We build sovereign, high-margin AI and software products designed to outlast the hype cycle. Sovereign architectures, low-latency audio, and delightful consumer interfaces.
Transforming static PDFs, research papers, and URLs into hilarious, dual-host podcasts with real-time push-to-talk voice interruption.
While tools like Google NotebookLM generate robotic summaries, PodBanter creates living conversational chemistry between dynamic AI co-hosts. Listeners can interrupt the show in real-time by tapping their mic or headphones—the hosts pause, answer dynamically in-character, and seamlessly resume the episode.
Real-time voice interruption & conversational Q&A mid-episode.
Contrasting personas, comedic banter, and realistic human audio pacing.
One-click export directly into Apple Podcasts, Spotify, and Overcast.
Full MediaSession integration for seamless background listening.
"Wait, you're telling me quantum computers can break 256-bit encryption before my coffee cools down?"
"Not unless your coffee takes 20 years to cool, Leo. Here is how post-quantum cryptography actually works..."
15March Labs operates on a studio model: we build, iterate, and spin out sovereign software and AI products.
Autonomous dual-host conversational AI podcast platform with real-time push-to-talk voice interruption and RSS syndication.
Deterministic digital verification, content provenance, and cryptographic trust infrastructure for media assets and AI outputs.
Ultra-fast edge audio pipeline combining streaming STT, structured multi-agent LLM reasoning, and real-time TTS micro-crossfades.
Our products require millisecond-level responsiveness for voice interaction and multi-gigabyte audio asset delivery worldwide. We build on top of Cloudflare’s developer platform and high-performance edge compute.
Incorporated in Delaware, USA via Stripe Atlas. An independent software laboratory focused on sovereign consumer AI.
15March LLC is a legally registered Limited Liability Company organized in the State of Delaware, United States. Formed through Stripe Atlas, the company manages software products, IP licensing, and SaaS subscriptions worldwide.
Founded by Sunil Baral, 15March Labs operates with lean, high-velocity engineering discipline. We build full-stack AI audio, mobile PWAs, and distributed media streaming systems without massive bureaucratic overhead.
Our manifesto: "We don’t believe in bloated enterprise software. We believe in small, lethal teams, radical autonomy, and shipping artifacts that feel alive."
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