curl -X GET \
  -H "x-api-key: $SECAPI_API_KEY" \
  -H "secapi-version: 2026-03-19" \
  "https://api.secapi.ai/v1/billing/rates"

{
  "object": "pricing_catalog",
  "requestId": "req_2ZK8Q1W9F4M6P7R3",
  "version": "2026-06-18",
  "starterGrant": {
    "object": "starter_grant",
    "planKey": "sandbox_grant",
    "billingState": "sandbox_grant",
    "calls": 150,
    "renewable": false,
    "period": null,
    "overflowPlanKey": "payg",
    "note": "New organizations start on the starter grant; usage beyond the grant falls through to Pay As You Go rates once billing is activated."
  },
  "plans": [
    {
      "key": "payg",
      "displayName": "Pay As You Go",
      "kind": "metered",
      "meterFamilyPrices": [
        {
          "key": "standard_reads",
          "unitAmountUsd": 0.02
        }
      ]
    }
  ]
}