Zeno is a B2B product built for AI researchers and data scientists.

Yes — there is a free tier, with paid plans for advanced use.

What platforms does Zeno run on?

Zeno runs on the web and the command line.

Is Zeno still active?

The GitHub repository shows 51 commits in the last 90 days.

Zeno is developed by Zeno Team.

Zeno has a public GitHub repository.

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Zeno

Name: Zeno
Author: Zeno Team

zenoml.comLLM eval & observability

Zeno is a web-based platform that helps AI researchers and data scientists evaluate their models by visualizing performance, discovering errors, and building interactive charts. It supports multiple data types and advanced error discovery techniques for comprehensive model analysis.

FreemiumMITWebCLICloud-managed

Visit zenoml.com

13.1kstars

3.4kforks

5features

2020since

Overview

5 features

Zeno sits in PulseGate's LLM eval & observability category. It focuses on simplifying the evaluation and analysis of AI models by providing interactive tools for error discovery and performance visualization. It is built as a B2B product for AI researchers and data scientists. There is a free tier. It runs on the web and the command line.

Behind Zeno is Zeno Team, and it first shipped in 2020. Development happens publicly on GitHub with 13.1k stars and 51 commits in the last 90 days. Key capabilities include model evaluation, error analysis, and data visualization.

Summary written by a language model from the project’s public pages.

Model evaluation
Error analysis
Data visualization
Interactive charts
Slice finder

Built with & integrations

AI providers

local_oss

Runs on

BrowserCLICloud-managed

Trust & compliance

License

MIT

Verified signals

HTTPSFree tierGitHub · ★ 13.1kActive maintenance

Indexing history

What PulseGate has recorded for this listing

Indexed26 Jun · 10:36 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about Zeno

What is Zeno?: Zeno focuses on simplifying the evaluation and analysis of AI models by providing interactive tools for error discovery and performance visualization. It is catalogued under LLM eval & observability on PulseGate.
Who is Zeno for?: Zeno is a B2B product built for AI researchers and data scientists.
Is Zeno free?: Yes — there is a free tier, with paid plans for advanced use.
What platforms does Zeno run on?: Zeno runs on the web and the command line.
Is Zeno still active?: The GitHub repository shows 51 commits in the last 90 days.
Who makes Zeno?: Zeno is developed by Zeno Team.
When did Zeno launch?: Zeno first shipped in 2020.
Is Zeno open source?: Zeno has a public GitHub repository.

At a glance

Platforms: Cli · Web
Languages: English
Open source: Yes · ★ 13.1k
License: MIT
Built for: AI researchers and data scientists
Model: B2B
Solves: Simplifying the evaluation and analysis of AI models by providing interactive tools for error discovery and performance visualization.

Registered as

GitHub: EleutherAI/lm-evaluation-harness

Developer

Zeno Team

Community-driven

GitHub

Open source

View on GitHub

Stars: 13,083
Forks: 3,366
Open issues: 879
Last commit: 24 Jun 2026
Commits 90d: 51
Contributors: 414
Authorship: Community-driven
Default branch: main
Latest release: v0.4.12 · 11 May 2026

Index record

Identity confidence: High · 94.4
Indexed: 26 Jun 2026
Lifecycle: Alive
Last seen: 26 Jun 2026

Identity audit (12)

Slug: zeno-ai-evaluation-platform-zenoml-com
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 26 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Canonical URL: https://zenoml.com/

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