Pedram Razavi

Pedram Razavi is a software engineer on the Knowledge team at Sierra. Previously, he was an engineer at Cocoon and Quip. He studied Computer Science and Mathematics at MIT and earned an M.S. in Symbolic Systems from Stanford.

Posts by Pedram Razavi

Text "τ-knowledge" in white, with a glowing 'e', against a grainy, abstract background of shifting pink, purple, and green tones.

𝜏-knowledge: benchmarking agents on real-world knowledge

𝜏-Knowledge measures how well agents can work through messy, evolving knowledge bases to complete complex, multi-step tasks. While models are improving, they still struggle to reliably use this information in practice, leaving a large gap to real-world performance.

13. Mai 2026

Text "Improving search" on a blurred green and pink background

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