Let us host LangSmith for you in the cloud, so you can focus on your business!
Hosted in the EU 🇪🇺 - Fully managed & up to date - Private & secure
LangSmith provides tools for developing, debugging, and deploying LLM applications. It helps you trace requests, evaluate outputs, test prompts, and manage deployments in one place. LangSmith is framework agnostic, so you can use it with or without LangChain’s open-source libraries langchain and langgraph. Prototype locally, then move to production with integrated monitoring and evaluation to build more reliable AI systems.
We offer a 14 day free trial and 100% money back guarantee
We don't have packages yet for LangSmith, get in touch to discuss the possibilities or signup for a free trial and get notified!
Get notifiedAnnual Get 2 months for free, 17% discount on a yearly plan!
Our service and open source software is trusted by international brands
Join the movement of large enterprises using LangSmith
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Get in touch for a quote based on your requirements!
Request quoteThe benefits of us managing your LangSmith hosting
Save a lot of valuable time for yourself and your teams in order to focus on your business.
We keep your dedicated LangSmith instance up-to-date and always up and running.
You will get a private LangSmith instance with the latest security patches and secure https connections with automatically renewed SSL certificates.
Choose your LangSmith hosting location in
The Netherlands Germany San Fransisco
Your LangSmith is backed up multiple times per day, stored on redundant off-site locations and shared with you. (no vendor lock-in)
We provide help center articles, email and live chat support. And we can help with migrations!
Feel free to contact us to get your questions answered!
Yes! You get a dedicated private LangSmith instance which is only limited by its own resources (fair use policy).
Latest. We always provide the latest stable LangSmith version, so you can get access to the last features offered by LangSmith and unleash its real power.
No. There isn't a limit on the number of users, you have your own dedicated LangSmith instance which is limited by it's resources.
Yes.You can use a custom domain, we also provide a free stellarhosted.com domain name.
Yes. You have complete access to the administration panel, without any limitation and you are free to configure and personalize it as you need.
Yes. We can share (sync) all your backups with you, we also believe in open source and not in vendor lock-ins.
Yes. Keep using your instance including data by subscribing to a monthly or annual plan.
No. There are no setup fees on any of our plans.
No. You can sign up and use LangSmith for 14 days without entering your payment details. At the end of your trial, you will need to pick a plan and enter your payment details.
Yes. If you ever decide that Stellar Hosted isn’t the best LangSmith hosting platform for your business, simply cancel your account.
Monthly. All plans are month to month unless you sign up for an annual plan.
Yes. We offer a 17% discount on yearly plans, when they are paid upfront.
Yes. You can upgrade or downgrade your plan at any time.
Yes. All prices shown are VAT excluded. Tax for each country is calculated during checkout by Paddle Payment Gateway based on you country and/or VAT number.
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LangSmith is an open source alternative for Orq
We contribute 10% of our revenue back to 77 open source projects
Directly to projects, via GitHub Sponsors and Open Collective.
A Ochsenfahrt - CCO - 
PJ Blaakmeer - CTO -