Alex Avery

Alex is a Product Manager at Sierra. Prior to Sierra, he cofounded two companies, Gather & Mainstreet AI. Alex holds a BS in Engineering and an MBA from Stanford.

Posts by Alex Avery

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Golden articles: Evaluating and improving search

Search evaluation shouldn’t be static — it should reflect what actually helps resolve real customer issues. By measuring performance daily against production conversations and feeding those signals back into the system, we've built a continuously improving system for resolving customers’ needs.

14. April 2026

Meet Linnaeus and Darwin: Search models that drive higher resolution rates

Our purpose-built retrieval and reranking models outperform off-the-shelf ones, driving up to 16 percentage point improvements in resolution rates.

3. April 2026

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Expert Answers: Turn everyday support conversations into compounding knowledge

Expert Answers automatically generates and improves knowledge articles from resolved customer conversations, helping your AI agent deliver more accurate, up-to-date responses over time.

22. Januar 2026

Insights 2.0: AI that improves your AI

Discover how Sierra’s Insights, now with Explorer and Expert Answers, uses AI to reveal customer truths at scale and turn them into continuous improvement.

5. November 2025

Alex Avery

Posts by Alex Avery

Golden articles: Evaluating and improving search

Meet Linnaeus and Darwin: Search models that drive higher resolution rates

Expert Answers: Turn everyday support conversations into compounding knowledge

Insights 2.0: AI that improves your AI

Entdecken Sie, was Sierra für Sie tun kann

Posts by Alex Avery

Golden articles: Evaluating and improving search

Meet Linnaeus and Darwin: Search models that drive higher resolution rates

Expert Answers: Turn everyday support conversations into compounding knowledge

Insights 2.0: AI that improves your AI