The Intelligence Layer for Angel Investing

AI-powered research, valuation context, and portfolio monitoring for private-market investors who want institutional-grade clarity without institutional overhead.

Track investments in leading private companies

Acorns
AngelList
Mercury
SpaceX
Replit
OpenAI
Anthropic
Perplexity
Kraken
Ripple
Lovable
Stripe

Clearer Visibility into Private Markets

Intelligent Research

Turn company names, URLs, articles, investor updates, and documents into structured diligence.

  • Multi-source research synthesis
  • Source-backed company summaries
  • Valuation and funding context
  • Competitive and market analysis

Portfolio Intelligence

Track every private-company holding with investment records, valuations, status, documents, and follow-ups in one place.

  • Portfolio import and manual entry
  • MOIC and estimated value tracking
  • AI-assisted status detection
  • Valuation history and evidence logs

Signal Monitoring

Surface meaningful developments across your holdings and turn them into reviewable updates and follow-up actions.

  • Acquisition, IPO/SPAC, and shutdown detection
  • Funding and valuation signal tracking
  • Product, leadership, and market updates
  • Digest-ready review workflows

See It in Action

Every screen is built for the way angel investors actually work.

AI Research

Diligence that starts from a name, URL, or update

Paste a company name, URL, article, email, or deck. AngelBrief organizes available sources into a structured research report with company context, valuation evidence, market positioning, and follow-up questions.

  • Source-backed company overview
  • Funding, valuation, and ownership context where available
  • Competitive and market landscape
  • Notes, documents, and evidence retained for future review
app.angelbrief.com/research
AngelBrief
DashboardResearchPortfolioCards
B
Analyze a Company
Paste a name, URL, or news article. AI will generate a full intelligence report.
Mistral AI
Generate Report →
Mistral AI
AI / Foundation Models · Paris, France
High · 84Series B
Est. Valuation
$6.0B
Last Round
$640M
Est. MOIC
2.8×
Mistral AI is a frontier model lab competing directly with OpenAI and Anthropic, with strong European regulatory tailwinds and enterprise traction...
app.angelbrief.com/portfolio
AngelBrief
DashboardResearchPortfolioCards
B
Paste an article URL, email, or describe any update. AI will find the right company and apply the change.
Update
CompanyInvestedEst. ValueMOIC
Anthropic
ActiveSeries E
$500K$1.55M3.1×
Mistral AI
ActiveSeries B
$250K$500K2.0×
Perplexity
ActiveSeries C
$100K$160K1.6×
Cohere
Valuation reviewSeries D
$200K$180K0.9×
Portfolio Intelligence

A living record for every private investment

Upload a portfolio or add investments manually. AngelBrief turns each company into a living card with investment details, valuation history, AI updates, documents, notes, and follow-up workflows.

  • Track investment amount, entry valuation, estimated value, and MOIC
  • Detect acquisitions, IPO/SPAC events, pivots, shutdowns, and stock rollovers
  • Refresh valuations when new evidence is added
  • Resolve missing data, identity issues, and follow-ups from one workspace
Signal Monitoring

Portfolio monitoring without inbox chaos

AngelBrief helps identify meaningful developments across your holdings and organizes them into context-rich updates you can review, resolve, or follow up on.

  • Funding, acquisition, IPO/SPAC, shutdown, and valuation signals
  • Source-backed context and AI interpretation
  • In-app review and Resolve workflows
  • Follow-up tracking for syndicate leads, managers, and investor updates
app.angelbrief.com/dashboard
AngelBrief
DashboardResearchPortfolioCards
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Recent Portfolio Updates
In-app review
Review source-backed updates affecting your holdings.
FigmaAcquisition update
1h ago
Adobe abandons $20B acquisition. Figma files for IPO.
This significantly changes exit timeline and valuation trajectory. IPO could value Figma at $12–15B.
AnthropicFunding update
4h ago
Anthropic closes $3.5B Series E led by Google
Round values company at $61B post-money. Existing investors maintain 18% dilution.
CoherePartnership update
1d ago
Cohere signs multi-year enterprise deal with Oracle Cloud
Partnership expected to accelerate revenue by 40% in 2025. Key risk: AWS co-opetition.

Pricing Built for Serious Investors

Choose the plan that fits your investment activity

All plans include a 7-day free trial

Essential

$149/month
  • Company research and watchlist tracking
  • AI-assisted company summaries
  • Source-backed diligence reports
  • Basic valuation and market context where available
Most Popular

Pro

$299/month
  • Everything in Essential
  • Portfolio import and company-card management
  • Investment tracking, estimated value, and MOIC views
  • AI-assisted updates, status detection, and valuation refresh workflows

Elite

$549/month
  • Everything in Pro
  • Expanded diligence and portfolio monitoring workflows
  • Advanced Resolve, follow-up, and document/evidence handling
  • Team access and higher-touch portfolio intelligence