January 2026 Brief

How AI startups really win.

Build Atlas turns funded AI companies into decision-grade dossiers: product wedge, moat, execution, and category momentum—so builders can learn and investors can underwrite faster.

  • -Diligence-ready breakdowns in minutes, not weeks
  • -Moat + GTM clarity, not vibes
  • -Comparable rounds, peers, and what to watch next

201

Companies tracked

$31.1B

Capital mapped

6

Build patterns detected

55%

GenAI adoption

What You Get

Decision-grade dossiers across: Wedge, Moat, Execution, and Momentum—grounded in architecture, data advantage, and GTM.

Brief

A concise monthly thesis on what changed, why it matters, and implications for builders and investors.

Dossiers

Searchable company-level breakdowns with architecture, stack, positioning, and confidence-scored signals.

Signals

Emerging build patterns detected across startups, with confidence levels and failure modes.

Analysis, Not Noise

Every dossier is backed by evidence. Every signal is detected from real implementation data.

JANUARY 2026 BRIEF

Agentic architectures dominate new funding, with 55% of startups building on generative AI infrastructure and multi-model orchestration.

Average deal size reached $154.6M. Capital is concentrating on fewer, more infrastructure-heavy plays. Implication: the middleware layer is heating up.

201

Companies tracked

$31.1B

Capital mapped

6

Patterns detected

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How We Decode Startups

Build Atlas combines automated data collection from 50+ sources with LLM-powered architecture detection to deliver actionable startup intelligence for builders and investors. Every dossier includes evidence counts, confidence scores, and source attribution.

Read our methodology

Frequently Asked Questions

How often is Build Atlas updated?

We publish a new Brief by the 5th of each month covering the previous month. Company dossiers are refreshed continuously as new information surfaces.

What funding stages do you cover?

Seed through Series D, with a focus on AI and AI-adjacent companies. We include deals $1M+ to maintain signal quality.

How are architecture signals detected?

Our system analyzes company websites, documentation, job postings, and technical content to identify stack choices and architecture patterns. Each signal includes a confidence score.

Do I need an account?

No. Browsing is open. An account only enables watchlists, saved filters, and personalized recommendations.

Can I export the data?

Yes, dossiers can be exported to CSV and briefs can be downloaded as PDF.