Langfuse
8.2#1 in ai agent observability toolsFrom $29 a monthFree planWebAPILinuxSelf-hosted
VisitLangfuse vs PromptTools
PromptTools
4.3#25 in prompt engineering toolsVisitLangfuse plans
- HobbyFree
- Core$29 a month
- Pro$199 a month
- Teams Add-on$300 a month
- Enterprise$2,499 a month
PromptTools plans
No prices published.
Pick Langfuse if…
Langfuse suits teams building AI agent applications that need tracing, prompt management, and evaluation tools. It also supports teams that want to self-host the core on their own infrastructure.
Pick PromptTools if…
You want what its maker publishes above — check its page for the details.