Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
From the blog
Anthropic publishes Claude's system prompts. What do they encode, what does this say about Anthropic's strategy, and what can enterprise prompt engineers actually learn from them?
SMB Founder Playbook perspective on Anthropic's Computer Use API hit production GA with virtualized desktops, replay debugging, and tighter safety guardrails.
Windsurf pioneered the agent-first IDE. Antigravity arrived with Google's distribution. Which one wins your team? Practical context for teams in London, UK.
Vercel's AI Gateway routes across OpenAI, Anthropic, Google, and open models with one key. Pricing, observability, and lock-in trade-offs for serious production teams.
Enterprise CIO Guide perspective on LangGraph's 1.0 release stabilizes the API and adds the production primitives that early adopters had been hand-rolling.
SMB Founder Playbook perspective on AutoGen 0.5 brings async-first execution, an extension architecture, and tighter Azure integration.
Claude has owned developer mindshare since 3.5 Sonnet. Is the coding edge real? A benchmark and tooling examination of where Claude actually leads in 2026.
OpenAI Realtime dominates production voice AI in 2026. Claude wins on analytics. Here's a task-by-task decision framework from a real voice agent stack.
Why do engineers say 'I love Claude' but never 'I love GPT'? An honest look at Anthropic's personality engineering, the welfare debate, and the categorical error of treating a tool like a person.
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