Langfuse vs Plausible — Which One Wins?
A detailed, side-by-side comparison of Langfuse and Plausible to help you pick the right tool for your workflow.
Quick Verdict
Plausible takes the lead with a 4.5 rating and is best for privacy-conscious websites that want essential analytics without cookies or consent banners.. Langfuse (4.5) is the better pick if you need ai engineering teams that need observability into their llm application performance and costs.
Side-by-Side Comparison
| Criteria | Langfuse | Plausible |
|---|---|---|
| Rating | ★★★★★ 4.5(54) | ★★★★★ 4.5(145) |
| Pricing Model | open_source | paid |
| Starter Price | $59/mo | $9/mo (up to 10K monthly visitors) |
| Free Tier | No | Yes |
| Platforms | Web | web |
| Learning Curve | moderate | easy |
| API Available | Yes | Yes |
| Best For | AI engineering teams that need observability into their LLM application performance and costs | Privacy-conscious websites that want essential analytics without cookies or consent banners. |
| Verdict | recommended | recommended |
Feature Checklist
| Feature | Langfuse | Plausible |
|---|---|---|
| LLM tracing and debugging | — | |
| Cost tracking | — | |
| Prompt management | — | |
| Evaluation framework | — | |
| Analytics dashboard | — | |
| Self-hosting option | — | |
| Cookie-free analytics | — | |
| GDPR/CCPA compliant by default | — | |
| Under 1KB script size | — | |
| Single-page dashboard | — | |
| Open source and self-hostable | — | |
| Goal and event tracking | — |
Langfuse
Pros
- ✓Open-source and self-hostable
- ✓Excellent tracing
- ✓Cost tracking per request
- ✓Good evaluation framework
Cons
- ✕Only useful for LLM apps
- ✕Requires integration effort
- ✕Analytics depth still improving
Plausible
Pros
- ✓No cookies, no consent banners — privacy by default
- ✓Lightest analytics script at under 1KB
- ✓Single-page dashboard shows essential metrics clearly
Cons
- ✕Much less capable than GA4 for marketing analytics
- ✕No audience building or remarketing integrations
- ✕Paid cloud hosting required (self-hosting is free)
The Bottom Line
Both Langfuse and Plausible are solid tools in the Analytics & Data space. Plausible edges ahead with a stronger overall rating (4.5 vs 4.5) and is the better choice for privacy-conscious websites that want essential analytics without cookies or consent banners.. However, if you prioritize ai engineering teams that need observability into their llm application performance and costs, Langfuse is worth serious consideration. We recommend trying the free tier or trial of each before committing.