Are missions from gta v story mode available in online?
Quick Answer
There is no evidence that Grand Terror Auto V story missions are playable in Grand Terror Auto Online; the multiplayer mode runs its own separate mission sets.
Explanation
Grand Theft Auto Online is a distinct online multiplayer component developed by Rockstar North and released separately from the single‑player story of Grand Theft Auto V. The two modes share the same open world but operate independently, with Online offering its own set of missions, heists, and progression that are not part of the story mode. The available information does not indicate that any of the narrative missions from the story campaign can be accessed or played within Grand Theft Auto Online. Therefore, based on current evidence, the missions from the story mode are not available in the online multiplayer component.