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Langbase

Langbase

Private
San Francisco, CaliforniaAI, Data & Cloud Infrastructurehttps://langbase.com/

Last Round

Seed

Mar 4, 2026

Est. Valuation

$4.3M

Total Funding Raised

$5.55M

Company Overview

Langbase is a software development company that provides a serverless, composable AI infrastructure platform for building, deploying, and scaling AI agents.

Sector

AI, Data & Cloud Infrastructure

Verticals

ML Platforms, NLP & Conversational AI, API Management, Workflow Automation

Business Model

B2B

Customer Profile

Subscription SaaS, Usage-Based SaaS

AI Layer

Infrastructure

Keywords

prompt engineeringLLM orchestrationLLM opsAI workflow automationprompt managementRAGretrieval augmented generationAI infrastructuredeveloper platformmodel agnosticAI agent frameworkAPI managementvector storeusage-based billingLLM gateway

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Langbase Comparables

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Langbase comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
PromptLayer
88%
Orq.ai
84%
Agenta
83%

Langbase Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedMar 4, 2026
Pre SeedSep 1, 2024

Langbase Investors

Notable investors and investment history

Langbase investors
InvestorRounds
Preston-Werner VenturesSeed
Banyan VenturesPre Seed

Langbase Filings

SEC and related filings with document metadata.

Data table
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Langbase Filings

SEC and related filings with document metadata.

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Firmographic Details

HeadquartersSan Francisco, California
Year Founded2023
Last FundingMar 4, 2026

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