# LangChain funding: rounds and investors

> LangChain has raised $125M across 1 round since 2025. Investors include IVP, Sequoia Capital and Benchmark. Every round with its source.

Source: https://millionrounds.com/company/langchain (Millionrounds; every figure on the page links to its filing or article)

United States · [Series B startup](https://millionrounds.com/companies)

# Who invested in *LangChain*

One round we have observed, with the 8 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AI Developer Tools Open Source

Valuation: $1.3B, Mar 2026

Follow LangChain and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Flangchain)

Funding summary Updated 5 Nov 2026

**$125M** raised across 1 round since 2025, from 1 source

- **Latest round:** Series B, $125M Oct 2025
- **Led by:** IVP
- **Investors:** 8 (1 led)

See who backed them

## The rounds

- **Oct 2025** Series B **$125M** [IVP](https://millionrounds.com/fund/ivp) Lead [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) [Benchmark](https://millionrounds.com/fund/benchmark) [Lux Capital](https://millionrounds.com/fund/lux-capital) [Sapphire Ventures](https://millionrounds.com/fund/sapphire-ventures) [Cisco Investments](https://millionrounds.com/fund/cisco-investments) [amplify.la](https://millionrounds.com/fund/amplify-la) [CapitalG](https://millionrounds.com/fund/capitalg) Reported by TechCrunch

## Everyone who backed them

[IVP](https://millionrounds.com/fund/ivp) VC firm **1** round, led 1

[Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) VC firm **1** round

[Benchmark](https://millionrounds.com/fund/benchmark) VC firm **1** round

[Lux Capital](https://millionrounds.com/fund/lux-capital) VC firm **1** round

[Sapphire Ventures](https://millionrounds.com/fund/sapphire-ventures) VC firm **1** round

[Cisco Investments](https://millionrounds.com/fund/cisco-investments) Corporate VC **1** round

[amplify.la](https://millionrounds.com/fund/amplify-la) Accelerator **1** round

[CapitalG](https://millionrounds.com/fund/capitalg) Corporate VC **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=langchain).

## Also claim to have backed them

These 4 firms list LangChain as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Amplify Partners](https://millionrounds.com/fund/amplify-partners) VC firm Per its own site

[Frontline Ventures](https://millionrounds.com/fund/frontline-ventures) VC firm Per its own site

[Comcast](https://millionrounds.com/fund/comcast) Accelerator Per its own site

[Valkyrie](https://millionrounds.com/fund/valkyrie-2) VC firm Per its own site

## Quick answers about LangChain

### Who invested in LangChain?

LangChain's investors include IVP, Sequoia Capital, Benchmark, Lux Capital and Sapphire Ventures, and 3 more on record. IVP led its latest round.

### How much has LangChain raised?

LangChain has raised $125M across 1 round since 2025.

### When did LangChain last raise?

LangChain's most recent round was a Series B of $125M in Oct 2025, led by IVP.

### What was LangChain's biggest round?

Its most recent round, $125M in Oct 2025, is also its largest on record.

### Who backed LangChain first?

LangChain's first round on record, in Oct 2025, was backed by IVP, Sequoia Capital and Benchmark and 5 others.

### What stage is LangChain at?

LangChain's latest named round is a Series B, in Oct 2025.

### Where is LangChain based?

LangChain is based in the United States.

### Who led LangChain's rounds?

IVP led the Series B in 2025.

## Companies like LangChain

In the same sector, and raised in the last eighteen months.

[**Journify** $12M · Nov 2026](https://millionrounds.com/company/journify)[**Nooks** $543M · Nov 2026](https://millionrounds.com/company/nooks)[**Laza Medical** $160M · Nov 2026](https://millionrounds.com/company/laza-medical)[**e2e** $8.0M · Nov 2026](https://millionrounds.com/company/e2e)[**Agrani Labs** $123M · Nov 2026](https://millionrounds.com/company/agrani-labs)[**Applied Compute** $580M · Nov 2026](https://millionrounds.com/company/applied-compute)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app