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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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Real developer-task benchmarks for the three frontier models in 2026 — coding, tool use, long context, and cost-adjusted quality.

9 min read

HealthcareApr 24, 2026

FDA's 2026 guidance on AI-based clinical decision support clarifies what is regulated software. What this means for builders and providers.

8 min read

Cold-start latency hurts user experience invisibly. The 2026 patterns for keeping inference warm, pre-warming pools, and managing the trade-off.

7 min read

ERP integration is hard; ERP integration with AI is harder. The 2026 patterns for adding agents without breaking SOX, audit, or compliance.

8 min read

Anthropic's Constitutional AI evolved as agents gained tool use. The 2026 principles, how they are taught, and what they prevent.

8 min read

Prompt engineering is fading. Context engineering — what to include in the model's window — is the 2026 architect's primary job.

8 min read

Conversational RAG must blend the current question with conversation history. The 2026 patterns for query rewriting, history compression, and reuse.

8 min read

State management is the unglamorous part of chatbots that decides whether they survive scale. The 2026 patterns and where they break.

8 min read

Per-vector cost economics matter at scale. The 2026 numbers for storage, compute, egress, and how to model TCO.

7 min read

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