The 2026 Chile Open (known as the BCI Seguros Chile Open for sponsorship reasons) was a men's tennis tournament played on outdoor clay courts. It was the 27th edition of the Chile Open, and part of the ATP 250 tournaments on the 2026 ATP Tour. It took place in Santiago, Chile from 23 February through 1 March 2026.
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
The following pairs received wildcards into the doubles main draw:
The following pairs received entry into the doubles main draw as alternates: