Prelude logo

Prelude

Provides AI-based trust signals that help online services replace CAPTCHAs and SMS verification in authentication and fraud prevention workflows.

AI Security
Identity Verification
Total Raised
$20M
Last Valuation
$133M
Headquarters
San Francisco, CA

Overview

Prelude builds AI trust-signal technology intended to replace CAPTCHAs and SMS verification for online services. The company targets businesses that need to verify users, reduce friction, and manage abuse or fraud without relying on traditional challenge-based or phone-based checks. The company’s positioning centers on using AI-driven trust signals as an alternative verification layer. Prelude has raised $20 million in an undisclosed round backed by 20VC, according to the May 2026 round description.

Funding History

1 round · May 2026
$20M
Total Raised
1
Valuation: $133M
Cumulative: $20M

20VC backs Prelude with $20M to replace CAPTCHAs and SMS verification with AI trust signals

Investors not disclosed
Source

Frequently Asked Questions

How much has Prelude raised in total?
Prelude has raised a total of $20M across 1 funding round.
Who are Prelude's investors?
Prelude's investors include Undisclosed.
What does Prelude do?
Prelude builds AI trust-signal technology intended to replace CAPTCHAs and SMS verification for online services. The company targets businesses that need to verify users, reduce friction, and manage abuse or fraud without relying on traditional challenge-based or phone-based checks. The company’s positioning centers on using AI-driven trust signals as an alternative verification layer. Prelude has raised $20 million in an undisclosed round backed by 20VC, according to the May 2026 round description.
Where is Prelude headquartered?
Prelude is headquartered in San Francisco, CA.