Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
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California has 1,552 registered behavioral health providers. San Diego County BHS funding doubled to $1B in 8 years. 42 CFR Part 2 enforcement hit Feb 16 2026. Here is the compliant voice playbook.
How Mexico's July 2025 telecom reform replaced IFT with the CRT, how LADA area codes route calls, and how the July 2026 biometric SIM mandate intersects with AI voice agents.
Real AI system design interview questions from Google, Meta, OpenAI, and Anthropic. Covers LLM serving, RAG pipelines, recommendation systems, AI agents, and more — with detailed answer frameworks.
Bojangles' Bo-Linda, Burger King's Patty pilot, White Castle's drive-thru voice AI, and Hostie's 141% reservations lift — the named restaurant AI voice case studies of 2026 with the metrics that mattered.
Mistral's Voxtral 4B-TTS (March 26 2026) is open-weights, 3 GB quantized, and runs on a single 16 GB GPU. Here's the full local voice agent build using Voxtral Mini for STT and Voxtral TTS.
The HIPAA Security Rule requires audit controls on every system that touches ePHI. Here is what your AI voice agent has to log to survive an OCR investigation in 2026.
Why We Need to Introduce New Knowledge in AI Systems
AI calling recovers 20-35% of lapsed customers vs 5-15% for email and 10-20% for SMS. Here is the win-back voice agent playbook for retail, SaaS, and subscription services.
Customers hate repeating themselves when they move from chat to phone. Learn how unified AI chat and voice agents preserve context across channels.
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