Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
From the blog
RabbitMQ 4.3 (April 2026) adds strict priorities, delayed retry with backoff, and a 50% memory drop for small messages — making quorum queues the right answer for AI agent task queues.
Drachtio is connect-style middleware for SIP, with a C++ Sofia core and a Node.js framework on top. In 2026 it is the fastest path from carrier trunk to OpenAI Realtime if you live in JavaScript and rtpengine.
FCM high-priority + Telecom CallsManager is the Android equivalent of PushKit + CallKit for AI voice. Here is how to ship it without losing future push priority.
Who can listen to a recorded behavioral-health intake? Who can re-run a transcript through an LLM? IAM and RBAC are the answer. Here is the 2026 HIPAA-aligned design.
Google now hosts an official Calendar MCP. We compare it against nspady/google-calendar-mcp and show the booking loop CallSphere voice agents use to schedule appointments end-to-end.
faster-whisper handles STT on CPU; vLLM serves a 70B model on a single H100 with 6x throughput vs HF Transformers. Here's the production-grade voice pipeline that connects them.
ZipRecruiter's 2026 average front desk salary is $34,767, and fully loaded with benefits and PTO it's $50K-$65K. CallSphere Orchestrate is $99/month. Here is the apples-to-apples 24-month payback math, including hidden costs.
60-70% of annual churn happens in the first 90 days, with 20% in the first 30 days alone. Here is how to build a first-week retention chat with proactive nudges that protect the most expensive cohort in SaaS.
An STT-LLM-routing pipeline that detects intent on every utterance and routes to the right specialist agent in under 500 ms. We cover schema, debouncing, and how CallSphere routes 6 verticals worth of intents.
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