Comparison
evidently vs openllmetry
Verdict
Pick evidently if evidently is an open-source framework for evaluating, testing, and monitoring AI systems and data pipelines, offering over 100 metrics for assessing data drift, data quality, and model performance; pick openllmetry if openLLMetry is an open-source observability tool for GenAI and LLM applications, built on OpenTelemetry, offering Python SDK for easy integration.
Markdown twin · evidently alternatives · openllmetry alternatives
GraphCanon updated Sep 20, 2026
18views this month
Trust & integrity
| Signal | evidently | openllmetry |
|---|---|---|
| Maintenance | Very active (6d since push) As of Sep 18, 2026 · github_public_v1 | Very active (0d since push) As of Sep 18, 2026 · github_public_v1 |
| Provenance | Not a fork · Organization account As of Sep 18, 2026 · github_public_v1 | Not a fork · Organization account As of Sep 18, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Sep 18, 2026 · osv@v1 | Published findings As of Sep 18, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- evidently
- An open-source ML and LLM observability framework for evaluating, testing, and monitoring AI systems and data pipelines.
- openllmetry
- Open-source observability for GenAI or LLM applications based on OpenTelemetry
Stars
- evidently
- 7.9k
- openllmetry
- 7.4k
Forks
- evidently
- 919
- openllmetry
- 1.1k
Open issues
- evidently
- 304
- openllmetry
- 679
Language
- evidently
- Jupyter Notebook
- openllmetry
- Python
Adopt for
- evidently
- Evidently is an open-source framework for evaluating, testing, and monitoring AI systems and data pipelines, offering over 100 metrics for assessing data drift, data quality, and model performance.
- openllmetry
- OpenLLMetry is an open-source observability tool for GenAI and LLM applications, built on OpenTelemetry, offering Python SDK for easy integration.
Persona
- evidently
- -
- openllmetry
- -
Runtime
- evidently
- -
- openllmetry
- -
License
- evidently
- Evidently is available under the Apache-2.0 license, allowing for free use, modification, and distribution.
- openllmetry
- Apache-2.0
Last pushed
- evidently
- Sep 11, 2026
- openllmetry
- Sep 17, 2026
Categories
- evidently
- Evaluation & Observability
- openllmetry
- Evaluation & Observability
Trust and health
Days since push
- evidently
- 6d
- openllmetry
- 0d
Open issues (now)
- evidently
- 304
- openllmetry
- 679
Stars delta
- evidently
- +134 (30d)
- openllmetry
- +61 (30d)
Open issues delta
- evidently
- +9 (30d)
- openllmetry
- +41 (30d)
OSV dependency advisories
- evidently
- No lockfile (source not queried)
- openllmetry
- Published findings
Full report
- evidently
- Trust report
- openllmetry
- Trust report
Typed relationship
Shared compatibility
- Python · evidently: Python runtime · openllmetry: Python runtime
Choose evidently if…
- evidently is primarily Jupyter Notebook; openllmetry is Python.
- Pricing: Evidently is free and open-source, but users may incur costs related to hosting and infrastructure when deploying it..
- Requirements: Min 2 GB RAM; Evidently can be installed via pip or conda, making it accessible to users with different package management preferences..
- Both frameworks aim at providing observability for LLM applications but with different methodologies and focus areas.
- Tags unique to evidently: data-drift, data-quality, data-science, data-validation.
- Use Evidently when you need to evaluate and monitor generative AI systems, as it supports a wide range of metrics specifically tailored for these applications.
When NOT to use evidently
- Avoid Evidently if your project requires real-time monitoring, as it is primarily designed for batch processing and post-deployment evaluation.
- Do not use Evidently if your team is not familiar with Jupyter Notebooks, as this is the primary interface for using the framework.
Choose openllmetry if…
- openllmetry is primarily Python; evidently is Jupyter Notebook.
- Both frameworks aim at providing observability for LLM applications but with different methodologies and focus areas.
- Tags unique to openllmetry: artifical-intelligence, datascience, metrics, ml.
- When you are working on GenAI or LLM applications and need observability features that are specifically tailored for these types of applications.
When NOT to use openllmetry
- If your application is not in Python, as OpenLLMetry's primary support is for Python applications, limiting its utility for other languages.
- When you need a tool that offers more than just observability features, as OpenLLMetry focuses specifically on monitoring and metrics for GenAI and LLM applications and may not cover other aspects of
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (evidentlyai/evidently) · observed Sep 20, 2026
- GitHub forks (evidentlyai/evidently) · observed Sep 20, 2026
- Last push (evidentlyai/evidently) · observed Sep 11, 2026
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Sep 18, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
- GitHub stars (traceloop/openllmetry) · observed Sep 20, 2026
- GitHub forks (traceloop/openllmetry) · observed Sep 20, 2026
- Last push (traceloop/openllmetry) · observed Sep 17, 2026
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Sep 18, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
GitHub stars on cards: evidently 7.9k · openllmetry 7.4k (synced Sep 20, 2026).
Common questions
- What is the difference between evidently and openllmetry?
- evidently: An open-source ML and LLM observability framework for evaluating, testing, and monitoring AI systems and data pipelines.. openllmetry: Open-source observability for GenAI or LLM applications based on OpenTelemetry. See the comparison table for live GitHub stats and shared categories.
- When should I choose evidently over openllmetry?
- Choose evidently over openllmetry when evidently is primarily Jupyter Notebook; openllmetry is Python; Pricing: Evidently is free and open-source, but users may incur costs related to hosting and infrastructure when deploying it.; Requirements: Min 2 GB RAM; Evidently can be installed via pip or conda, making it accessible to users with different package management preferences.; Both frameworks aim at providing observability for LLM applications but with different methodologies and focus areas; Tags unique to evidently: data-drift, data-quality, data-science, data-validation; Use Evidently when you need to evaluate and monitor generative AI systems, as it supports a wide range of metrics specifically tailored for these applications.
- When should I choose openllmetry over evidently?
- Choose openllmetry over evidently when openllmetry is primarily Python; evidently is Jupyter Notebook; Both frameworks aim at providing observability for LLM applications but with different methodologies and focus areas; Tags unique to openllmetry: artifical-intelligence, datascience, metrics, ml; When you are working on GenAI or LLM applications and need observability features that are specifically tailored for these types of applications.
- When should I avoid evidently?
- Avoid Evidently if your project requires real-time monitoring, as it is primarily designed for batch processing and post-deployment evaluation. Do not use Evidently if your team is not familiar with Jupyter Notebooks, as this is the primary interface for using the framework.
- When should I avoid openllmetry?
- If your application is not in Python, as OpenLLMetry's primary support is for Python applications, limiting its utility for other languages. When you need a tool that offers more than just observability features, as OpenLLMetry focuses specifically on monitoring and metrics for GenAI and LLM applications and may not cover other aspects of
- Is evidently or openllmetry more popular on GitHub?
- evidently has more GitHub stars (7,924 vs 7,438). Stars measure visibility, not whether either tool fits your constraints.
- Are evidently and openllmetry open source?
- Yes - both are open-source projects on GitHub (evidently: Apache-2.0, openllmetry: Apache-2.0).
- Where can I find alternatives to evidently or openllmetry?
- GraphCanon lists graph-backed alternatives at evidently alternatives and openllmetry alternatives (evidently markdown twin, openllmetry markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, evidently or openllmetry?
- evidently: Very active. openllmetry: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for evidently and openllmetry?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: evidently trust report; openllmetry trust report.