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 tau-bench measures multi-turn tool use against simulated users — the right benchmark for production agent decisions.
Healthcare Practice Use Case perspective on Cognition's acquisition of Windsurf reshapes the AI coding landscape — Devin in your IDE, Windsurf in the cloud.
xAI's Colossus 2 power and water usage is drawing scrutiny in Memphis — here's what the data says. Practical context for teams in Boston, MA.
Bedrock now supports custom fine-tuning of Llama 4 Maverick — here's the workflow, costs, and gotchas. Practical context for teams in Miami, FL.
The three small models powering 2026's agent boom — Gemini 3 Flash, Claude Haiku 4.5, and GPT-5.5 Mini — compared head to head. Practical context for teams in Tokyo, Japan.
Google AI Studio 2026 update adds a real prompt IDE, native eval suites, and one-click Vertex deployment. Practical context for teams in Virginia.
A practical guide to AgentKit 1.0's evals harness — golden traces, LLM-as-judge, regression gates, and how to ship agent updates safely in 2026.
By April 2026 agent runtime sandboxing has three credible options — gVisor, Firecracker microVMs, and WASM — with different latency, capability, and tool-call tradeoffs.
Four April 2026 incident reports show the same data-exfil pattern via agents — a poisoned document instructs the agent to read a sensitive store and post to an attacker URL.
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