He made the comments in a phone call with Turkish President Tayyep Erdogan, who appealed for a ceasefire in the conflict that the United Nations says has created the fastest growing refugee crisis in Europe since World War Two.
Russian television said Putin also held talks on Sunday with President Emmanuel Macron, who has stayed in regular contact but, as with other international efforts, has yet to convince Moscow to call off a campaign now in an 11th day.
Authorities in Mariupol had said on Sunday they would make a second attempt to evacuate some of the 400,000 residents, after the Ukrainian coastal city endured days of shelling that has trapped people in without heat, power and water.
But the ceasefire plan collapsed, as it had on Saturday, with each side blaming the other for the failure.
Putin told Erdogan he was ready for dialogue with Ukraine and foreign partners but any attempt to draw out negotiation would fail, a Kremlin statement said. Turkey said Erdogan had called for a ceasefire to ease humanitarian concerns.
Kyiv renewed its appeal to the West to toughen sanctions beyond existing efforts that have hammered Russia’s economy. It also requested more weapons, including a plea for Russian-made planes, to help it repel Russian forces.
US Secretary of State Anthony Blinken said Washington was “very, very actively” considering how it could backfill aircraft for Poland, if Warsaw decided to supply its warplanes to Ukraine, speaking on a trip to neighbouring Moldova.