# Helm vs Promptfoo

**Leader by Vioscale score:** Helm

| Attribute | Helm | Promptfoo |
|---|---|---|
| **Vioscale score** | 66.9 (60% (medium)) | 54.4 (55% (medium)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 5,000 | - |
| adoption.github_stars | 30,177 | - |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` |
| description.long | Helm provides a templated configuration system and package manager for Kubernetes applications, allowing users to define complex multi-component deployments as reusable, versioned, and shareable packages. | A comprehensive LLM security testing solution that automatically scans for vulnerabilities such as prompt injections and jailbreaks through dynamic red teaming. Offers both open-source software for local testing and enterprise SaaS with team collaboration, continuous monitoring, and compliance dashboards. |
| features.capabilities | `{"arm_support":true,"cncf_maturity":"graduated","pricing_model":"free_open_source","architecture_model":"open_source_cli"}` | `{"soc2_type_ii":true,"self_hostable":true,"versioning_model":"UI-hosted registry","non_engineer_editing":false,"llm_judge_or_human_eval":true,"llm_as_a_judge_prompt_grading_framework":true,"ci_cd_github_actions_pipeline_blocking_gates":true,"deterministic_regex_and_json_schema_assertions":true,"red_teaming_and_adversarial_vulnerability_scanning":true}` |
| integrations.count | - | 6 |
| integrations.list | - | `[{"name":"OpenAI"},{"name":"Anthropic"},{"name":"Google (Gemini)"},{"name":"DeepSeek"},{"name":"MCP (Model Context Protocol)"},{"name":"CI/CD pipelines"},{"name":"Webhooks"},{"name":"Agent frameworks"},{"name":"CI/CD platforms"},{"name":"GitHub"},{"name":"Python providers"}]` |
| language.primary | Go | - |
| license.spdx | Apache-2.0 | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"US","primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://helm.sh","retrievedAt":"2026-08-21T13:42:13.702Z"}` | `{"type":"hybrid","plans":[{"free":true,"name":"Community","features":["All LLM evaluation features","All model providers and integrations","Red teaming (10k probes/month)","Custom integration with your own app","Run locally or self-host on your own infrastructure","Vulnerability scanning","Community support"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Open-source version for individual developers and small teams","contactSales":false,"includedLimits":{"red_teaming_probes":"10k/mo"}},{"free":false,"name":"Enterprise","features":["All Community features","Custom red teaming limits","Team sharing & collaboration","Continuous monitoring","Centralized security/compliance dashboard","Customizable attack profiles and target settings","SSO and granular permission profiles","Promptfoo API access","Managed cloud deployment","Professional services support","Priority support & SLA guarantees"],"description":"Managed cloud platform with team collaboration, continuous monitoring, and compliance features","contactSales":true},{"free":false,"name":"On-Premise","features":["Complete data isolation","On-premise deployment"],"description":"Custom deployment for organizations requiring full control over infrastructure","contactSales":true}],"summary":"Free open-source Community tier; Enterprise and On-Premise plans with custom pricing","currency":"USD","freeTier":true,"sourceUrl":"https://www.promptfoo.dev/pricing/","retrievedAt":"2026-08-19T18:21:49.377Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | low |
| pricing.transparent | yes | no |
| release.cadence_days | 2 | - |
| release.history | `[{"url":"https://github.com/helm/helm/releases/tag/v4.2.4","date":"2026-08-13T15:33:04Z","type":"stable","version":"v4.2.4"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.4","date":"2026-08-14T14:55:42Z","type":"stable","version":"v3.21.4"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.3","date":"2026-07-09T20:56:43Z","type":"stable","version":"v4.2.3"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.3","date":"2026-07-09T21:20:27Z","type":"stable","version":"v3.21.3"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.2","date":"2026-06-20T04:36:23Z","type":"stable","version":"v3.21.2"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.2","date":"2026-06-17T20:50:16Z","type":"stable","version":"v4.2.2"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.1","date":"2026-06-12T15:06:26Z","type":"stable","version":"v4.2.1"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.1","date":"2026-06-12T14:51:31Z","type":"stable","version":"v3.21.1"},{"url":"https://github.com/helm/helm/releases/tag/v4.2.0","date":"2026-05-14T01:13:00Z","type":"stable","version":"v4.2.0"},{"url":"https://github.com/helm/helm/releases/tag/v3.21.0","date":"2026-05-14T01:22:37Z","type":"stable","version":"v3.21.0"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.4","date":"2026-04-09T06:01:47Z","type":"stable","version":"v4.1.4"},{"url":"https://github.com/helm/helm/releases/tag/v3.20.2","date":"2026-04-09T21:17:14Z","type":"stable","version":"v3.20.2"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.3","date":"2026-03-11T23:01:58Z","type":"stable","version":"v4.1.3"},{"url":"https://github.com/helm/helm/releases/tag/v3.20.1","date":"2026-03-12T00:26:02Z","type":"stable","version":"v3.20.1"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.1","date":"2026-02-09T18:33:58Z","type":"stable","version":"v4.1.1"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.0","date":"2026-01-21T22:31:55Z","type":"stable","version":"v4.1.0"},{"url":"https://github.com/helm/helm/releases/tag/v3.20.0","date":"2026-01-21T23:27:45Z","type":"stable","version":"v3.20.0"},{"url":"https://github.com/helm/helm/releases/tag/v4.0.5","date":"2026-01-14T23:46:31Z","type":"stable","version":"v4.0.5"},{"url":"https://github.com/helm/helm/releases/tag/v3.19.5","date":"2026-01-15T00:30:06Z","type":"stable","version":"v3.19.5"},{"url":"https://github.com/helm/helm/releases/tag/v4.1.0-rc.1","date":"2026-01-12T19:54:05Z","type":"prerelease","version":"v4.1.0-rc.1"}]` | - |
| security.disclosure_policy | yes | - |
| security.iso27001 | - | yes |
| security.scorecard | 9 | - |
| security.soc2 | - | yes |
| security.vulnerabilities | `{"count":23,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=helm.sh%2Fhelm%2Fv3&per_page=100","last_12m":1,"max_severity":"HIGH"}` | - |

## Capabilities (AI Evals Testing)

| Capability | Helm | Promptfoo |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Architecture model | Open source CLI | - |
| LLM as a judge prompt grading framework | - | ✓ |
| Specialized rag metrics faithfulness context relevance | - | - |
| Deterministic regex and json schema assertions | - | ✓ |
| Synthetic test dataset generation from documents | - | - |
| Ci cd github actions pipeline blocking gates | - | ✓ |
| Red teaming and adversarial vulnerability scanning | - | ✓ |
| Multi model side by side ab regression testing | - | - |
| Human in the loop hitl annotation UI | - | - |
| Dashboard analytics for metric drift over time | - | - |
| SOC2 type ii | - | ✓ |
| Mit or apache permissive oss license | - | - |
| Pricing model | Free open source | - |

*Source: Vioscale. Generated 2026-09-01T16:44:45.335Z. "-" = undocumented, not absent.*