Free investors explore.
Pro investors build conviction.
Capture your conviction, monitor it as the facts change, and know precisely when to reconsider. Start free - upgrade when you're ready for portfolio risk analytics and AI research briefs.
Free
Login required · Start your conviction journey
- Research stocks with the AI Screener (5 searches per day)
- Write up to 3 investment convictions
- Basic Thesis Health Score for your convictions
- Bella AI research assistant (10 questions/month)
- Natural-language stock screening
- Earnings calendar & watchlist
- Join the community - forum, profiles, discussions
- Investor Guide & educational content
- 150 AI analysis calls per month
Cerebellum Pro
Monitor every conviction
- Everything in Free, plus:
- 10 convictions with automated Thesis Monitor
- Thesis Lab - adversarial audits, cognitive bias analysis & health scoring
- Research missions, threads & Memory Cortex
- Slack Daily Briefing - portfolio summary delivered to your channel
- Advanced Portfolio Intelligence - VaR, Sharpe, Sortino, beta, drawdownComing Soon
- Portfolio stress testing - recession, inflation, rate shock, tech selloff
- Alpha Intelligence - footnote forensics, earnings evasion, dilution alertsBeta
- Institutional Intelligence - 13F tracking, smart money, insider clusters
- Bring Your Own Key (BYOK) option for unlimited AI analysis
- 500 AI analysis calls per month
Cerebellum Premium
Deep-dive research & automation
- Everything in Pro, plus:
- 25 investment convictions (up from 10 on Pro)
- 1,250 AI analysis calls per month
- Autonomous research report generator for any ticker
- Investor DNA analysis & pattern recognition across your research
- Bring Your Own Key (BYOK) support + custom model selection & priority routing
- Quant Screener & Factor Model - multi-factor ranking, momentum/value/quality scoring
- Cerebral Core - Insight Recall, Neural Map, and Research Council panels
- Deep-Dive Analysis - supply chain maps, earnings call NLP, economic moat
- Premium Lounge - high-signal discussion board and suggestions hub for feature requests
- Bella Tool Studio - design up to 3 custom AI research tools with natural language
AI Analysis Fair Use
Each plan includes a monthly allowance of AI analysis calls - the fresh analyses that trigger our AI research engine. Cached results (repeated within 12 hours) are free and do not count against your limit. Allowances reset on the first of each calendar month.
Need more? An AI Calls Booster - 25 extra calls for $5 - is available as a one-time add-on from your account or the Intelligence Center. Booster credits never expire.
See our Terms of Service for full details.
Cancel anytime. Subscriptions are billed automatically. All plans include a 7-day money-back guarantee.