Lyon recorded their first Ligue 1 win of the season by beating Nantes 3-1 on Sunday, while PSG and Monaco drew 1-1.
Lyon had to come from behind to beat Nantes at the Stade de Gerland on Sunday and register a first Ligue 1 win in four attempts.
Despite falling behind to a Jordan Veretout goal, Les Gones hit back with goals from Bafetimbi Gomis, Clement Grenier and Jimmy Briand and closed to within three points of league-leaders Monaco, for a couple of hours at least.
Defeat for Nantes leaves them without a win on the road in three attempts but Les Canaris solid home record means they sit happily in mid-table on their return to the top flight.
The battle of the big spenders ended all square as Paris Saint-Germain and Monaco had to settle for a 1-1 draw at the Parc des Princes on Sunday night which kept the visitors on top.
Zlatan Ibrahimovic converted a Maxwell cross to put the capital club into an early lead, but Radamel Falcao bravely headed home an equaliser within 15 minutes to ensure Monaco maintained their unbeaten start to the season.
The hosts had the better chances, but the wasteful Ibrahimovic was guilty of over-playing at times, missing three golden chances.
The draw kept Monaco two points clear of PSG and Saint-Etienne.
Nice took no time at all to settle into their new home, producing a convincing 4-0 win over struggling Valenciennes at the brand new Allianz Riviera.
Claude Puel's men stretched their unbeaten run to five games in Ligue 1 thanks to first-half goals from Dario Cvitanich and Eric Bautheac, which were followed up by strikes from Christian Bruls and Alexy Bosetti to lift Nice into sixth place.
Defeat for goal-shy Valenciennes means they have now suffered five consecutive losses since their opening day win over Toulouse and they continue to languish in the bottom three.
Lorient twice fought back from behind to take a share of the spoils from a 3-3 draw with out-of-form Bordeaux.
The visitors had lost three games in a row going into the match but took an early lead at Stade du Moustoir through a Cheick Diabate penalty.
Lorient levelled through Vincent Aboubakar but found themselves 3-1 down before the half-hour mark as Gregory Sertic and Henri Saivet put Francis Gillot's in control of the game.
Kevin Monnet-Paquet pulled a goal back on the stroke of half-time and the hosts grabbed an equaliser when Sadio Diallo struck on 58 minutes to earn a point.