A successful architecture studio is characterised by a collaborative environment, creative freedom, and a clear vision. It's a space where architects can brainstorm, experiment, and refine their ideas. The physical space is often open and flexible, allowing for easy communication and the sharing of ideas. 

A successful studio also has a strong leadership team that guides the creative process while providing support and mentorship. Access to resources, both in terms of materials and technology, is crucial, as is a connection to the broader architectural and design community for inspiration and collaboration. 

The culture of a studio is also essential; it should foster a sense of curiosity, ambition, and a shared commitment to producing high-quality, innovative work.