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LangChain (LangSmith)
The most-used agent framework plus LangSmith observability and LangGraph.
Freemium Data & Development Built in the United States
What it does
The most-used agent framework plus LangSmith observability and LangGraph.. Default framework of the LLM-app ecosystem.
Classified under agents and automation, code and development.
Who it suits
Team size
Positioned for individuals and freelancers, startups and small teams, mid-market and enterprise.
Function
Sits in data & development, covering agents and automation and code and development.
Pricing
Published pricing: OSS free; LangSmith Plus ~$39/seat/mo
Reproduced as the vendor publishes it. Pricing pages change often and enterprise terms are usually negotiated separately, so treat this as a starting point and confirm current figures with LangChain (LangSmith) directly.
Before you adopt it
Frequently asked questions
What does LangChain (LangSmith) do?
The most-used agent framework plus LangSmith observability and LangGraph.. Default framework of the LLM-app ecosystem.
How much does LangChain (LangSmith) cost?
Published pricing is: OSS free; LangSmith Plus ~$39/seat/mo. Confirm current figures with the vendor, since published tiers change and enterprise terms are negotiated separately.
Is there a free tier?
Yes. LangChain (LangSmith) is listed as freemium, so you can evaluate it without a commitment. Check the current limits, which vendors adjust frequently.
Where is LangChain (LangSmith) based, and what does that change?
LangChain (LangSmith) is based in the United States. In practice that affects support hours (US business hours), the contracting entity and the billing currency. Contracting and billing are typically US-based, in USD.
Is SurfingBear Tools a partner or reseller of LangChain (LangSmith)?
No. LangChain (LangSmith) is listed here editorially. We hold no partnership, reseller or distribution agreement for this product, and we say so on every listing rather than implying a relationship we do not have.
Evaluating this product?
We can help you adopt it
If you are weighing LangChain (LangSmith) against alternatives, or need help with procurement, integration and rollout, tell us what you are trying to achieve and we will come back with a straight answer.