Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
From the blog
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.
Many visitors leave because they cannot ask a quick question at the right moment. Learn how AI chat and voice agents turn bounce risk into conversations.
Why We Need to Introduce New Knowledge in AI Systems
Customers hate repeating themselves when they move from chat to phone. Learn how unified AI chat and voice agents preserve context across channels.
Real LLM and RAG interview questions from top AI labs in 2026. Covers fine-tuning vs RAG decisions, production RAG pipelines, evaluation, PEFT methods, positional embeddings, and safety guardrails with expert answers.
Pion is the Go-native WebRTC library inside LiveKit, ion-sfu, and CallSphere's own gateway. Here is why Pion became the AI-voice plumbing of choice in 2026.
Build a triage RealtimeAgent that hands off to specialist agents (billing, scheduling) in a single voice session — TypeScript code, real handoff events, and CallSphere patterns.
Ofcom's January 2025 CLI guidance, the new international scam-call blocking, the PECR live-vs-automated distinction, and what UK-bound AI voice agents must do to stay legal.
Sentiment analysis on chat is no longer a dashboard widget — it changes the agent's tone in real time. Here is how to ship adaptive persona without crossing into manipulation.
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