Comparison
eval-view vs langwatch
Verdict
Pick eval-view if regression testing for AI agents to detect behavioral changes and output quality regressions over time; pick langwatch if langWatch is a comprehensive tool for evaluating large language models (LLM) and testing AI agents. It supports self-hosting with flexible deployment options including Docker, Kubernetes, and cloud-specific setups.
Markdown twin · eval-view alternatives · langwatch alternatives
GraphCanon updated 1w
vs
Trust & integrity
| Signal | eval-view | langwatch |
|---|---|---|
| Maintenance | Very active (6d since push) As of 2w · github_public_v1 | Very active (0d since push) As of 1w · github_public_v1 |
| Provenance | Not a fork · Personal account As of 2w · github_public_v1 | Not a fork · Organization account As of 1w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No published findings from this source as of 2026-07-11 As of 1mo · 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
- eval-view
- Regression testing for AI agents
- langwatch
- The platform for LLM evaluations and AI agent testing
Stars
- eval-view
- 126
- langwatch
- 3.5k
Forks
- eval-view
- 21
- langwatch
- 340
Open issues
- eval-view
- 3
- langwatch
- 777
Language
- eval-view
- Python
- langwatch
- TypeScript
Adopt for
- eval-view
- Regression testing for AI agents to detect behavioral changes and output quality regressions over time.
- langwatch
- LangWatch is a comprehensive tool for evaluating large language models (LLM) and testing AI agents. It supports self-hosting with flexible deployment options including Docker, Kubernetes, and cloud-specific setups.
Persona
- eval-view
- -
- langwatch
- -
Runtime
- eval-view
- -
- langwatch
- -
License
- eval-view
- The software uses the Apache-2.0 license, offering permissive terms for use and distribution.
- langwatch
- LangWatch is licensed under Apache-2.0 for its core functionalities, but enterprise modules such as SCIM and audit logging require a commercial license.
Last pushed
- eval-view
- Jul 26, 2026
- langwatch
- Aug 7, 2026
Categories
- eval-view
- AI Agents, Evaluation & Observability
- langwatch
- AI Agents, Evaluation & Observability
Trust and health
Days since push
- eval-view
- 6d
- langwatch
- 0d
Open issues (now)
- eval-view
- 3
- langwatch
- 777
Stars delta
- eval-view
- Unknown
- langwatch
- +152 (30d)
Open issues delta
- eval-view
- Unknown
- langwatch
- +103 (30d)
Owner type
- eval-view
- User
- langwatch
- Organization
OSV dependency advisories
- eval-view
- No lockfile (source not queried)
- langwatch
- No published findings from this source as of 2026-07-11
Full report
- eval-view
- Trust report
- langwatch
- Trust report
Shared compatibility
- Python · eval-view: Python runtime · langwatch: Python runtime
Choose eval-view if…
- eval-view is primarily Python; langwatch is TypeScript.
- Pricing: Free to use under the terms of the Apache License, Version 2.0..
- Requirements: Python environment is required for installation and usage.; Installation with pip: `pip install evalview`; Offline support means no live API keys necessary for the basic diff functionality..
- Tags unique to eval-view: agent-benchmark, agent-evaluation, ai-agents, regression-testing.
- eval-view ships Docker support for self-hosted deployment.
- When you need to track and assess the behavior consistency of your AI agent across versions without involving live API calls.
When NOT to use eval-view
- If you do not need to monitor specific behavioral characteristics such as tool call sequences and parameter consistency over time.
- When real-time output quality evaluation is critical, as eval-view's offline diffing does not provide immediate feedback on output changes without an LLM judge.
Choose langwatch if…
- langwatch is primarily TypeScript; eval-view is Python.
- Pricing: Open-source editions are free with restrictions on certain advanced features that require a commercial license..
- Tags unique to langwatch: ai, analytics, datasets, evaluation.
- You need to evaluate LLMs and test AI agents in a controlled environment.
When NOT to use langwatch
- If you are looking for an out-of-the-box service without the complexity of setting up your own infrastructure, since LangWatch heavily leans towards self-hosting.
- You do not require advanced enterprise features like SCIM, audit logs, license management, as these features require a commercial license.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (hidai25/eval-view) · observed Aug 2, 2026
- GitHub forks (hidai25/eval-view) · observed Aug 2, 2026
- Last push (hidai25/eval-view) · observed Jul 26, 2026
- License file (Apache-2.0) · observed Aug 2, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (langwatch/langwatch) · observed Aug 8, 2026
- GitHub forks (langwatch/langwatch) · observed Aug 8, 2026
- Last push (langwatch/langwatch) · observed Aug 7, 2026
- License file (Apache-2.0) · observed Aug 8, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: eval-view 126 · langwatch 3.5k (synced Aug 2, 2026).
Common questions
- What is the difference between eval-view and langwatch?
- eval-view: Regression testing for AI agents. langwatch: The platform for LLM evaluations and AI agent testing. See the comparison table for live GitHub stats and shared categories.
- When should I choose eval-view over langwatch?
- Choose eval-view over langwatch when eval-view is primarily Python; langwatch is TypeScript; Pricing: Free to use under the terms of the Apache License, Version 2.0.; Requirements: Python environment is required for installation and usage.; Installation with pip:
pip install evalview; Offline support means no live API keys necessary for the basic diff functionality.; Tags unique to eval-view: agent-benchmark, agent-evaluation, ai-agents, regression-testing; eval-view ships Docker support for self-hosted deployment; When you need to track and assess the behavior consistency of your AI agent across versions without involving live API calls. - When should I choose langwatch over eval-view?
- Choose langwatch over eval-view when langwatch is primarily TypeScript; eval-view is Python; Pricing: Open-source editions are free with restrictions on certain advanced features that require a commercial license.; Tags unique to langwatch: ai, analytics, datasets, evaluation; You need to evaluate LLMs and test AI agents in a controlled environment.
- When should I avoid eval-view?
- If you do not need to monitor specific behavioral characteristics such as tool call sequences and parameter consistency over time. When real-time output quality evaluation is critical, as eval-view's offline diffing does not provide immediate feedback on output changes without an LLM judge.
- When should I avoid langwatch?
- If you are looking for an out-of-the-box service without the complexity of setting up your own infrastructure, since LangWatch heavily leans towards self-hosting. You do not require advanced enterprise features like SCIM, audit logs, license management, as these features require a commercial license.
- Is eval-view or langwatch more popular on GitHub?
- langwatch has more GitHub stars (3,479 vs 126). Stars measure visibility, not whether either tool fits your constraints.
- Are eval-view and langwatch open source?
- Yes - both are open-source projects on GitHub (eval-view: Apache-2.0, langwatch: Apache-2.0).
- Where can I find alternatives to eval-view or langwatch?
- GraphCanon lists graph-backed alternatives at eval-view alternatives and langwatch alternatives (eval-view markdown twin, langwatch 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, eval-view or langwatch?
- eval-view: Very active. langwatch: 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 eval-view and langwatch?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: eval-view trust report; langwatch trust report.