LangSmith vs Vellum

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

LangSmith LLM observability and evaluation from the LangChain team Visit Vellum LLM application development platform Visit
RECATOOLS Score 7.9 / 10 7.3 / 10
Capability 8 7
Value for money 7 7
Ease of use 8 7
ASEAN readiness 6 6
API quality 8 8
Pricing Freemium Subscription
Free tier
Paid from
Has API
Open source
Free to use
Users
Founded 2023 2023
Maker
Verdict

LangSmith is LangChain's first-party platform for tracing, debugging, evaluating and monitoring LLM applications, with the tightest integration into LangChain and LangGraph of any observability tool. It suits teams alrea...

Vellum is an LLM application development platform combining a visual workflow editor, prompt management/versioning, systematic evaluation and deployment without code redeploys. It is model-agnostic across OpenAI, Anthrop...

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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.