The hostages, all men, have arrived back in Israel, where they will reunite with family and undergo medical checks.
It’s been two years since thousands of Hamas-led militants poured into southern Israel after a surprise barrage of rockets.
The United States, Qatar and Egypt met with an Israeli delegation in Qatar as the Palestinian death toll climbed past 40,000.
Hamas has given its initial approval of a U.S.-backed proposal for a phased cease-fire deal in Gaza, dropping a key demand that Israel commits up front to a complete end to the war.
Israel’s prime minister faced growing pressure Saturday after U.S. President Joe Biden announced a proposed agreement to end the fighting in Gaza.
President Joe Biden detailed a deal proposed by Israel to Hamas militants that he says would lead to the release of the remaining hostages in Gaza and could end the war.
Israel's military had earlier said that it launched an investigation into civilian deaths after it struck a Hamas installation.
After an hours long delay Hamas released 13 Israelis and four foreigners late Saturday in the second round of swaps under a cease-fire deal, the Israeli military said.
Vice President Mike Pence has announced that the U.S. and Turkey have agreed to a cease-fire in Syria.