# Hugging Face — Building Deep Research: How we Achieved State of the Art

- Company: Hugging Face (huggingface.co)
- Announced: 2025-11-24T17:40:14+00:00
- Subject: Platform
- Source: https://huggingface.co/blog/Tavily/tavily-deep-research
- Record: https://forck.live/items/1580-building-deep-research-how-we-achieved-state-of-the-art

This article from Tavily discusses technical and philosophical lessons learned while building a state-of-the-art research agent, focusing on agent harness design, model evolution, tools improvement, and context engineering.

## Evidence

Verbatim from https://huggingface.co/blog/Tavily/tavily-deep-research:

> We shared the technical and philosophical lessons we’ve learned building a state-of-the-art research agent

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Record: https://forck.live/items/1580-building-deep-research-how-we-achieved-state-of-the-art
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