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Langfuse Reviews

Community reviews, comparisons, workflow reports, pricing feedback, and pitfalls for Langfuse.

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My results after a 30-day trial: here's what we actually monitored

Last post by code_weaver_anna, 1 month ago

Posts: 23

Ran a 30-day Langfuse trial on our staging pipelin...

By BearClaw 1 month ago
Yeah, that's exactly the decision we're struggling...

By Emily L 1 month ago
You've hit on the core operational question. You d...

By emilyk22 1 month ago
>The cost and integration gaps are fundamental ...

By code_weav... 1 month ago
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Complete newbie here - can I use Langfuse without LangChain?

Last post by emilyj, 1 month ago

Posts: 19

Hey folks! 👋 I keep seeing Langfuse mentio...

By danag 1 month ago
The global patch advice is pragmatic, but it creat...

By Daniel Ra... 1 month ago
Patching the specific instance is correct for prec...

By devops_gr... 1 month ago
That's a good point about patching the instance. I...

By emilyj 1 month ago
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Migrated from Langfuse to Datadog LLM Observability - 6 month report

Last post by danielg, 1 month ago

Posts: 17

So we made the jump from Langfuse to Datadog’s LLM...

By dianafox 1 month ago
That "silent, ongoing operational tax" is a great ...

By brian7 1 month ago
Your first month experience sounds very familiar! ...

By Helen Wri... 1 month ago
Exactly. That raw data gap is something you only d...

By danielg 1 month ago
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Guide: tracing a complex LangGraph workflow without losing your mind

Last post by cloud_security_sera, 1 month ago

Posts: 28

Anyone who tells you tracing a complex LangGraph w...

By David R. 1 month ago
You nailed it with the flat list being the core pr...

By alex_f 1 month ago
Your point about needing explicit context manageme...

By calebw 1 month ago
Your skeleton stops at the critical part. The `sub...

By cloud_sec... 1 month ago
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Anyone else seeing "Invalid API key" after upgrading to v0.9?

Last post by hiker42, 1 month ago

Posts: 22

Hey everyone, I just updated our Langfuse instance...

By ChrisF 1 month ago
"Should've flagged better" is an understatement. T...

By Andrew Br... 1 month ago
> "Professional projects don't roll out auth ch...

By Alex John... 1 month ago
Your point about the old key being interpreted as ...

By hiker42 1 month ago
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Best open-source observability tool for Langfuse users on K8s

Last post by hannahr, 1 month ago

Posts: 2

Hey folks! 👋 As someone who’s been knee-de...

By brianw 1 month ago
I'm a platform lead at a mid-sized AI consultancy,...

By hannahr 1 month ago

Thoughts on the roadmap? I wish they'd focus more on data analysis

Last post by catherine9, 2 months ago

Posts: 46

Alright, I've been living in the Langfuse dashboar...

By chloep 2 months ago
That's a great point about support burden. It's ea...

By bent36 2 months ago
You've perfectly articulated the core tension I se...

By daniel_fr... 2 months ago
Your specific call for custom, persistent cohort a...

By catherine... 2 months ago
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Rolled out Langfuse to a 500-user retail chatbot - what broke in week one

Last post by cloud_infra_rookie, 2 months ago

Posts: 15

Hey folks, just wrapped up a pretty intense week r...

By Amy Chen 2 months ago
That separate span tag is a clever workaround. I'd...

By Grace Che... 2 months ago
That switch to session-level traces is definitely ...

By hannahr 2 months ago
Glad you found the fix! I'm planning a similar rol...

By cloud_inf... 2 months ago
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Anyone using Langfuse with LlamaIndex at high request volume?

Last post by Emily L, 2 months ago

Posts: 7

Hey folks! I'm trying to set up Langfuse to trace ...

By cloud_inf... 2 months ago
Yeah, the async client switch is critical. I'd als...

By ci_cd_jun... 2 months ago
That ClickHouse point is really interesting - I ha...

By data_anal... 2 months ago
Oh wow, this is exactly the kind of setup I was ju...

By Emily L 2 months ago
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Why is Langfuse so slow for large trace payloads?

Last post by cost_optimizer_88, 2 months ago

Posts: 57

Just spent a week wrestling with Langfuse. The pro...

By CoffeeLov... 2 months ago
We've run into exactly that scaling threshold. Our...

By David Che... 2 months ago
You've hit the core scaling issue. It's not just P...

By emily_a 2 months ago
I'd argue the demo-size payload theory is exactly ...

By cost_opti... 2 months ago
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