The biggest coworking space in Paris is Greenspace Paris, located in the Bastille district. It has over 4,000 square meters of workspace, including hot desks, dedicated desks, private offices, meeting rooms, and a terrace.

Greenspace Paris is known for its bright and airy atmosphere, as well as its focus on sustainability. The space features recycled materials and plants throughout, and it offers a variety of eco-friendly amenities, such as electric car charging stations and compost bins.

In addition to its workspaces, Greenspace Paris also offers a variety of events and workshops for its members. These events range from networking events to yoga classes to talks on business and technology.

Greenspace Paris is a popular choice for both freelancers and startups, as well as for larger companies that are looking for a more flexible and collaborative work environment.

Here are some other large coworking spaces in Paris:

• Station F: Station F is the world’s largest startup campus, with over 34,000 square meters of workspace. It offers a variety of workspaces, including hot desks, dedicated desks, private offices, and meeting rooms. Station F also has a number of other amenities, such as a restaurant, a gym, and a makerspace.
• WeWork La Fayette: WeWork La Fayette is one of the largest WeWork locations in Paris, with over 6,500 square meters of workspace. It offers a variety of workspaces, including hot desks, dedicated desks, private offices, and meeting rooms. WeWork La Fayette also has a number of other amenities, such as a cafe, a gym, and a lounge area.
• La Cantine Numérique: La Cantine Numérique is a coworking space and digital hub located in the 13th arrondissement of Paris. It has over 3,000 square meters of workspace, including hot desks, dedicated desks, private offices, and meeting rooms. La Cantine Numérique also has a number of other amenities, such as a cafe, a restaurant, and a makerspace.

I hope this helps!