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LangChain logo — LangChain is a large language model application development...

LangChain

LangChain is a large language model application development library

Founded 2022 United States San Francisco, United States 376 employees Series B Total: $160.00M AI, API +1

General Information

Company Name LangChain
Founded Year 2022
Location United States San Francisco, United States
Employees 376
Industries AI, API, Data Analytics
Funding Stage Series B
Business Model B2B, SaaS, Platform
Revenue Model Subscription, Tiered Pricing, Usage Based
Social

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AI Insight

Bounce Watch AI
2 months ago

LangChain recently closed a substantial $125M Series B funding round in late 2025, drawing investment from a strong syndicate including Datadog, Sequoia, and CapitalG. This significant capital injection is clearly supporting an aggressive growth trajectory, as indicated by the company actively recruiting for 114 open positions in July 2026. This strategic hiring surge suggests a strong focus on rapidly scaling its team to accelerate product development and enhance its AI agent engineering platform, driving towards wider market adoption.

Signal Types
Hiring Funding
Strategic Labels
Team Expansion Post-Funding Growth AI Platform Scaling
Next Move: Product Development
·
Impact: 8/10
·
Ideal For: AI Platform Scaling Investors — Series B+

About LangChain

LangChain, founded in 2022, is revolutionizing the AI, API, and Data Analytics industries with its innovative platform for large language model application development. Headquartered in the United States, the company is fundamentally reshaping how intelligent agents are developed and deployed, turning prototypes into robust, production-ready solutions. By offering a comprehensive suite of tools, including open source frameworks LangGraph, LangChain, and Deep Agents, LangChain accelerates the development pipeline for AI agents, ensuring speed and precision.

The platform also features LangSmith, which provides crucial observability and evaluation functionalities, making it indispensable for leading AI teams, like those at Zip, Vanta, Klarna, and Linkedin.

Recently, LangChain secured a $125.00M Series B investment from a distinguished group of investors including Benchmark, CapitalG, and Sequoia, underscoring the strong investor confidence in their ability to scale and dominate in the sophisticated AI landscape. This backing prepares LangChain for an aggressive growth trajectory and further innovation.

Taxonomy: Agent Engineering, AI Development, Open Source Frameworks, AI Agents, Observability, AI Deployment, Rapid Iteration, AI Evaluation, Data Integration, Prompt Management, Generative AI, Chatbots, Personal Assistants, AI Tools

Services & Products

LangSmith Platform
LangSmith Engine
LangSmith Fleet
LangSmith Observability
LangSmith Evaluation
LangSmith Deployment
LangSmith Sandboxes

Target Customers

Startups Global Enterprises AI Development Teams Enterprises with Agent Needs

Funding Rounds & Investors (3)

View All
Funding Stage Amount Investors Lead Investors Date
Series B $125.00M 10
Benchmark CapitalG Sapphire Ventures
Benchmark, CapitalG +8
01 Oct 2025
Series A $25.00M 1
Sequoia
01 Feb 2024
Seed $10.00M 2
Benchmark
Benchmark, Miles Grimshaw
01 Mar 2023

Latest News

View All
Slack launches Slack Code, where teams and AI agents build together — Thenextweb
Slack launches Slack Code, where teams and AI agents build together
Thenextweb Aug 20, 2026
LangChain, 1.25 milyar dolar üzerinden 125 milyon dolar yatırım aldı — Webrazzi
LangChain, 1.25 milyar dolar üzerinden 125 milyon dolar yatırım aldı
Webrazzi Oct 21, 2025
Do Large Language Models Dream of AI Agents? — Wired
Do Large Language Models Dream of AI Agents?
Wired Aug 20, 2025
Google suffers cloud outage, causing disruptions for OpenAI, Shopify and other services — Cnbc
Google suffers cloud outage, causing disruptions for OpenAI, Shopify and other services
Cnbc Jun 12, 2025
Stainless is helping OpenAI, Anthropic and others build SDKs for their APIs — Techcrunch
Stainless is helping OpenAI, Anthropic and others build SDKs for their APIs
Techcrunch Apr 24, 2024
AI and data infrastructure drives demand for open source startups — Techcrunch
AI and data infrastructure drives demand for open source startups
Techcrunch Mar 26, 2024

LangChain Alternatives & Competitors

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LangChain vs
DataQueue
DataQueue The Netherlands

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LangChain vs
Dataiku
Dataiku United States

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LangChain vs
Kanerika Inc
Kanerika Inc United States

Data Integration, Data Analytics, Robotic Process Automation Solution and Artificial Intelligence (A...

289 employees
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FAQ About LangChain

LangChain is a large language model application development library
LangChain was founded in 2022.
LangChain is headquartered in San Francisco, United States.
LangChain operates in AI, API and Data Analytics. Its work centres on Agent Engineering, AI Development, Open Source Frameworks and AI Agents. Its customers include Startups, Global Enterprises and AI Development Teams.
LangChain has a B2B, SaaS and Platform business model. Its revenue comes from Subscription, Tiered Pricing and Usage Based.
LangChain has approximately 376 employees.
LangChain has completed 3 funding rounds, raising a total of $160.00M. The latest funding stage is Series B.
LangChain offers: LangSmith Platform, LangSmith Engine, LangSmith Fleet, LangSmith Observability, LangSmith Evaluation, LangSmith Deployment, LangSmith Sandboxes.
Top alternatives and competitors to LangChain include DataQueue, Dataiku, Kanerika Inc, VAST Data, Labelbox. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
LangChain and DataQueue are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for LangChain, https://bouncewatch.com/company/langchain, updated 16 July 2026. When citing, please name BounceWatch and link this page.

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