Build a Convex-Backed Voice Agent with a Reactive Database
Convex's reactive queries auto-push every transcript update to every subscribed client. Real working code for actions, mutations, and OpenAI Realtime streaming.
11 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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Deepfake detection in 2026 — what works, what doesn't
April 2026 deepfake detection benchmarks showed Reality Defender, Truepic, and Hive holding 92%+ accuracy on stills but dropping to 64% on real-time video against the latest.
6 min read
How to Build Outbound Voice Campaigns with ElevenLabs Batch Calling
Run 1,000+ outbound voice calls with one API call. ElevenLabs batch calling, dynamic variables per recipient, and a follow-up loop that pushes outcomes to your CRM.
11 min read
Where Claude Opus and Claude Code Are Heading Next
How agentic coding with Claude Opus and Claude Code is evolving — longer autonomy, agent fleets, richer MCP — and how to prepare now.
8 min read
How to Measure Success With Claude Opus in Claude Code
The metrics that prove Claude Opus in Claude Code is working — cycle time, rework rate, eval pass rate — and the vanity numbers to ignore.
9 min read
Claude Opus in Claude Code: A Real End-to-End Build
A realistic walkthrough of shipping a feature with Claude Opus in Claude Code: from vague ticket to tested, reviewed, deployed code.
8 min read
Risk Management for Claude Opus Agents in Claude Code
Failure modes, blast radius, and containment for Claude Opus agents in Claude Code: permissions, sandboxes, eval gates, and reliable rollback.
8 min read
Skills Engineers Need to Run Claude Opus in Claude Code
The skill and hiring shifts behind getting real value from Claude Opus in Claude Code: specs, evals, MCP plumbing, and agent supervision.
9 min read
Scaling Claude Code From One Team to Many Without Chaos (Best Practices Opus With Claude Code)
How to scale Claude Opus and Claude Code across an org without chaos: shared skills, standardized conventions, governed MCP, and a contribution flywheel.
8 min read
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