Enterprise Claude Agent Architecture: How the Pieces Fit
How enterprise AI agents on Claude fit together end to end: the model loop, MCP tools, memory, guardrails, and where the model deliberately doesn't go.
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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Project Astra 2026: Real-Time Multimodal Goes Mainstream
Google's Project Astra now runs on phones, glasses, and earbuds — the 2026 update brings real-time multimodal to the masses. Lens: hospitality.
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AI startup layoffs in April 2026 — who cut and why
April 2026 saw notable layoffs at three mid-stage AI startups, reflecting tighter capital discipline as growth-stage rounds dried up post-March.
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Public AI Voice Case Studies in Insurance 2026: Aviva's £60M, Lemonade's 3-Second Claim
Aviva saved £60M ($82M) on motor claims with 80+ AI models. Lemonade pays claims in 3 seconds. Aspire's Liberate FNOL launched March 2026. Real numbers, real builds.
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Enterprise CIO Guide: 1X Neo — The Home Humanoid Bet
Enterprise CIO Guide perspective on 1X Neo's consumer push and tendon-driven design represent the alternative path to mass humanoid adoption.
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Citadel and Renaissance AI Agents in Trading: 2026 Snapshot
Quant funds scaled internal AI agents in 2026 across the trading lifecycle. We profile what's known publicly about Citadel, Renaissance, and Two Sigma deployments, the vendors.
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Enterprise CIO Guide: AutoGen 0.5 — Microsoft's Multi-Agent Refresh
Enterprise CIO Guide perspective on AutoGen 0.5 brings async-first execution, an extension architecture, and tighter Azure integration.
9 min read
Microsoft Q3 FY2026 earnings — AI commentary and capex outlook
Microsoft's late-April 2026 earnings reaffirmed an $85B+ FY2026 capex envelope, with Azure AI revenue growth still pacing above 65% YoY. Coverage tuned for Boston, AZ.
6 min read
Home Health AI Voice Agent Check-Ins: 2026 Deployment Patterns
Home health agencies use AI voice agents for daily check-ins on 2.5M+ patients in 2026. Here's the deployments at major agencies, the per-patient pricing.
8 min read
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