Vellum

Private

New York City, New YorkAI, Data & Cloud Infrastructurehttps://www.vellum.ai/

Last Round

Series A

Jul 10, 2025

Total Funding Raised

$25.5M

Company Overview

Vellum is an enterprise development platform that provides tools for building, evaluating, and deploying mission-critical AI products and agent workflows.

Sector

AI, Data & Cloud Infrastructure

Verticals

ML Platforms, NLP & Conversational AI, DevOps & Containers

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS

AI Layer

Infrastructure

Keywords

LLMopsprompt engineeringLLM development platformAI evaluationprompt managementLLM observabilityLLM evaluationAI infrastructureLLM monitoringprompt versioningLLM testingAI developer toolsLLM evaluation frameworkAI application deploymentLLM playground

Historical Pricing

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Vellum Comps

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Vellum comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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Vellum Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Series A	Jul 10, 2025
Seed	Jul 11, 2023
Accelerator	Jan 27, 2023

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Vellum Investors

Notable investors and investment history

Vellum investors
Investor	Rounds
Pioneer Fund	Seed, Series A
Eastlink Capital	Seed, Series A
Y Combinator	Seed, Series A, Accelerator
Leaders Fund	Series A
Rebel Fund	Seed, Series A
Socii Capital	Series A

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Vellum Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation	Sign Up to view	Mock Valuation
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Vellum Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersNew York City, New York

Year Founded2023

Last FundingJul 10, 2025

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