NVIDIA OpenShell Deep Dive: The Secure Runtime Behind Project Arc
Inside NVIDIA OpenShell — the open-source secure runtime for autonomous desktop agents. Sandboxing, policy enforcement, and why it matters in 2026.
8 min read
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AI Voice Agent Insights & Guides
Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
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Latest articles
OpenAI B2B Signals: Frontier Companies Use 3.5x More AI Per Employee
OpenAI's new B2B Signals research finds frontier companies use 3.5x more AI intelligence per employee — what it means and how to close the gap.
7 min read
OpenAI Frontier: New Enterprise Platform to Build and Deploy Agents
OpenAI Frontier — the new enterprise platform announced this week for building, deploying, and managing AI agents that do real work.
8 min read
Pentagon's 8-Company AI Roster: Who Made the Cut After Shunning Anthropic
The Pentagon struck AI deals with 8 Big Tech companies in May 2026, notably excluding Anthropic. The roster, what each contract covers, and what it signals.
8 min read
Real-Time Translation in Call Centers: 2026 ROI Model
A working ROI model for live voice translation in call centers. Inputs, assumptions, and a sample calculation for a 50-agent multilingual operation in 2026.
7 min read
ServiceNow Action Fabric + NVIDIA Agent Skills: The New Stack
Inside the ServiceNow + NVIDIA stack unveiled at Knowledge 2026: Action Fabric as workflow context, NVIDIA-built agent skills on top, governance baked in.
8 min read
Voice Agent Quality Metrics in 2026: WER, Latency, Grounding, and the Ones Most Teams Miss
The full metric set for evaluating production voice agents — STT word error rate, end-to-end latency budgets, RAG grounding, prosody, and the metrics that actually correlate with retention.
13 min read
AI Agent M&A Activity 2026: Aircall–Vogent, Meta–PlayAI, OpenAI's Six Deals
Q1 2026 saw a record acquisition wave: Aircall bought Vogent (May), Meta acquired Manus and PlayAI, OpenAI closed six deals. The voice AI consolidation phase has begun.
10 min read
The Future of Claude Agents in Financial Services
Where agentic AI in banking is heading next, from longer-running agents to agent-to-agent MCP workflows, and how to prepare your team now.
6 min read
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