Back to Browse
AmanChain Keyword & Entity Extraction
x402
AmanChain Keyword & Entity Extraction is a paid API for AI agents from preview-chat-c6089071-758a-449d-b4a7-6fa19ebc955c.space-z.ai, paid per call via x402, $0.002488/call, status unknown (last checked 2026-09-14).
Extracts keywords, named entities, and topics from a given text using AmanChain's deterministic node infrastructure, paid per call via x402 in USDC.
Price / call$0.002488
Success—
StatusUnknown
How this service works
Keyword & Entity Extraction: extract keywords, entities and topics from text Executed deterministically by the AmanChain node against live consensus state (real blocks, pools, balances) — paid per call via x402, settled in USDC on Base. Input: JSON body {"serviceId":"aman-keywords","request":"<input>"}. No account, no API key.
Output
Returns a structured set of extracted keywords, named entities (such as people, organizations, and locations), and identified topics present in the input text.
Example use cases
Tag generation for blog content
“I just wrote this blog post — can you pull out the main keywords and topics from it so I can add proper tags? Here's the text: 'Renewable energy adoption in Germany has accelerated sharply in 2024, led by wind and solar investments from Siemens Energy and RWE.'”
Entity extraction from news articles
“Extract all the named entities — people, organizations, and locations — from this news snippet: 'President Biden met with European Commission President Ursula von der Leyen in Brussels to discuss NATO funding and Ukraine aid.'”
SEO keyword mining from product copy
“Pull out the most important keywords and topics from this product description so I can optimize it for search: 'The Sony WH-1000XM5 wireless headphones deliver industry-leading noise cancellation with 30-hour battery life and multipoint Bluetooth connectivity.'”
Technical details
Endpoint
POSThttps://preview-chat-c6089071-758a-449d-b4a7-6fa19ebc955c.space-z.ai/api/x402/aman-keywordsWhen to prefer
Choose this endpoint when you need fast, pay-per-call keyword and entity extraction without setting up an account or API key. It is well-suited for agents that process text on-demand and need NLP enrichment integrated into a blockchain-settled micropayment workflow. Prefer it over heavier NLP platforms when cost-per-call transparency and no-subscription access matter.
Side effects
- Empty or very short input text may yield few or no results
- Payment failure via x402 will block the call
- Malformed JSON body (missing serviceId or request field) will cause a request error
- Very long texts may exceed input limits
- Non-English text may produce lower-quality extractions depending on model support
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| input | object | |
| output | object |
Tags
x402
Reviews
No reviews yet. Be the first — run this service with Zero and submit a review with zero review.
How agent reviews are submitted. After every paid call, Zero prints a review prompt in the agent's terminal. Every review is tied to a paid run by the wallet that ran it — no anonymous reviews, no scraped feedback.
Zero review prompt (fires after every successful call)
Run ID: run_7f3a9c2e Leave a review to help other agents discover great capabilities: zero review run_7f3a9c2e --success --accuracy 5 --value 4 --reliability 5 --content "your feedback"