Braintrust Valuation, Funding & Investors

Braintrust is valued at $800M as of February 2026.

Last Braintrust valuation

$800M

Series B · Feb 2026

Last Braintrust funding round

$80M

Series B · Feb 2026

Cumulative funding Braintrust raised

$121M

across 3 funding rounds

Key investors in Braintrust

  • Greylock
  • Andreessen Horowitz
  • basecase capital
  • ICONIQ Capital
  • Guillermo Rauch
  • Elad Gil

Braintrust Overview

About Braintrust

Braintrust is an AI evaluation and data management platform that supports prompt testing, dataset versioning, and performance tracking. It features a Prompt Playground for comparing models and inputs, plus CI/CD integrations for deployments. Datasets evolve with production captures stored in cloud repositories. San Francisco-headquartered Braintrust handles experiments across OpenAI, Anthropic, and custom models for enterprise teams.


Founded

2023

HQ

United StatesSan Francisco, CA

Status

Privately held

Customer focus

B2B

Revenue model

Subscription

Valuation

$800M (Feb 2026)

Braintrust Valuation

Braintrust is currently valued at $800M, based on its Series B in February 2026.

The $80M round was led by ICONIQ Capital, with participation from basecase capital, Andreessen Horowitz, Greylock and Elad Gil.

Braintrust's valuation has grown 5.3x from $150M at its Series A in October 2024 to $800M in February 2026, across 2 priced rounds.

Braintrust valuation by funding round

Braintrust valuation by funding round
DateStageValuation
Feb 2026Series B$800M
Oct 2024Series A$150M

Braintrust Funding History

Braintrust has raised a total of $121M across 3 funding rounds.

Braintrust's first fundraising round was a $5M seed round in December 2023. The most recent completed round was a $80M Series B in February 2026.

Braintrust funding rounds

Braintrust funding rounds
DateStageInvestorsRaisedValuationDeal Summary
Feb 2026Series BICONIQ Capital (lead); basecase capital; Andreessen Horowitz; Greylock; Elad Gil$80M$800MBraintrust Data Inc. is a San Francisco-based startup developing AI observability and evaluation tools to monitor AI models and agents in production, addressing issues like hallucinations, drift, and regression. The platform provides specialized observability beyond traditional system health monitoring, including an AI assistant for prompt optimization and dataset creation, powered by their proprietary Brainstore database which is 80% faster at querying AI traces. It serves customers such as Notion, Replit, Cloudflare, Ramp, and Dropbox as they scale AI deployments. On February 17, 2026, Braintrust closed an $80 million Series B funding round led by ICONIQ Capital at an $800 million post-money valuation. Participants included returning investors Andreessen Horowitz, Greylock, Basecase Capital, and Elad Gil. CEO Ankur Goyal, with prior experience at Impira and Figma, founded the company to tackle recurring challenges in AI evaluation and observability amid the shift from AI experimentation to mission-critical production systems. The funding will support expansion of engineering and go-to-market teams, opening new offices, and developing additional products, with more details planned at their user conference, Trace. ICONIQ's Matt Jacobson highlighted Braintrust's customer obsession, comparing it to portfolio successes like Salesforce, Snowflake, and Datadog. The round underscores investor confidence in AI infrastructure for accountability and reliability, positioning Braintrust against competitors like Arize AI and Langfuse in the evolving AI observability market.
Oct 2024Series AAndreessen Horowitz (lead); basecase capital; Bryan Helmig; Arthur Mensch; Guillermo Rauch; Greg Brockman; Databricks Ventures; Datadog; Greylock; Simon Last$36M$150MBraintrust is an AI observability and evaluation platform designed for teams building and scaling AI products in production. Founded by Ankur Goyal, the San Francisco-based company provides engineering and product teams with tools to monitor, understand, and ensure the reliability of AI models in production, capturing multi-step agent interactions and intermediate reasoning data. The platform is used by marquee companies including Notion, Stripe, Vercel, Airtable, Instacart, Zapier, Coda, The Browser Company, Cloudflare, Ramp, and Dropbox. In October 2024, Braintrust raised $36 million in Series A funding at a $150 million valuation. The company subsequently closed an $80 million Series B funding round in February 2026 led by ICONIQ Capital at an $800 million post-money valuation, with participation from returning investors Andreessen Horowitz, Greylock, Elad Gil, and basecase capital. Braintrust's platform includes integrated tools for evaluation, logging, human review, and prompt and dataset management, positioning itself as the infrastructure layer for production AI with strong focus on measurable outcomes and model reliability.
Dec 2023SeedGreylock (lead)$5M-Braintrust is an AI startup that helps software developers test and enhance enterprise AI applications by connecting to cloud workflows, running evaluations on code, and providing tools to evaluate datasets and prompts. Compatible with top AI models from OpenAI, Anthropic, Meta, and Mistral, it focuses on identifying why AI issues occur to speed repairs, differentiating from observability-focused competitors. Founded by Ankur Goyal, former Figma AI lead, the company launched in summer 2023. Braintrust targets integration into developers' loops for real-time improvement feedback. On December 13, 2023, Braintrust raised a $5.1 million seed round led by Greylock partner Saam Motamedi. This brought total capital raised to $8.3 million, following prior pre-seed from angels including Elad Gil, basecase capital (Alana Goyal), Clem Delangue of Hugging Face, Greg Brockman of OpenAI, Howie Liu of Airtable, Jack Altman of Lattice, and Guillermo Rauch of Vercel.

Who has invested in Braintrust?

12 investors have backed Braintrust across its funding rounds, including Greylock, Andreessen Horowitz, basecase capital, ICONIQ Capital, Guillermo Rauch and Elad Gil.

Lead investors include ICONIQ Capital, Andreessen Horowitz and Greylock.


Braintrust Investors

Investors in Braintrust by funding rounds participated
InvestorHQRoundsRoleFirst check
GreylockUnited StatesSan Francisco, CA3LeadDec 2023
basecase capitalUnited StatesSan Francisco, CA2ParticipantOct 2024
Andreessen HorowitzUnited StatesSan Francisco, CA2LeadOct 2024
ICONIQ CapitalUnited StatesSan Francisco, CA1LeadFeb 2026
Bryan HelmigUnited StatesSan Francisco, CA1ParticipantOct 2024
Arthur MenschFranceParis1ParticipantOct 2024
Guillermo RauchUnited StatesSan Francisco, CA1ParticipantOct 2024
Greg BrockmanUnited StatesSan Francisco, CA1ParticipantOct 2024
Databricks VenturesUnited StatesSan Francisco, CA1ParticipantOct 2024
DatadogUnited StatesNew York City, NY1ParticipantOct 2024

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Braintrust Competitors

Braintrust competitors include listed companies like ODDITY Tech and Beijing CTJ Info Tech, and private ones like GWI, DataStory, Govini and osapiens.

Public and private companies comparable to Braintrust
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
GWIUnited KingdomLondonPrivate--$850M-
DataStoryChinaGuangzhouPrivate--$739M-
GoviniUnited StatesWashington, DCPrivate$100M-$1B10.0x
osapiensGermanyMannheimPrivate--$1B-
ODDITY TechUnited StatesUnited StatesPublicly listed$810M$131M$889M1.8x
Beijing CTJ Info TechChinaChinaPublicly listed$123M$13M$904M4.9x

Braintrust Public Comps

Braintrust is still privately-owned, but its public comps include Beijing Haitian Ruisheng, WingArc1st, Beijing Deep Glint Tech, Similarweb, Beijing Join-Cheer, Horizon Quantum, ODDITY Tech, Beijing CTJ Info Tech, Shenzhen Sunwin and Rezolve AI.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Beijing Haitian Ruisheng$56M$5M13.8x14.0x160.9x-
WingArc1st$199M$70M3.5x3.3x10.0x10.5x
Beijing Deep Glint Tech$23M($29M)25.1x8.7x(19.8x)(80.2x)
Similarweb$283M($15M)2.5x2.3x(48.6x)26.2x
Beijing Join-Cheer$386M$11M1.9x-68.9x-
Horizon Quantum$269K($5M)2287.8x-(125.2x)(33.0x)
ODDITY Tech$810M$131M1.5x1.8x9.6x18.3x
Beijing CTJ Info Tech$123M$13M5.3x4.9x51.3x34.6x

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Common questions about Braintrust

When was Braintrust founded?Braintrust was founded in 2023.
Where is Braintrust headquartered?Braintrust is headquartered in San Francisco, CA, United States.
Is Braintrust publicly listed?No, Braintrust is a private, VC-backed company.
What is Braintrust's valuation?Braintrust was last valued at $800M in its Series B in February 2026.
How much funding has Braintrust raised?Braintrust has raised $121M across 3 funding rounds.
What was Braintrust's last funding round?Braintrust's last funding round was a $80M Series B in February 2026, led by ICONIQ Capital.
Who are Braintrust's investors?Braintrust's investors include Greylock, basecase capital, Andreessen Horowitz, ICONIQ Capital, Bryan Helmig, Arthur Mensch, Guillermo Rauch, Greg Brockman, Databricks Ventures, Datadog and 2 others.
Which companies are comparable to Braintrust?Companies comparable to Braintrust include GWI, DataStory, Govini, osapiens, ODDITY Tech and Beijing CTJ Info Tech.

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