---
title: "caveman vs promptfoo"
type: "comparison"
canonical_url: "https://www.graphcanon.com/compare/juliusbrussee-caveman-vs-promptfoo-promptfoo"
tools: ["juliusbrussee-caveman", "promptfoo-promptfoo"]
---

# caveman vs promptfoo

Neutral, constraint-first comparison with live GitHub stats.

| | [caveman](/tools/juliusbrussee-caveman.md) | [promptfoo](/tools/promptfoo-promptfoo.md) |
| --- | --- | --- |
| Tagline | Cuts 65% of tokens in AI coding agent responses. | Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. |
| Stars | 86,189 | 23,004 |
| Forks | 4,805 | 2,054 |
| Open issues | 370 | 402 |
| Language | JavaScript | TypeScript |
| License | MIT | MIT |
| Categories | LLM Frameworks, Developer Tools | Developer Tools, Evaluation & Observability |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=juliusbrussee-caveman`](/api/graphcanon/graph?tool=juliusbrussee-caveman)
- LLM index: [/llms.txt](/llms.txt)
- Full corpus: [/llms-full.txt](/llms-full.txt)

_GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_