Limitless funding, valuation and investors

Overview

Limitless (originally Rewind AI) built software and hardware for capturing and searching personal conversations and on-screen activity. After launching Rewind as a Mac app that recorded meetings and browsing, the company pivoted to Limitless — an AI pendant wearable for ambient transcription and memory search. Founded by Dan Siroker (co-founder of Optimizely), it raised approximately $10M seed funding in November 2022 led by Andreessen Horowitz, with First Round Capital and NEA in later rounds. Meta acquired Limitless in December 2025, integrating the team into Reality Labs and discontinuing pendant sales.

Why Limitless is interesting

Limitless pivoted from Rewind's Mac screen/audio capture to a wearable pendant for always-on meeting memory — then Meta acqui-hired the team into Reality Labs in December 2025, winding down consumer hardware sales.

Product & use cases

Limitless Pendant recorded and transcribed conversations throughout the day, syncing to a cloud app for AI-powered search and summaries. Prior Rewind product captured Mac screen and audio locally for personal memory retrieval.

• Searching past meetings and conversations by keyword after the fact
• Generating daily summaries of discussions and decisions
• Personal productivity memory layer for knowledge workers

Key facts

• Acquired by Meta (Dec 2025); team joined Reality Labs (TechCrunch)
• Seed (~Nov 2022): ~$10M led by a16z; First Round and NEA participated
• Pivoted from Rewind Mac app to Limitless AI pendant wearable
• Founded by Dan Siroker, co-founder of Optimizely

Funding history (newest first)

Investors in our directory

Funds linked from Limitless's profile — open a fund page for stage focus and related deal articles.

Competitive landscape

Edge: Founder Dan Siroker previously built Optimizely — bringing product-led growth experience to a crowded AI-memory category. Hardware pivot differentiated from pure software competitors like Otter.ai.

Personal AI memory is crowded and privacy-sensitive. Limitless's Meta exit reflects big-tech interest in ambient computing for AR/VR — consumer standalone hardware proved hard to scale independently.

• Otter.ai direct

  Meeting transcription SaaS without wearable hardware; broader team features vs Limitless's personal memory focus.

• Humane AI Pin adjacent

  Failed wearable AI device; similar form-factor risk highlighted challenges Limitless faced before Meta acquisition.

• Apple Intelligence / Siri incumbent

  Platform risk from OS-level memory and transcription on iPhone/Mac.

Notable stories

• Dan Siroker's motivation stemmed from personal hearing loss experience — building tools to never miss conversation context, a narrative that differentiated Limitless from generic transcription apps.
• Meta's acquisition wound down consumer pendant sales — typical acqui-hire pattern where big tech buys team and IP for AR roadmap rather than continuing standalone hardware.

Industries