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product
Data quality: Editorially Reviewed
Language (LLM / NLP)
Free
MLOps & Infrastructure
Software & technology
Workflow orchestration
API / SDK
Self-hosted / on-premises
Developer tool
OpenLLMetry logo

OpenLLMetry

MLOps & Infrastructure

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Overview

OpenLLMetry by Traceloop is an open-source observability library that instruments LLM applications using OpenTelemetry standards. It provides automatic tracing for LLM API calls, vector database queries, and framework operations. OpenLLMetry integrates with LangChain, LlamaIndex, OpenAI, and popular observability backends like Datadog, New Relic, and Honeycomb.

Pricing model
Free
Deployment
API / SDK, Self-hosted / on-premises
Regions served
Global
Categories
Language (LLM / NLP), Free, MLOps & Infrastructure, Software & technology, Workflow orchestration, API / SDK, Self-hosted / on-premises, Developer tool
Last updated
2 October 2026
Published
2 October 2026

Use cases

Workflow orchestration

Deployment options

API / SDK
Self-hosted / on-premises

Data sources & provenance

Where this information came from, how it was checked and when it was last looked at. “Last updated” records a change to the record — it does not mean the record was verified.

Data quality
Data quality: Editorially Reviewed
Primary source
traceloop.com
Sources cited
2
Last reviewed
28 September 2026
Last updated
2 October 2026

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Anyone can suggest a correction — you don't need an account. An editor checks every suggestion against the sources before the record changes.