SI
Sonder Interfaces, Inc.
· 2025sonder.inc
Sonder Interfaces, Inc. is a company focused on developing new social interfaces and personalized memory for language models, founded in 2025.
About
Sonder Interfaces, Inc. was incorporated on July 24, 2025, following a period of prototyping new social interfaces by Harvin starting in February 2025. The company quickly grew, with Harry joining in July 2025 after reneging an OpenAI offer, and Eunice and Leslie also becoming early team members. The team worked on personalized memory for language models and conducted their first live demo. By August 2025, Sonder had raised institutional capital and secured a new office lease in San Francisco.
Company Timeline
Funding rounds, employee growth, revenue, and exits over the same period. News mentions shown as markers.
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Score Breakdown
39Traction
36Team
60Visibility
9Profile
50Community
15Discussion (0)
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Frequently Asked Questions
What does Sonder Interfaces, Inc. do?
Sonder Interfaces, Inc. was incorporated on July 24, 2025, following a period of prototyping new social interfaces by Harvin starting in February 2025. The company quickly grew, with Harry joining in July 2025 after reneging an OpenAI offer, and Eunice and Leslie also becoming early team members. The team worked on personalized memory for language models and conducted their first live demo. By August 2025, Sonder had raised institutional capital and secured a new office lease in San Francisco.
How much funding has Sonder Interfaces, Inc. raised?
Sonder Interfaces, Inc. has raised a total of $18M in funding. The most recent round on record is Post-IPO.
When was Sonder Interfaces, Inc. founded?
Sonder Interfaces, Inc. was founded in 2025.