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ApexAPI AI Keywords Extractor
x402
ApexAPI AI Keywords Extractor is a paid API for AI agents from apex-api-gamma.vercel.app, paid per call via x402, $0.119891/call, status unknown (last checked 2026-10-28).
Extracts or generates relevant AI-related keywords from a given search query or text input
Price / call$0.119891
Success—
StatusUnknown
How this service works
Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.
Output
A structured response containing extracted or generated keywords and key phrases derived from the input query, likely as an array of strings or tagged terms relevant to AI and the topic provided.
Example use cases
Example prompt
“Can you pull out the most relevant AI keywords from this query: 'machine learning model deployment best practices for production environments'?”
Technical details
Endpoint
POSThttps://apex-api-gamma.vercel.app/api/ai/keywords?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to extract or generate AI-relevant keywords from a text query for purposes such as SEO tagging, content categorization, search optimization, or topic summarization, especially when no API key setup is desired and pay-per-call USDC billing is acceptable.
Side effects
- Missing or empty query parameter returns an error or empty result
- Query too long may be truncated or rejected
- Vague or unrelated query may return generic or low-quality keywords
- Payment failure (insufficient USDC) results in 402 response
- Service downtime on Vercel deployment returns 5xx errors
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Search query or input parameter |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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