# What is Bridge Round? Definition & Technical Mechanics

> **Source:** [SPIDITS AI Startup & Venture Intelligence Glossary](https://spidits.com/startup-glossary)  
> **Category:** Funding  
> **Canonical Citation:** [https://spidits.com/startup-glossary/bridge-round](https://spidits.com/startup-glossary/bridge-round)

## Definition
A Bridge Round is a temporary funding round raised by a startup to extend its runway until it raises a larger institutional round.

## Architectural Mechanics & Deep Dive
A Bridge Round is a temporary funding round raised by a startup to extend its runway until it raises a larger institutional round or achieves profitability. Usually structured as a convertible note or SAFE note, bridge rounds are often funded by existing investors who want to support the company through a temporary cash crunch or help it reach critical valuation milestones.

## Industry Applications & Real-World Use Cases
Runway extension under capital delay conditions

## Frequently Asked Questions

### How is a bridge round usually structured?
Typically as a convertible note or SAFE note that converts into equity during the subsequent priced round.

### Who participates in a bridge round?
Usually existing angel or VC investors who want to support the company through a temporary cash gap.

## Related Terminology
- [safe-note](https://spidits.com/startup-glossary/safe-note)
- [convertible-note](https://spidits.com/startup-glossary/convertible-note)
- [runway](https://spidits.com/startup-glossary/runway)

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*From the SPIDITS AI Knowledge Base (300+ terms indexed). Explore full technical definitions: [https://spidits.com/startup-glossary](https://spidits.com/startup-glossary)*