Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
From the blog
Real Estate and Property Management Lens perspective on OpenHands' April 2026 release pushes open-source coding agents past 67% on SWE-bench Verified.
Sales and RevOps Lens perspective on tau-bench measures multi-turn tool use against simulated users — the right benchmark for production agent decisions.
Real Estate and Property Management Lens perspective on Cognition's acquisition of Windsurf reshapes the AI coding landscape — Devin in your IDE, Windsurf in the cloud.
Meta AI app upgraded to Llama 4 across Instagram, WhatsApp, Messenger — here's what users actually notice. Practical context for teams in Chicago, IL.
How to deploy Gemini 3 Pro on Vertex AI with grounding, caching, and tool use — plus quotas, regions, and gotchas. Practical context for teams in Hyderabad, India.
Google DeepMind shipped three new safety papers in April 2026 — sycophancy, jailbreak resistance, and agent oversight. Lens: legal practices.
Grok 4 ships native multimodal — vision, audio, and a real-time video mode for live X (Twitter) feeds. Practical context for teams in Virginia.
Boston-area B2B startups are using Operator 2.0 to automate prospecting at scale — tactics, costs, and what is actually working in 2026.
HiddenLayer's April 2026 AISec release adds defense for model serialization attacks (pickle, ONNX, GGUF) and a real-time runtime detection engine.
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