# Better Auth funding: rounds and investors

> Better Auth has raised $5.0M across 1 round since 2025. Investors include Y Combinator, Pioneer Fund and Chapter One Ventures. Every round with its source.

Source: https://millionrounds.com/company/better-auth (Millionrounds; every figure on the page links to its filing or article)

Ethiopia · [Seed startup](https://millionrounds.com/companies)

# Who invested in *Better Auth*

One round we have observed, with the 4 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Cybersecurity Developer Tools Open Source

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Funding summary Updated 5 Nov 2026

**$5.0M** raised across 1 round since 2025, from 1 source

- **Latest round:** Seed, $5.0M Jun 2025
- **Investors:** 4

See who backed them

## The rounds

- **Jun 2025** Seed **$5.0M** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [Chapter One Ventures](https://millionrounds.com/fund/chapter-one) [P1 Ventures](https://millionrounds.com/fund/p1-ventures) Reported by TechCrunch

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

[Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round

[Chapter One Ventures](https://millionrounds.com/fund/chapter-one) VC firm **1** round

[P1 Ventures](https://millionrounds.com/fund/p1-ventures) Private equity **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=better-auth).

## Also claim to have backed them

These 2 firms list Better Auth as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Lobster Capital](https://millionrounds.com/fund/lobster-capital) VC firm Per its own site

[Seaplane Ventures](https://millionrounds.com/fund/seaplane-ventures) VC firm Per its own site

## Quick answers about Better Auth

### Who invested in Better Auth?

Better Auth's investors include Y Combinator, Pioneer Fund, Chapter One Ventures and P1 Ventures.

### How much has Better Auth raised?

Better Auth has raised $5.0M across 1 round since 2025.

### When did Better Auth last raise?

Better Auth's most recent round was a Seed of $5.0M in Jun 2025.

### What was Better Auth's biggest round?

Its most recent round, $5.0M in Jun 2025, is also its largest on record.

### Who backed Better Auth first?

Better Auth's first round on record, in Jun 2025, was backed by Y Combinator, Pioneer Fund and Chapter One Ventures and 1 others.

### What stage is Better Auth at?

Better Auth's latest named round is a Seed, in Jun 2025.

### Where is Better Auth based?

Better Auth is based in Ethiopia.

## Companies like Better Auth

In the same sector, and raised in the last eighteen months.

[**Lazarus AI** $43M · Nov 2026](https://millionrounds.com/company/lazarus-ai)[**Trajectory** $101M · Nov 2026](https://millionrounds.com/company/trajectory)[**Fal** $1.4B · Nov 2026](https://millionrounds.com/company/fal)[**Guava** $13M · Nov 2026](https://millionrounds.com/company/guava)[**e2e** $8.0M · Nov 2026](https://millionrounds.com/company/e2e)[**Braid** $45M · Oct 2026](https://millionrounds.com/company/braid)

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