Commercial TTS API: when free trial ends and paid packs unlock — Audra

Audra free trial (25k chars) is evaluation-only. Any paid pack unlocks commercial use — send X-Audra-Commercial-Use: true on production renders. See /pricing and /terms.

Production checklist

• Purchase a credit pack at /dashboard/billing
• Confirm commercial: true on GET /v2/usage
• Set OpenAI SDK baseURL to https://audratalks.com/v1 with model audra-essential
• Map voices to Audra slugs (june, clara, arthur, …)