# Promptfoo vs Promptmetheus

| Attribute | Promptfoo | Promptmetheus |
|---|---|---|
| **vioscaleAI score** | 58.1 (22% (low)) | 46.1 (75% (high)) |
| content.faq | `[{"answer":"A CLI and library for testing, evaluating, and red-teaming LLM applications and agents. Automatically identifies vulnerabilities through security scanning and provides remediation guidance. It is indexed under Prompt Management.","source":"https://www.promptfoo.dev/pricing/","question":"What is Promptfoo?","confidence":0.6},{"answer":"Promptfoo does not publish its prices. Pricing is quoted on request, across 3 plans (Community, Enterprise and On-Premise), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://www.promptfoo.dev/pricing/","question":"How much does Promptfoo cost?","confidence":0.6},{"answer":"Promptfoo supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.promptfoo.dev/pricing/","question":"What platforms does Promptfoo support?","confidence":0.6},{"answer":"Yes. Promptfoo can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.promptfoo.dev/pricing/","question":"Can Promptfoo be self-hosted?","confidence":0.6},{"answer":"We have confirmed 14 integrations for Promptfoo, including OpenAI, Anthropic, Google (Gemini), DeepSeek, MCP (Model Context Protocol), CI/CD pipelines, Webhooks and Agent frameworks, plus 6 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.promptfoo.dev/pricing/","question":"What does Promptfoo integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and ISO 27001 for Promptfoo. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Promptfoo not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.promptfoo.dev/blog/SOC2-compliance/","question":"What security certifications does Promptfoo have?","confidence":0.7},{"answer":"Promptfoo is available worldwide. Its primary market is the United States. The vendor is headquartered in the United States.","source":"https://www.promptfoo.dev/pricing/","question":"Where is Promptfoo available?","confidence":0.75}]` | `[{"answer":"A cloud-based platform where teams can compose prompts, test them across 150+ language models, configure custom evaluators, and track iterations with version control. It is indexed under Prompt Management.","source":"https://promptmetheus.com","question":"What is Promptmetheus?","confidence":0.6},{"answer":"Promptmetheus does not publish its prices. Pricing is quoted on request, across 2 plans (Free and Enterprise), so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://promptmetheus.com","question":"How much does Promptmetheus cost?","confidence":0.6},{"answer":"We have confirmed browser-based access to Promptmetheus. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://promptmetheus.com","question":"What platforms does Promptmetheus support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Promptmetheus, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://promptmetheus.com","question":"Can Promptmetheus be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Promptmetheus. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Promptmetheus not holding them. Always confirm compliance directly before you rely on it.","source":"https://promptmetheus.com/security","question":"What security certifications does Promptmetheus have?","confidence":0.7},{"answer":"Promptmetheus is available worldwide. Its primary market is the United States.","source":"https://promptmetheus.com","question":"Where is Promptmetheus available?","confidence":0.5}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true}` |
| description.long | Automated testing and security evaluation framework for AI applications, with support for comparing multiple model providers and identifying potential vulnerabilities through red teaming and assertion-based validation. | A collaborative workspace for prompt engineering with automated quality validation, real-time team syncing, detailed version tracking, and support for testing across a broad model catalog. |
| features.capabilities | `{"soc2_type_ii":true,"pricing_model":"open-source-self-host","self_hostable":true,"deployment_model":"self-hosted","versioning_model":"UI-hosted registry","architecture_model":"open_source_cli","non_engineer_editing":false,"multi_model_playground":true,"llm_judge_or_human_eval":true,"mit_or_apache_permissive_oss_license":true,"llm_as_a_judge_prompt_grading_framework":true,"ci_cd_github_actions_pipeline_blocking_gates":true,"deterministic_regex_and_json_schema_assertions":true,"multi_model_side_by_side_ab_regression_testing":true,"red_teaming_and_adversarial_vulnerability_scanning":true}` | `{"ab_testing":true,"pricing_model":"usage/seat-based-saas","self_hostable":false,"deployment_model":"managed-SaaS","multi_step_flows":true,"tracing_included":true,"versioning_model":"UI-hosted registry","diff_and_rollback":true,"non_engineer_editing":true,"multi_model_playground":true,"llm_judge_or_human_eval":true}` |
| integrations.count | 8 | 1 |
| 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"},{"name":"Azure","native":true,"category":"llm"},{"name":"Bedrock","native":true,"category":"llm"},{"name":"Ollama","native":true,"category":"llm"},{"name":"Gemini"}]` | `[{"name":"LiteLLM SDK","native":true}]` |
| market.availability | `{"hqCountry":"US","primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"web":true}` |
| pricing | `{"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"}` | `{"type":"subscription","plans":[{"free":true,"name":"Free Trial","summary":"Free 7-day trial","features":["15 providers","150+ models","Automatic evaluators"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"7-day free trial","contactSales":false,"includedLimits":{"models":"150+","providers":"15"}},{"free":false,"name":"Paid","summary":"$19/month per additional user","features":["Shared workspace","Real-time collaboration"],"components":[{"kind":"per_unit","unit":"user","amount":19,"period":"month","currency":"USD"}],"description":"Per additional user","contactSales":false}],"summary":"Free 7-day trial, then $19/month per additional user","currency":"USD","freeTier":true,"sourceUrl":"https://promptmetheus.com","retrievedAt":"2026-10-02T16:17:21.052Z","freeTrialDays":7,"startingPrice":{"unit":"user","amount":19,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | mid |
| pricing.starting_price | - | `{"amount":19,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| reliability.status_page | - | yes |
| security.gdpr | - | yes |
| security.iso27001 | yes | - |
| security.pci | - | yes |
| security.soc2 | yes | - |
| security.trust_center | https://www.promptfoo.dev/blog/tags/security-vulnerability/ | - |

## Capabilities (Prompt Management)

| Capability | Promptfoo | Promptmetheus |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Versioning model | UI hosted registry | UI hosted registry |
| Diff and rollback | - | ✓ |
| Deploy without redeploy | - | - |
| Non engineer editing | ✗ | ✓ |
| Multi model playground | ✓ | ✓ |
| Ab testing | - | ✓ |
| LLM judge or human eval | ✓ | ✓ |
| Multi step flows | - | ✓ |
| Approval workflow | - | - |
| Tracing included | - | ✓ |
| Self hostable | ✓ | ✗ |
| Deployment model | Self hosted | Managed SaaS |
| Pricing model | Open source self host | Usage/seat based saas |

*Source: vioscaleAI. Generated 2026-10-16T21:30:01.712Z. "-" = undocumented, not absent.*