# R1 | openai/gpt-5.4-mini | 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 its current height is **330 meters including antennas**. The official Eiffel Tower site says it was inaugurated on March 31, 1889, and that it “today measures 330 meters including the antennas.” ([toureiffel.paris](https://www.toureiffel.paris/en/news/history-and-culture/why-does-eiffel-tower-change-size?utm_source=openai))

Do you want the height in feet as well?
