L

LangSmith

Disclosed by 22 companies

• A

  AppOmni

  LLM monitoring and tracing when AI features are enabled

  United States, European Union

  “Langchain (Langsmith) Data processed by the LLM” source · checked Oct 25, 2026

• C

  Clay

  LLM logging and tracing

  United States

  “Langsmith | LLM logging and tracing | United States” source · checked Oct 24, 2026

• C

  Concord

  LLM tool

  North America, European Union

  “Langsmith | LLM tool | North America and EU Region” source · checked Oct 24, 2026

• C

  Cube

  AI agent tracing and debugging

  United States

  “LangSmith | AI & Observability” source · checked Oct 24, 2026

• D

  DualEntry

  Observability and testing

  “LangSmith | Observability and testing” source · checked Oct 24, 2026

• F

  Featurebase

  AI tracing and monitoring

  United States

  “LangChain (LangSmith) | AI tracing and monitoring | USA” source · checked Oct 24, 2026

• G

  GitGuardian

  LLM observability and evaluation for AI-assisted features

  United States, Europe

  “LangChain, Inc. (LangSmith)” source · checked Oct 25, 2026

• G

  Gladly

  Provides AI observability and monitoring services supporting Gladly's AI-powered features.

  “Langsmith” source · checked Oct 24, 2026

• G

  Gladly

  Provides AI observability and monitoring services supporting Gladly's AI-powered features.

  “Langsmith” source · checked Oct 24, 2026

• K

  Keboola

  Purpose not stated

  “Langsmith Infra Monitoring Providers” source · checked Oct 24, 2026

• L

  Lattice

  Monitoring and optimization of Lattice AI features

  United States

  “Langsmith” source · checked Oct 24, 2026

• L

  Leapsome

  Application monitoring, observability and prompt evaluation

  Netherlands

  “LangChain Inc.(LangSmith) | Application monitoring / observability and prompt evaluation” source · checked Oct 24, 2026

• L

  Lumos

  Engineering

  United States

  “LangSmith • Engineering USA” source · checked Oct 24, 2026

• M

  Mediafly

  Optional GenAI features, only if activated

  “LangSmith | Optional GenAI features” source · checked Oct 24, 2026

• R

  Reprise

  LLM Observability and Tracing

  United States

  “LangSmith (LangChain) | LLM Observability and Tracing | USA” source · checked Oct 24, 2026

• R

  respond.io

  AI observability and tracing of model interactions

  “LangSmith (LangChain)” source · checked Oct 24, 2026

• R

  Rocketlane

  Tracing and observability for AI agents.

  United States, Netherlands

  “Langsmith” source · checked Oct 24, 2026

• S

  SailPoint

  Agent trace and observability platform that processes agent activity data to enable debugging, evaluation, and optimizat

  United States, European Union

  “LangSmith | US, European Union” source · checked Oct 24, 2026

• S

  SalesHood

  Agent observability

  United States

  “Langsmith Inc. | Agent Observability | https://www.langchain.com/l” source · checked Oct 24, 2026

• S

  Sequence

  Tracing and debugging of language model workflows

  European Union

  “LangSmith | EU | Tracing and debugging of language model workflows” source · checked Oct 24, 2026

• S

  Sogolytics

  Monitoring, tracing, testing, and evaluation of AI applications

  “LangSmith” source · checked Oct 24, 2026

• V

  Vanta

  Monitoring and Evaluation of AI product Features

  United States

  “Langchain (using Langsmith product)” source · checked Oct 24, 2026