-> Before outbound call, agent checks the target number
-> Agent calls check_dnc_list with phone_number="+14155551234"
-> Returns "CLEAR" or "BLOCKED"

If BLOCKED:
Agent: "I'm unable to call that number as it's on the Do-Not-Call list."

If CLEAR:
-> Outbound call proceeds normally

{
  "dncListEnabled": true,
  "dncListSource": "internal",
  "dncInternalNumbers": ["+14155551111", "+14155552222"],
  "dncCheckMode": "before_call",
  "dncBlockAction": "block",
  "dncApiUrl": ""
}

Parameters:
  phone_number: string (phone number to check)

Returns:
  "CLEAR: +14155551234 is not on the Do-Not-Call list. Safe to call."
  "BLOCKED: +14155551234 is on the Do-Not-Call list. This number cannot be called."
  "WARNING: +14155551234 is on the Do-Not-Call list. Proceed with caution."

GET https://your-dnc-api.com/check?phone=+14155551234

{
  "on_dnc_list": true,
  "blocked": true
}

curl -X POST https://api.thinnest.ai/v1/agents \
  -H "Authorization: Bearer $THINNESTAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "Outbound Sales Agent",
    "model": "gpt-4o",
    "instructions": "You make outbound sales calls. Before calling any number, check the DNC list first. If the number is blocked, do NOT call it.",
    "voiceEnabled": true,
    "transcriber": { "provider": "deepgram", "model": "nova-2-conversationalai" },
    "voice": { "provider": "deepgram", "voiceId": "aura-2-thalia-en" },
    "dncListEnabled": true,
    "dncListSource": "internal",
    "dncInternalNumbers": ["+14155551111", "+14155552222"],
    "dncCheckMode": "before_call",
    "dncBlockAction": "block"
  }'