InputPOST /api/v1/x402/unique-words
{
"text": "hello agent world"
}Web and API intelligence · utility
Unique Words Inventory
Unique words with counts. Use for lightweight keyword inventory from notes, pages, or chat transcripts. Returns unique tokens and frequencies without external NLP services. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.
One-command purchase
Run it from an agent.
No account or API key. AgentCash reads the 402 challenge, pays no more than the declared cap, retries the request and returns the result.
npx agentcash@latest fetch https://api.delx.ai/api/v1/x402/unique-words -m POST -H 'x-delx-source: product-page' --max-amount 0.001 -b '{"text":"hello agent world"}'Delivered resultapplication/json
{
"schema": "delx/unique-words/v1",
"count": 3,
"words": [
"agent",
"hello",
"world"
],
"total_tokens": 3
}Machine-readable evidence