# clm_3F4D92786ADE

subject: OpenRouter (/record/openrouter.md)  
predicate: feature_added  
value: Deep research tool  
valid_from: 2025-03-06  
valid_to: null  
published: 2025-03-06  
recorded: 2026-10-30  
confidence: 0.70  
status: valid  
assertable: true  
superseded_by: null  
last_updated: 2026-11-04  
checked: 2026-11-04 · its source page states the value and the date  

> The first deep research tool available through the OpenRouter API is live, with full citations directly in the API response.

What https://openrouter.ai/blog/announcements/deep-research-and-many-new-models/ says, word for word.

## Sources

- https://openrouter.ai/blog/announcements/deep-research-and-many-new-models/ (primary, OpenRouter, published 2025-03-06)

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