Kepler tech stack

Kepler builds verifiable and traceable AI infrastructure for industries where being wrong isn't an option. Starting with finance.

kepler.ai ↗Checked Sep 2026

Foundation

In a job posting: “OUR TECHNICAL STACK: - Data: PostgreSQL, plus direct integrations with official data sources.” source · Jul 2026 ↗
In a job posting: “OUR TECHNICAL STACK: - Frontend: TypeScript, React - the analyst workspace and verification interfaces.” source · Jul 2026 ↗

AI in the product

“Kepler searches 100M+ financial documents with turbopuffer Sharding: up to 256TB in one index NEW: Scale a single namespace up to 256TB with namespace sharding Kepler Kepler is AI that proves it's right core SaaS Kepler searches 100M+ financial documents with…” — customer story, Sep 2026 ↗

Shipping

In a job posting: “OUR TECHNICAL STACK: - Infra: AWS.” source · Jul 2026 ↗

Growth

On its website: DNS: envelope.kepler.ai MX feedback-smtp.us-east-1.amazonses.com source · Oct 2026 ↗

Building with AI

In a job posting: “We use AI tools heavily - Cursor, Claude Code, whatever makes us faster.” source · Sep 2026 ↗
In a job posting: “We use AI tools heavily - Cursor, Claude Code, whatever makes us faster.” source · Sep 2026 ↗

Built on a similar stack

Products that share the most distinctive building blocks with Kepler.