AI poweredFree plan
Starts at
Free plan
- Starting price
- Free plan
- Free trial / plan
- Free plan
- Start without a card
- Deployment
- Cloud
- Web
- App Advisor rating
- 4.4
- transparency & India fit
What is LangSmith?
LangSmith is ai agent & llm development platforms from LangChain, based in San Francisco, United States and has been building software since 2023. LLM observability.
AI agent platforms let developers and teams build assistants on top of language models — retrieval over company data, tool use, workflows and monitoring. Model providers offer APIs; orchestration tools add the plumbing.
A free plan is available, with paid plans for growing teams.
What works well
- +Free plan available to evaluate at zero cost
What to watch out for
- −Global vendor — check India-specific compliance (GST, TDS) and support hours before you commit
- −A young product; check the roadmap and customer references
Best suited for: Startup · Small business · SMB
AI analysis of LangSmith
Analysing LangSmith — pricing, features, reviews and alternatives…
Generated by App Advisor's native engine from this listing's verified data — not a paid placement.
LangSmith features
Category-standard capabilities plus what LangSmith adds. Verify depth in a demo.
- LLM APIs and model hosting
- RAG and vector search
- Agent frameworks and tool calling
- Prompt management and evaluation
- Observability and cost tracking
- Guardrails and safety
- Fine-tuning
- On-premise and private options
- Free plan to start without a card
- AI-assisted workflows and suggestions
LangSmith pricing
Entry price
Free plan
Free plan, paid tiers for more users and features
How LangSmith charges. Plans scale with users or features. Annual billing is usually 15–25% cheaper than monthly, and GST is added on top of listed prices in India.
Read from the vendor's official website. Prices change — confirm on smith.langchain.com.
Specifications
- Category
- AI agent & LLM development platforms
- Vendor
- LangChain
- Headquarters
- San Francisco, United States
- Founded
- 2023
- Pricing model
- Freemium
- Starting price
- Free plan
- Deployment
- Cloud
- Platforms
- Web
- Best for
- Startup, Small business, SMB
- Made in India
- No
More software like LangSmith
Alternatives, the same vendor's other products and India-first picks.
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LangSmith — frequently asked questions
What is LangSmith?+
LangSmith is ai agent & llm development platforms by LangChain. LLM observability.
How much does LangSmith cost?+
LangSmith has a free plan. Check the vendor's pricing page for current plans.
Does LangSmith offer a free trial or free plan?+
Yes — LangSmith offers a free plan you can start with.
Is LangSmith made in India?+
No. LangSmith is developed by LangChain in San Francisco, United States, though it is used by Indian businesses.
Who is LangSmith best suited for?+
LangSmith suits startup, small business, smb buyers looking for ai agent & llm development platforms.
What are the best alternatives to LangSmith?+
Popular alternatives in ai agent & llm development platforms include Hugging Face, Groq, Portkey. Use App Advisor's compare tool to see them side by side.
How is LangSmith deployed?+
LangSmith is available as a cloud (SaaS) product, with web access.
About LangChain
LangChain · San Francisco, United States · Founded 2022 · 2 products in our catalogue
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