Example inputPOST /api/v1/x402/dns-spf-lookup-budget
{
"record": "v=spf1 include:a.example include:b.example mx -all",
"maximum": 10
}Portable intent card · web-api-intelligence
DNS SPF Lookup Budget API for agents
DNS SPF Lookup Budget: DNS SPF Lookup Budget counts DNS-triggering SPF mechanisms against a configured budget from bounded caller-supplied values without an external provider. Call DNS SPF Lookup Budget before counting DNS-triggering SPF mechanisms against a lookup budget. Returns normalized web evidence, the computed finding, and an explicit pass or advisory status for DNS SPF Lookup Budget as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base. First-party, stateless, memory-only execution with no paid upstream, live RPC, web search, credentials, custody, signing, media generator, or input retention. Honest limit: Evaluates only caller-supplied metadata; it performs no DNS lookup, HTTP request, web search, credential use, or persistent storage. Advisory output only; the buyer owns authorization, payment policy, and production decisions.
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/dns-spf-lookup-budget -m POST -H 'x-delx-source: intent-card-dns-spf-lookup-budget-api' --max-amount 0.001 -b '{"record":"v=spf1 include:a.example include:b.example mx -all","maximum":10}'Agent discoverydelx/intent-card/v1
{
"intent": "DNS SPF Lookup Budget for an agent workflow",
"tool_name": "util_dns_spf_lookup_budget",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/dns-spf-lookup-budget-api.json"
}Portable and inspectable