# Braintrust Data funding: rounds and investors

> Braintrust Data has raised $36M across 1 round since 2024. Investors include Andreessen Horowitz, Greylock and Guillermo Rauch. Every round with its source.

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

United States · [Series A startup](https://millionrounds.com/companies)

# Who invested in *Braintrust Data*

One round we have observed, with the 3 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.

AI

Funding summary Updated 26 Oct 2026

**$36M** raised across 1 round since 2024, from 1 source

- **Latest round:** Series A, $36M Oct 2024
- **Investors:** 3

See who backed them

## The rounds

- **Oct 2024** Series A **$36M** [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) [Greylock](https://millionrounds.com/fund/greylock-partners) [Guillermo Rauch](https://millionrounds.com/fund/guillermo-rauch) Source recorded

## Everyone who backed them

[Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) VC firm **1** round

[Greylock](https://millionrounds.com/fund/greylock-partners) VC firm **1** round

[Guillermo Rauch](https://millionrounds.com/fund/guillermo-rauch) VC firm **1** round

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

## Quick answers about Braintrust Data

### Who invested in Braintrust Data?

Braintrust Data's investors include Andreessen Horowitz, Greylock and Guillermo Rauch.

### How much has Braintrust Data raised?

Braintrust Data has raised $36M across 1 round since 2024.

### When did Braintrust Data last raise?

Braintrust Data's most recent round was a Series A of $36M in Oct 2024.

### What was Braintrust Data's biggest round?

Its most recent round, $36M in Oct 2024, is also its largest on record.

### Who backed Braintrust Data first?

Braintrust Data's first round on record, in Oct 2024, was backed by Andreessen Horowitz, Greylock and Guillermo Rauch.

### What stage is Braintrust Data at?

Braintrust Data's latest named round is a Series A, in Oct 2024.

### Where is Braintrust Data based?

Braintrust Data is based in the United States.

## Companies like Braintrust Data

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

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

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