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Xax4urGJyd-OjEdG58qZr

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 nexusapi-ai-keywords-extractor-78d55d08 -d '<json body>'
```

Example prompt: Can you extract the most relevant keywords from this text: 'Decentralized finance is transforming how people access banking services, enabling peer-to-peer lending, yield farming, and token swaps without intermediaries'?

## When to prefer this

Choose this endpoint when you need quick AI-powered keyword extraction or generation from a text string without managing your own NLP infrastructure or API keys, and are comfortable paying per call in USDC on Base.

## Known failure modes

- Empty or missing query field returns validation error
- Overly short or vague queries may yield low-quality or generic keywords
- Rate limiting or payment failure returns 402 Payment Required
- Server errors from underlying AI model return 500
- Very long inputs may be truncated or rejected

## How this service works

Crypto, AI, Social Media, Finance, Weather, Tools &amp; more. Pay per call in USDC on Base. No API keys.

## Output

A structured response containing AI-identified keywords or key phrases extracted from or generated for the provided query string, likely including ranked or scored terms relevant to the input topic.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Search query or input parameter"
  }
 }
}
```

## Response schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/nexusapi-ai-keywords-extractor-78d55d08/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from nexus-api-peach-nine.vercel.app](https://www.zero.xyz/host/nexus-api-peach-nine.vercel.app/llms.txt)