Browse older CallSphere articles on AI voice agents, contact center automation, and conversational AI.
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Sales and RevOps Lens perspective on Haiku 4.5 closes the gap with Sonnet on tool calling while staying cheap and fast — the right pick for high-throughput voice and chat agents.
A practical engineering deep dive into Claude Haiku 4.5 vs GPT-5 mini, covering architecture, tradeoffs, and what production teams need to know about small model comparison.
The AI red teaming services market hit roughly $400M in 2026, with HackerOne, Bishop Fox, NCC Group, and Trail of Bits all shipping dedicated agent red-teaming offers in April.
pgvector 0.8 with binary quantization cut HNSW build time 150x and hits 471 QPS at 99% recall on 50M vectors. Here is the production tuning guide for Postgres-shop teams.
A practical engineering deep dive into Claude Opus 4.7 latency, covering architecture, tradeoffs, and what production teams need to know about TTFT.
Adoption Across San Francisco, New York, Boston, and Austin perspective on Comet's general-availability launch put an agentic browser in front of millions of consumers, and it works better than t
Anthropic's April 2026 update to Constitutional AI techniques (3.0) added a new self-critique step explicitly tuned for agentic tool-use traces.
A practical engineering deep dive into Computer Use 2.0 vs Playwright, covering architecture, tradeoffs, and what production teams need to know about test automation AI.
Prior auth automation moved from RPA to agentic in 2026 across major payers. Here's the vendors driving it, the named customer wins at top health plans.
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