The Signal

Research, innovation,
and the future of AI

Our team's perspectives on conversational AI, Indian language technology, financial inclusion, and the techniques driving the next wave of intelligent systems.

All Architecture NLP Voice FinTech Privacy

Why Selective Context Beats Full-History RAG in Production Conversations

Most conversational AI systems dump entire conversation history into the model context. We built Sentia to prove there's a better way — and the results speak for themselves.

Fine-Tuning Small Language Models for Indian Financial Services

Why we chose SLMs over large foundation models, and the domain-specific fine-tuning pipeline that achieves superior accuracy at a fraction of the cost.

Building STT for 22 Languages: Lessons from Rural India

From marketplace noise to code-switched dialects — the engineering challenges and breakthroughs in building speech recognition that works where it matters most.