Example inputPOST /api/v1/x402/token-estimate
{}Portable intent card · utility
Estimate tokens before an agent call
Estimate token counts for a bounded text payload across common model families for $0.001, with no API key.
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/token-estimate -m POST -H 'x-delx-source: intent-card-token-estimate-api' --max-amount 0.001 -b '{}'Agent discoverydelx/intent-card/v1
{
"intent": "estimate the token count and cost of text",
"tool_name": "util_token_estimate",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/token-estimate-api.json"
}Portable and inspectable