LangChain
PrivateLast Round
Series B
Oct 20, 2025
Est. Valuation
$1.25B
Total Funding Raised
$260M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
LangChain is an artificial intelligence company that provides an open-source framework and platform for building, testing, and deploying large language model-powered applications and AI agents.
Sector
AI, Data & Cloud Infrastructure
Verticals
NLP & Conversational AI, ML Platforms, Workflow Automation
Business Model
B2B
Customer Profile
Subscription SaaS, Usage-Based SaaS
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
LangChain Comparables
Compare LangChain with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Wonderful | 84% | |
| CoreWeave | 83% | |
| LlamaIndex | 82% | |
LangChain Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Oct 20, 2025 | ||||
| Series B | Jul 10, 2025 | ||||
| Series A | Feb 15, 2024 | ||||
| Seed | Apr 4, 2023 |
Secondary Market Activity
Bids, offers, and trades by month
| Operation | Date | Price | Size | Share Class | Structure |
|---|---|---|---|---|---|
BID |
LangChain Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Benchmark Capital | Series B, Series A, Seed |
| Conviction | Series B, Series A |
| Lux Capital | Series B, Series A |
| Sequoia Capital | Series B, Series A |
| Abstract Ventures | Series B |
| Sapphire Ventures | Series B |
| ServiceNow Ventures | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jun 23, 2026
Grew 46% QoQ, from 245 to 357 employees.
- Apr 18, 2026
35% of Fortune 500 companies are now customers.
LangChain Filings
SEC and related filings with document metadata.
| 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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Frequently Asked Questions
Common questions about LangChain's valuation, stock price, and market status.