Braintrust

Active observability for agents in production.

AI agents Data and analytics

Latest funding

$80M Series B+ · February 18, 2026

Led by ICONIQ · Source: Pulse 2.0

Total raised: $121.1M across 3 sourced rounds

All 3 rounds ↓

Website: braintrust.dev.

X: @braintrust · 7,812 followers.

LinkedIn: linkedin.com.

Categories: AI agents Data and analytics.

Sectors: AI.

Subcategory: Agent observability and monitoring.

Stage: Series B+.

Based in: San Francisco, United States.

Founded: 2022.

Total raised: $121.1M in 3 sourced rounds.

Last round: Feb 18, 2026 · 267 days ago.

Headcount: 101–250 employees.

On Recent Funding since: Sep 22, 2026.

Signals

X account@braintrust · created Aug 3, 2023 (3 years old) · 7,812 followers

Website registeredMar 25, 2021 (5 years old)

TIMELINE · MONEY RAISED

Braintrust | 132 days from X account to first raise on record

@braintrust·Raised $121M in 3 sourced rounds·1 signal before the first raise

Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.

Funding rounds

February 18, 2026
Series B+ · $80M
IICONIQ (lead), AAndreessen Horowitz, Bbasecase capital, EElad Gil, GGallery Ventures, GGreylock
Source: Pulse 2.0
October 8, 2024
Series A · $36M
AAndreessen Horowitz (lead)
Source: braintrust.dev
December 13, 2023
Seed · $5.1M
Source: fundraisingfox.com
August 3, 2023
X account created
March 25, 2021
Website created

Founders and team

AG
Ankur Goyal Founder

@ankrgyl · LinkedIn
EH
Eden Halperin Head of Product

Investors

Companies like Braintrust

GGroundcover$100M Series B+ · Jul 2026
CCoralogix$200M Series B+ · Jun 2026
PPlural$6M Seed · Mar 2025
AArtie$12M Series A · Jan 2026
TTensorZero$7.3M Seed · Aug 2025
HHoneyHive$7.4M Seed · Apr 2025

Other companies backed by ICONIQ

WWealthsimple$425M Series B+ · Oct 2026
NNevis$60M Series B+ · Oct 2026
EEnveda$311M Series B+ · Sep 2026
RRillet$100M Series B+ · Aug 2026
KK2 Space$500M Series B+ · Jul 2026
PPaper$34M Series A · Jul 2026

ICONIQ portfolio →

Sources and API

Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/braintrust (get a free API key).