WebRTC ICE Restart for Failover During AI Voice Calls (2026)
ICE restart is how an AI voice call survives Wi-Fi to cellular handoff without dropping the conversation. Here is the 2026 production pattern that keeps the agent alive.
10 min
Archive page 846 of 1230
AI Voice Agent Insights & Guides
Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
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Voice AI for Med Spas: Botox/Filler Intake and Aftercare in 2026
Med spa market hits $29.12B in 2026 with 14.88% CAGR. Botox + fillers are 55% of all procedures, no-shows run 10-30%, and every missed booking costs ~$196. Voice AI handles intake, deposit, and aftercare without a 24/7 receptionist.
10 min read
Chat for Plan Migration: Annual vs Monthly Conversion in B2B SaaS in 2026
Annual contracts come with 10 to 30 percent discounts and the migration question shows up in chat constantly. Here is how to ship a plan-migration chat that closes the upgrade in three messages.
9 min read
Plivo Audio Stream API for AI Voice in 2026: Bidirectional WebSockets at $0.004/min
Plivo's bidirectional Audio Streaming costs $0.004 per minute on top of voice minutes and gives you raw WebSocket audio with bidirectional, keepCallAlive, content-type, and sample-rate parameters. Here is how to wire it to OpenAI Realtime cleanly.
10 min read
Android AudioRecord + AI Voice Streaming (2026): The Low-Latency Path
Android's AudioRecord API is the lowest-level mic access for AI voice apps. Here is how to configure it for 16 kHz PCM, hardware AEC, and sub-300 ms streaming.
11 min
mcp-airtable in 2026: 24-Action Ops Agents on Top of Your Bases
Airtable shipped its official MCP server on Feb 11, 2026. We cover the action surface, the StackOne 24-action build, and the ops-agent loop for inventory, campaigns, and task triage.
9 min read
Build a Voice Agent on Jetson Orin Nano Super (Edge GPU, 2026)
Sub-$250 NVIDIA Jetson Orin Nano Super runs a full Whisper + 8B LLM + Piper voice loop offline at 15 tok/s. Here's the full Docker-based build with thermals, models, and code.
13 min read
ROI of AI After-Hours Escalation: The Product-Level Math
After-hours human answering costs $50K-$65K/year per seat or $200-$1,000/month outsourced. AI after-hours runs $49-$99/month with built-in clinical escalation. Here is the lead-capture and emergency-routing ROI for a typical practice.
10 min read
Feature-Launch Chat: Driving Adoption in the First 30 Days After Ship
Feature announcement modals get 5-10% click-through, but in-app chat with context-aware launches drives 30%+ adoption in 30 days. Here is how to ship a feature with chat as the primary announcement channel.
10 min read
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