YC SAFE Financing Documents: A Complete Guide preview image

1. Download Options

  • US: 3 versions of Post-money SAFE (Valuation Cap, Discount, MFN) + Pro Rata Side Letter
  • International: Canada, Cayman, Singapore versions available

2. What Is a SAFE?

  • Introduced in late 2013 for quick, simple early-stage fundraising.
  • Originally "pre-money" SAFE; evolved to "post-money" SAFE in 2018.
  • Post-money means: after all SAFE money is counted, before the next priced round.
  • Both founders and investors can immediately and precisely calculate dilution.

3. Two Key Functions

  1. High Resolution Fundraising: Close individual investors when ready -- no need to assemble everyone.
  2. Simple, Flexible Contract: One-page document, minimal negotiation (usually just the valuation cap), no maturity date or interest rate.

4. Usage Guide

  • Read the SAFE User Guide for conversion mechanics, examples, Pro Rata Side Letter details.

5. Limitations

  • Not perfect for every situation, but balances startup and investor interests.
  • "SAFE terms are designed to fairly balance the interests of both startups and investors."
  • Always consult a qualified attorney before using.

Key Terms

  • SAFE (Simple Agreement for Future Equity)
  • Pre-money / Post-money
  • Valuation Cap / Discount / MFN
  • Pro Rata Side Letter
  • Dilution / High Resolution Fundraising

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