Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
From the blog
Freshworks shipped Freddy AI Agent updates in April 2026 — autonomous workflows, a native voice channel, and a sharper enterprise pitch. The buyer briefing for the next RFP cycle.
Gong shipped autonomous revenue intelligence agents in 2026 — call analysis, deal review, forecast updates, all hands-off. Here's the product, the per-seat pricing.
Nuance dax roi: dAX Copilot crossed 200,000 clinician users in 2026 across US health systems. Here's the architecture, the per-clinician pricing, the EHR integrations.
Twilio numbers, webhooks, codecs, SIP trunks, recording, signature validation. CallSphere bundles Twilio integration; Vapi makes you wire it. Step-by-step.
Legal intake demands attorney-client privilege handling, conflict checks, retention policies, and PII protection. Why CallSphere wins compliance vs Vapi DIY build.
CallSphere's Mortgage Calculator agent runs affordability, repayment, and live bank rate scenarios. Vapi has no built-in financial agent. Here is the path.
Voice cloning lock-in matters when you switch platforms. CallSphere uses ElevenLabs (portable assets); Vapi mixes providers. How to keep voice IP yours.
Trace every turn, every tool call, every LLM round-trip with OpenTelemetry shipped to Langfuse. Find latency outliers, debug hallucinations, and watch p95 stay under 800ms.
Cloudflare Calls is anycast WebRTC across 330+ cities. Fastly is leaner and faster on the compute edge. Here is how each fits a 2026 global voice-AI deployment.
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