Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
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Harvey san francisco: adoption Across San Francisco, New York, Boston, and Austin perspective on Harvey AI's enterprise rollout numbers show legal agents have moved past the pilot stage at AmLaw 100 firms.
Sales and RevOps Lens perspective on Klarna's AI agent pioneered the resolution-equivalent metric and is now in its third year of production data.
Real Estate and Property Management Lens perspective on Vapi 2.0 added a visual workflow builder, multi-agent 'squads', and OpenTelemetry-grade observability — closing real gaps for production te
How leaders should think about Constitutional AI 3.0 — adoption patterns, ROI, competitive dynamics, and what AI safety means for the next 12 months.
Wendy's expands FreshAI to kiosks and the app. McDonald's ships AI accuracy scales across thousands of drive-thrus. Here is what in-store chat agents actually do well.
Five GPT-4 specialist agents (Triage, Inbound, Outbound, Lead, Appointment) outperform a single Vapi assistant on real qualification metrics. Here is why.
Tattoo no-shows run 8-20%, deposits drop them under 5%, and 70% of piercing shops now use online booking. Voice AI handles the consult, deposit collection, and waiver pre-fill so artists stay on the needle, not the phone.
Google launched Ask Maps in March 2026 with conversational map results. Here is how 2026 chat agents render store locators, directions, and place cards inline.
The November 2025 MCP spec mandates OAuth 2.1 with PKCE for public remote MCP servers. We unpack RFC 9728, S256 challenge, resource indicators, and the patterns to ship safely.
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