Curated AI Stack
Free AI Analytics & Research Stack for Startups
Startups rarely need another 200-tool directory. They need a Free stack focused on analytics & research — tools that work together without subscription creep. This page curates core and supplementary picks from our vetted database of 210+ AI tools, matched to how early-stage startups actually work in 2026.
·Data as of June 2026
10 tools matched from our database
Core Tools
Start here — these are the highest-impact picks for analytics & research based on fit, implementation ease, and value for early-stage startups.
Core tool #1
Zapier
Automation
Automate workflows and connect different tools without coding knowledge. Trigger actions between 5,000+ apps automatically.
- Sign up for a free Zapier account
- Choose trigger app and event
Core tool #2
Semantic Scholar
AI for Scientific Research
AI-powered research tool for navigating scientific literature, providing literature search, discovery, and analytics.
- Visit the Semantic Scholar website
- Search for research papers using keywords, authors, or topics
Core tool #3
Zillow (Zestimate & AI features)
AI for Real Estate
Real estate marketplace using AI for property valuations (Zestimate), personalized recommendations, and market trend analysis.
- Visit Zillow.com or use the Zillow app.
- Search for properties, view Zestimates, and explore market data.
Core tool #4
Redfin (AI-Powered Recommendations & Estimate)
AI for Real Estate
Tech-powered real estate brokerage using AI for property estimations (Redfin Estimate), personalized home recommendations, and matching buyers with agents.
- Access Redfin.com or the Redfin app.
- Search for homes, view Redfin Estimates, and explore neighborhood data.
Core tool #5
Bubble
No-Code Development
No-code platform for building web applications. Perfect for non-technical users who want to create complex web applications without writing code.
- Sign up for a free account
- Use the visual editor to design your app
Supplementary Tools
Add these once your core stack is running — they extend automation, reporting, or specialized workflows without replacing your foundation.
Supplementary #1
Alpaca Trading (API)
AI for Finance
Commission-free API for algorithmic trading, enabling developers to build and run trading bots and applications.
- Sign up for an Alpaca account and get API keys
- Choose a programming language and use Alpaca's SDK (Python, JS, Go, C#)
Supplementary #2
WattTime
AI for Environmental Sustainability
Non-profit organization providing real-time and forecasted data on the marginal emissions rate of electricity grids, using AI to enable automated emissions reduction.
- Access WattTime data via their API or partner integrations.
- Developers can use the API to build applications that shift energy consumption to cleaner times.
Supplementary #3
AlphaFold (DeepMind)
AI for Scientific Research
Groundbreaking AI system by DeepMind that predicts the 3D structure of proteins from their amino acid sequence with high accuracy.
- Access the AlphaFold Protein Structure Database online
- Use the open-source AlphaFold code for custom predictions (requires computational resources)
Supplementary #4
Numerai
AI for Finance
An AI-run, crowd-sourced hedge fund where data scientists build predictive machine learning models on encrypted financial data to trade stocks.
- Sign up on the Numerai platform and download the dataset
- Build a machine learning model to predict stock market movements based on the data
Supplementary #5
Metricool
Social Media & Community Management
Social media management and analytics tool with AI for content generation, identifying best times to post, and competitor analysis.
- Create a Metricool account (free or paid)
- Connect your social media and ad accounts
Unlock the full Analytics & Research implementation guide
Get the step-by-step rollout plan for this stack — tool order, integration map, 14-day checklist, and budget guardrails tailored to early-stage startups. Run the free wizard first, then upgrade to unlock detailed plans inside useToolCraft.