Comparison
lmnr vs rhesis
Verdict
Pick lmnr if lmnr is an open-source observability platform specifically aimed at monitoring AI agents, offering both self-hosting and managed platform options; pick rhesis if rhesis is a testing platform for AI teams that facilitates collaboration among engineers, project managers and domain experts to generate tests, simulate adversarial conversations, and conduct root cause analysis.
Markdown twin · lmnr alternatives · rhesis alternatives
GraphCanon updated 4d
Trust & integrity
| Signal | lmnr | rhesis |
|---|---|---|
| Maintenance | Very active (0d since push) As of 4d · github_public_v1 | Very active (0d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 4d · github_public_v1 | Not a fork · Organization account As of 3w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) 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
- lmnr
- Open-source observability platform for AI agents.
- rhesis
- Testing platform for AI teams to generate tests and evaluate system performance
Stars
- lmnr
- 3.2k
- rhesis
- 381
Forks
- lmnr
- 223
- rhesis
- 31
Open issues
- lmnr
- 111
- rhesis
- 99
Language
- lmnr
- TypeScript
- rhesis
- Python
Adopt for
- lmnr
- lmnr is an open-source observability platform specifically aimed at monitoring AI agents, offering both self-hosting and managed platform options.
- rhesis
- Rhesis is a testing platform for AI teams that facilitates collaboration among engineers, project managers and domain experts to generate tests, simulate adversarial conversations, and conduct root cause analysis.
Persona
- lmnr
- -
- rhesis
- -
Runtime
- lmnr
- -
- rhesis
- -
License
- lmnr
- Apache-2.0
- rhesis
- Other
Last pushed
- lmnr
- Aug 20, 2026
- rhesis
- Jul 28, 2026
Categories
- lmnr
- Developer Tools, Evaluation & Observability
- rhesis
- Developer Tools, Evaluation & Observability
Trust and health
Open issues (now)
- lmnr
- 111
- rhesis
- 99
Stars delta
- lmnr
- +80 (30d)
- rhesis
- Unknown
Open issues delta
- lmnr
- +14 (30d)
- rhesis
- Unknown
Full report
- lmnr
- Trust report
- rhesis
- Trust report
Choose lmnr if…
- lmnr is primarily TypeScript; rhesis is Python.
- License: lmnr is Apache-2.0, rhesis is Other.
- Supports self-hosting through Docker Compose, making it accessible to local environments or lightweight usage; however, recommends a managed platform option for production environments.
- Requirements: Proper SDK configuration is critical when self-hosting.; Managed platform may be more suitable if setting up in a production environment..
- Tags unique to lmnr: agent-observability, ai-observability, evaluation, self-hosted.
- When you need a dedicated solution for evaluating the performance and behavior of AI agents.
When NOT to use lmnr
- When your primary observability needs are not specific to AI agents but cover a broader range of application monitoring services.
- For those preferring platforms with wider language support beyond TypeScript and Rust (the major languages highlighted for this tool).
Choose rhesis if…
- rhesis is primarily Python; lmnr is TypeScript.
- License: rhesis is Other, lmnr is Apache-2.0.
- Tags unique to rhesis: generative-ai, llmops, open-source, quality-assessment.
- When you need a dedicated environment for generating complex test cases specifically tailored to AI systems
When NOT to use rhesis
- For simple unit testing without the need for adversarial simulation or deep collaboration on complex test case development
- When you are looking for a solution that does not focus heavily on traceability and root cause analysis post-test failures
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (lmnr-ai/lmnr) · observed Aug 20, 2026
- GitHub forks (lmnr-ai/lmnr) · observed Aug 20, 2026
- Last push (lmnr-ai/lmnr) · observed Aug 20, 2026
- License file (Apache-2.0) · observed Aug 20, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (rhesis-ai/rhesis) · observed Jul 28, 2026
- GitHub forks (rhesis-ai/rhesis) · observed Jul 28, 2026
- Last push (rhesis-ai/rhesis) · observed Jul 28, 2026
- License file (Other) · observed Jul 28, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: lmnr 3.2k · rhesis 381 (synced Aug 20, 2026).
Common questions
- What is the difference between lmnr and rhesis?
- lmnr: Open-source observability platform for AI agents.. rhesis: Testing platform for AI teams to generate tests and evaluate system performance. See the comparison table for live GitHub stats and shared categories.
- When should I choose lmnr over rhesis?
- Choose lmnr over rhesis when lmnr is primarily TypeScript; rhesis is Python; License: lmnr is Apache-2.0, rhesis is Other; Supports self-hosting through Docker Compose, making it accessible to local environments or lightweight usage; however, recommends a managed platform option for production environments; Requirements: Proper SDK configuration is critical when self-hosting.; Managed platform may be more suitable if setting up in a production environment.; Tags unique to lmnr: agent-observability, ai-observability, evaluation, self-hosted; When you need a dedicated solution for evaluating the performance and behavior of AI agents.
- When should I choose rhesis over lmnr?
- Choose rhesis over lmnr when rhesis is primarily Python; lmnr is TypeScript; License: rhesis is Other, lmnr is Apache-2.0; Tags unique to rhesis: generative-ai, llmops, open-source, quality-assessment; When you need a dedicated environment for generating complex test cases specifically tailored to AI systems.
- When should I avoid lmnr?
- When your primary observability needs are not specific to AI agents but cover a broader range of application monitoring services. For those preferring platforms with wider language support beyond TypeScript and Rust (the major languages highlighted for this tool).
- When should I avoid rhesis?
- For simple unit testing without the need for adversarial simulation or deep collaboration on complex test case development When you are looking for a solution that does not focus heavily on traceability and root cause analysis post-test failures
- Is lmnr or rhesis more popular on GitHub?
- lmnr has more GitHub stars (3,183 vs 381). Stars measure visibility, not whether either tool fits your constraints.
- Are lmnr and rhesis open source?
- Yes - both are open-source projects on GitHub (lmnr: Apache-2.0, rhesis: Other).
- Where can I find alternatives to lmnr or rhesis?
- GraphCanon lists graph-backed alternatives at lmnr alternatives and rhesis alternatives (lmnr markdown twin, rhesis 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, lmnr or rhesis?
- lmnr: Very active. rhesis: 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 lmnr and rhesis?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: lmnr trust report; rhesis trust report.