Promptfoo vs VRUNAI
Promptfoo
promptfoo.devVRUNAI
vrunai.comSide by side
| Figure | Promptfoo | VRUNAI |
|---|---|---|
| Price from | Free | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | Yes | — |
| Web | Yes | Yes |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | — |
| API | Yes | — |
| Self-hosted | Yes | — |
| Plans published | 3 | 1 |
| Spec score · AI Agent Evaluation Tools | 8.4 (#11) | 7.0 (#27) |
| License | The open-source project is distributed under the MIT license. | VRUNAI is open source under the AGPL-3.0 license. |
| Providers | The getting-started guide says Promptfoo supports 60+ providers, including OpenAI, Anthropic, Google, and local models such as Ollama. | The site lists OpenAI, Anthropic, Google, xAI, DeepSeek, Mistral, Ollama, and custom providers. |
| Support | Community support is provided through chat and GitHub issues, while Enterprise includes professional services and dedicated Slack support. | The site links to GitHub for bug reports and feature requests. |
| What it does | Promptfoo is a local-first open-source CLI and library for evaluating and red-teaming LLM applications. | VRUNAI evaluates LLM agents across execution path, tool calls, and final outcomes. |
Plans
In their own words
Promptfoo
Promptfoo helps developers and enterprises evaluate prompts and test AI applications for security risks. It compares prompt outputs across multiple models in a web view. Red-team testing simulates users to look for prompt injections, jailbreaks, data leaks, business rule violations and insecure agent tool use. Its getting-started guide lists more than 60 providers, including OpenAI, Anthropic, Google and local models such as Ollama. Integrations include CI systems such as GitHub Actions, GitLab CI, Jenkins, Azure Pipelines, CircleCI and Bitbucket Pipelines, plus Splunk, Burp Suite, Google Sheets and MCP. Installation is available through npm, npx or Homebrew. Promptfoo requires Node.js 22.22.0 or newer and recommends Node.js 24 LTS. The free Community plan includes all LLM evaluation features and 10k red-team probes per month, and can run locally or be self-hosted. Enterprise includes managed cloud deployment; On-Premise runs on customer infrastructure. Promptfoo says it is based in San Francisco, is now part of OpenAI and remains open source.