Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
From the blog
Customers often sit on estimates because they still have unanswered questions. Learn how AI chat and voice agents reduce approval delay and protect close rates.
Learn how to build multi-modal agentic AI systems that fuse vision, voice, and text inputs into unified agent pipelines for richer interactions.
Soniox v4 Async (Jan 29) and v4 Real-Time (Feb 5) deliver native-speaker accuracy across 60+ languages with code-switching. Inside the model and where it wins.
Intercom Fin's average resolution rate is 67% across 7,000+ customers and 40M+ conversations, with a $1M Performance Guarantee at 65%.
WebSocket gives you server-side control. WebRTC gives you sub-second latency. Here is the honest engineering tradeoff for production AI voice agents in 2026.
How Twilio Elastic SIP Trunking and OpenAI's Realtime SIP connector now bridge directly, what the call flow looks like, and the latency budget that actually works.
OpenAI's Realtime API speaks both WebRTC and WebSocket. Here is the production playbook CallSphere uses across 37 agents to decide which transport fits which call path.
What every healthcare buyer should demand inside a Business Associate Agreement before letting an AI voice agent touch a single line of PHI in 2026.
The Model Context Protocol registry crossed 9,400 servers in April 2026, growing 7.8x year over year. Here is what that means for production agent teams.
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