Groq
Speech-to-text transcription.
Receives ~10-second audio chunks. Discards them per their zero-retention API policy. Never sees your résumé, job description, or session history.
OpenAI
Quality-mode answer generation.
Receives question text + relevant résumé/JD context. Zero-retention via the API tier we use. Does not see your audio.
Anthropic
Coding-round answer generation.
Same shape as OpenAI: question text plus context, never audio. Zero-retention API.
Supabase
Cloud database for session sync (optional).
Receives: license key, résumé, stories, session history. Off if you enable Privacy Mode. Hosted on AWS us-east.
Twilio
Phone-screen forwarding (only if you opt in).
Provisions your personal forwarding number. Receives the call audio briefly while streaming it to Groq. No call recordings.
LemonSqueezy
Payments.
Receives your email and card data directly. MeetHawk never sees your card number.