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Tools/Weave vs Langfuse
Weave

Weave

observability
vs
Langfuse

Langfuse

observability

Weave vs Langfuse — Comparison

Overview
What each tool does and who it's for

Weave

Track, test, and improve language model apps with W&B Weave

I cannot provide a meaningful summary of user reviews and opinions about the "Weave" software tool based on the provided content. The social mentions you've shared appear to be unrelated political and AI discussion posts from Lemmy/Reddit that don't contain any reviews or mentions of a software product called "Weave." Additionally, no actual user reviews were provided in the reviews section. To give you an accurate summary of what users think about Weave, I would need relevant reviews and social mentions that specifically discuss the software tool and users' experiences with it.

Langfuse

Traces, evals, prompt management and metrics to debug and improve your LLM application.

Based on the available social mentions, Langfuse appears to be a well-recognized player in the LLM observability and tracing space, often mentioned alongside other established tools like Helicone and Arize. Users appreciate that it provides LLM call tracking capabilities, but some developers note limitations - specifically that it doesn't fully understand agent topology, tool calls, and handoffs in multi-agent systems. The tool seems to face competition from both cloud-only paid solutions like LangSmith and newer open-source alternatives that aim to address its perceived gaps. Overall, Langfuse is viewed as a solid option for basic LLM monitoring, though the market appears to be evolving toward more comprehensive agent observability solutions.

Key Metrics
—
Avg Rating
—
1
Mentions (30d)
1
1,066
GitHub Stars
24,100
151
GitHub Forks
2,434
—
npm Downloads/wk
870,710
—
PyPI Downloads/mo
16,482,738
Community Sentiment
How developers feel about each tool based on mentions and reviews

Weave

0% positive100% neutral0% negative

Langfuse

0% positive100% neutral0% negative
Pricing

Weave

tiered

Langfuse

subscription + tiered

Pricing found: $29 / month, $8/100k, $199 / month, $8/100k, $300/mo

Features

Only in Weave (6)

Manage Consent PreferencesStrictly Necessary CookiesFunctional CookiesTargeting CookiesPerformance CookiesCookie List
Developer Ecosystem
167
GitHub Repos
18
1,331
GitHub Followers
828
11
npm Packages
20
40
HuggingFace Models
22
—
SO Reputation
—
Pain Points
Top complaints from reviews and social mentions

Weave

API costs (1)spending too much (1)

Langfuse

cost tracking (2)token usage (1)
Product Screenshots

Weave

Weave screenshot 1

Langfuse

Langfuse screenshot 1
Company Intel
—
Industry
information technology & services
—
Employees
15
—
Funding
$4.1M
—
Stage
Merger / Acquisition
Supported Languages & Categories

Weave

AI/MLDeveloper Tools

Langfuse

AI/MLSecurityDeveloper Tools
View Weave Profile View Langfuse Profile