LangChain

Startups using LangChain

Discover 37 startups with verified revenue built using LangChain.

FOR SALE
Kaatalog

Kaatalog

AI-powered e-commerce catalog optimization platform for Shopify and WooCommerce. Features include AI content generation, competitor scraping, SEO diagnostics, catalog enrichment, and analytics. Generated over $100k revenue in 2025 and served hundreds of merchants. Revenue declined following the end of a distribution partnership, creating a strong opportunity for a buyer with existing distribution channels or expertise within the e-commerce ecosystem.

Revenue (30d)

$386

MRR

$320

Total

$201k

Vincere.dev

Vincere.dev

Better, Faster, and Cheaper Website & Mobile App Development under Simple Subscription. Dedicated engineers, Fast turnaround, Pause or cancel anytime.

Revenue (30d)

$3.2k

MRR

$3.2k

Total

$155k

S

Stealth Company

An AI sales setter for Instagram DMs and WhatsApp. It answers every prospect in the founder's own voice 24/7, qualifies them, handles objections, follows up at the right moment and books the call straight into Calendly, iClosed or GoHighLevel, with a full prospect briefing before the call. Dual-AI architecture (Analyst + Writer), certified Meta Business Partner, EU hosting, GDPR-ready. Millions of DMs processed, thousands of meetings booked.

Revenue (30d)

$17k

MRR

$15k

Total

$137k

FOR SALE
TurboStarter

TurboStarter

Ship your startup in minutes. TurboStarter gives you a production-ready SaaS foundation with auth, billing, database, email, file storage, shared UI, and API tooling already wired together. Build faster with clean architecture, reusable components, and battle-tested integrations, then launch your product with the Core, AI, and OpenClaw kits instead of spending weeks on setup and plumbing.

Revenue (30d)

$4.5k

MRR

$0

Total

$74k

Saleda AI

Saleda AI

an AI-powered legal workflow automation startup

Revenue (30d)

$4k

MRR

$4k

Total

$36k

S

Stealth Company

Revenue (30d)

$5.7k

MRR

$480

Total

$33k

unfair.so

unfair.so

Helping companies to find, engage and outreach to potential users.

Revenue (30d)

$20k

MRR

$32k

Total

$20k

IgnitionRAG

IgnitionRAG

A complete RAG platform from POC to production

Revenue (30d)

$0

MRR

$0

Total

$13k

P

Private Venture

Your dream AI anime companion awaits — customize appearance, personality & voice. Create unique characters, roleplay stories, and build deep connections.

Revenue (30d)

$4k

MRR

$2k

Total

$11k

Hana AI

Hana AI

Convert any Google Chat conversation into the next action grounded in workspace data.

Revenue (30d)

$485

MRR

$165

Total

$9.6k

viewmax

viewmax

Viewmax is an AI viral video studio for YouTube creators and marketers. Generate YouTube Shorts, ads, and social clips from text or images with models like Kling, Veo, Wan, and Seedance. Viewmax Studio puts video, image, voice, and editing in one workflow so you can ship publish-ready viral content without a production team.

Revenue (30d)

$3.2k

MRR

$1.9k

Total

$6.3k

FOR SALE
Nutshellapp

Nutshellapp

Nutshell Summaries is an AI video summarization web app. Paste a Vimeo, Google Drive, or direct media URL and get a summary in your chosen language. Designed to save time on long videos (supports 24h+). Plans: Standard €8/mo, Pro €12/mo, Premium €30/mo, plus annual options and a 7-day trial.

Revenue (30d)

$0

MRR

$0

Total

$4.7k

FOR SALE
Alphalog

Alphalog

AlphaLog is an AI-powered financial analysis platform that brings institutional-grade insights to retail investors. It combines multiple LLMs with premium financial data to deliver deep analysis across stocks, forex, crypto, and commodities. Features include AI-driven analysis, TradingView chart generation, portfolio optimization, and an intelligent trading journal. Built on a Python/React stack with ~300 registered users. Ideal for anyone looking to enter the AI fintech space with a world.

Revenue (30d)

$228

MRR

$39

Total

$2.7k

Weaveflow

Weaveflow

An AI developer on your server, using your Claude subscription. Build, preview, and deploy from any browser—including your phone. Your projects keep running when your laptop is closed.

Revenue (30d)

$164

MRR

$30

Total

$2.5k

FOR SALE
DociAgent

DociAgent

Stop writing docs, Start Building Apps Say goodbye to manual document creation. DociAgent transforms your project inputs into professionally structured docs — instantly, intelligently, and at scale.

Revenue (30d)

$0

MRR

$0

Total

$1.8k

Robomonkey

Robomonkey

Chat with AI to build extensions, automations, and scrapers - no code required.

Revenue (30d)

$94

MRR

$268

Total

$1.5k

Elispeak

Elispeak

AI English speaking coach for realistic conversations, interview prep, and instant personalized feedback.

Revenue (30d)

$521

MRR

$364

Total

$1.3k

UaiTec

UaiTec

Remember everything you watch. UaiTec eliminates the "what was said" doubt. Our AI transforms your video and audio into a searchable second brain, ensuring you never lose a critical insight again. - Meetings: Every decision documented. - Lectures: Every insight preserved. - Podcasts: Every quote indexed. Stop searching and start knowing. With UaiTec, you don’t just remember—you master your knowledge.

Revenue (30d)

$0

MRR

$75

Total

$490

RankGrow

RankGrow

Fix your SEO with clear, prioritized actions.

Revenue (30d)

$78

MRR

$78

Total

$351

DevilDev

DevilDev

Revenue (30d)

$0

MRR

$0

Total

$150

Remote First Jobs

Remote First Jobs

Stop applying to expired listings. Remote First Jobs monitors over 20,000 company career pages directly to catch vacancies the moment they go live. We help you find the hidden jobs and apply before the competition arrives.

Revenue (30d)

$0

MRR

$0

Total

$149

PitchHired

PitchHired

PitchHired helps job and internship seekers bypass ATS black holes by researching target companies, discovering hiring decision-makers (email + LinkedIn), generating personalized plain-text outreach through a writer + reviewer AI loop, and scheduling sends from the user's own Gmail inbox with business-hours spacing and deliverability guardrails.

Revenue (30d)

$0

MRR

$0

Total

$79

JobFit AI

JobFit AI

JobFit AI helps job seekers tailor their resumes to specific job descriptions, analyze ATS compatibility and skill gaps, and improve their chances of getting shortlisted. It also provides an integrated browser extension that helps users optimize and speed up the job-application process directly on job boards.

Revenue (30d)

$54

MRR

$12

Total

$55

Eyeball

Eyeball

AI-native bookmarks and notes app.

Revenue (30d)

$9

MRR

$9

Total

$45

FOR SALE
Nousu

Nousu

Nousu is an Agentic E-commerce Support platform built for Dutch merchants, but this can be built to be multilingual fairly easily. Nousu has deep integrations into Woo and Shopify, connects withtin seconds and can autonomously work together with human agents. The Langgraph agent is modular and can do chains of complex toolcalling to solve complex customer enquiries. There is potential to build this into an english platform that, with the right distribution, can compete with e.g. Trengo

Revenue (30d)

$0

MRR

$0

Total

$35

QueryVeil

QueryVeil

QueryVeil provides a privacy-first, ultra-fast analytics platform so that you can perform any type of analysis in your data, generate Notebooks and Reports and share them in minutes.

Revenue (30d)

$0

MRR

$0

Total

$22

HrefStack

HrefStack

HrefStack is an AI SEO tool that does the job of a full content team. One agent finds keywords worth ranking for, writes articles built for Google, AI Mode and ChatGPT, publishes them straight to WordPress, Shopify, Ghost, Wix, Drupal or Sanity, and then tracks results in Google Search Console. It is full SEO automation from start to finish.

Revenue (30d)

$0

MRR

$0

Total

$1

FOR SALE
myHermy AI

myHermy AI

MyHermy is a managed hosting platform for Hermes agent and OpenClaw. Your personal AI agent, always on in the cloud. Bring your existing AI subscription, deploy in minutes, talk to it from chat, and never lose its memory.

Revenue (30d)

$0

MRR

$0

Total

$0

FOR SALE
ReplyPilot

ReplyPilot

ReplyPilot is an agentic AI support desk that turns raw customer tickets into clear, customer-ready replies. It analyzes each request, decides when to research the web, gathers sources, and drafts polished responses automatically. Built end-to-end with a modern React and Node stack, ReplyPilot helps support teams resolve tickets faster while keeping accuracy, tone, and consistency.

Revenue (30d)

$0

MRR

$0

Total

$0

BONSOI Systems

BONSOI Systems

BONSOI Systems is a technology-driven company focused on developing modern, scalable, and efficient software solutions for businesses and organizations. The company specializes in building innovative digital products that help streamline operations, improve productivity, and simplify business management processes. Our goal is to help businesses adopt technology that enhances efficiency, improves data management, and supports long-term growth.

Revenue (30d)

$0

MRR

$0

Total

$0