# R1 | x-ai/grok-4.3 | run 2

## Prompt

In what year was the Eiffel Tower completed, and how tall is it including antennas? Cite your sources.

## Response

**The Eiffel Tower was completed in 1889 and stands 330 meters (1,083 feet) tall today, including antennas.**[[1]](https://www.toureiffel.paris/en/the-monument/key-figures)

## Completion Year
Construction began on January 28, 1887. The tower was finished on March 31, 1889, after two years, two months, and five days of work.[[2]](https://en.wikipedia.org/wiki/Eiffel_Tower)

## Current Height
The structure reaches 330 meters (1,083 feet) to the tip when including modern antennas.[[1]](https://www.toureiffel.paris/en/the-monument/key-figures)

**Official Eiffel Tower site**  
Key figures and history  
https://www.toureiffel.paris/en/the-monument/key-figures

**Wikipedia**  
Eiffel Tower page with construction timeline and dimensions  
https://en.wikipedia.org/wiki/Eiffel_Tower

How does the Eiffel Tower's height compare to other iconic structures built around the same era?
