Everything on voice and chat AI agents — real-time speech processing, telephony and phone-system automation, conversational AI, voice UX design, and production deployment.
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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.
AssemblyAI Universal-3 Pro Streaming returns immutable transcripts in ~300ms. Build a raw-WebSocket voice agent — Node.js code, endpointing, pitfalls.
After-hours human answering costs $50K-$65K/year per seat or $200-$1,000/month outsourced. AI after-hours runs $149-$499/month with built-in clinical escalation. Here is the lead-capture and emergency-routing ROI for a typical practice.
37.6% of companies plan to fully replace IVRs with AI triage by 2026 (Metrigy). The new gold standard: AI dials the human, whispers a summary, then bridges. We ship the SIP REFER + summary recipe and CallSphere's vertical patterns.
Buyers send voice notes on WhatsApp because typing is slow. Here is how to transcribe, understand, and reply to voice notes in a chat agent — with end-to-end encryption.
Use Microsoft Foundry's GPT Realtime API plus Voice Live API for a sub-second voice agent. Real C# and Python code, Speech Service config, Azure AD auth, deploy to Container Apps.
92% of nonprofits use AI but only 7% report major impact. The gap is voice — AI voice campaigns reach mid-tier donors humans never call. Here is the compliant nonprofit fundraising build.
Krisp's VIVA SDK isolates the primary speaker before STT. Wire it as a pre-processor in front of LiveKit/Pipecat for 30%+ WER drop in noisy calls.
Twilio's <Connect><Stream> verb is the load-bearing primitive behind 80%+ of production AI voice in 2026. Mark and Clear events for barge-in, mulaw 8 kHz one-way at base, and a hard 1-stream-per-call limit. Here is how to build on it.
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