Example inputPOST /api/v1/x402/unique-words
{
"text": "hello agent world"
}Portable intent card · utility
Unique Words Inventory API for agents
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.
Intent to transaction
One command, attributed.
The source header follows this discovery route through challenge, payment and delivery without exposing the buyer or request body.
npx agentcash@latest fetch https://api.delx.ai/api/v1/x402/unique-words -m POST -H 'x-delx-source: intent-card-unique-words-api' --max-amount 0.001 -b '{"text":"hello agent world"}'Agent discoverydelx/intent-card/v1
{
"intent": "Unique Words Inventory for an agent workflow",
"tool_name": "util_unique_words",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/unique-words-api.json"
}Portable and inspectable