Langfuse vs Respan vs Predictionguard vs LiteLLM

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Langfuse
vs
Competitor 1
Respan
Competitor 2
Predictionguard
Competitor 3
LiteLLM
Compare
4 tools · best value per row highlighted
Your tool Langfuse
langfuse.com
Langfuse is an open-source platform for observability and evaluation of AI agents and LLM applications.
Remove
Competitor Respan
respan.ai
Building AI apps
Make main Remove
Competitor Predictionguard
predictionguard.com
Make main Remove
Competitor LiteLLM
litellm.ai
LiteLLM is an open-source AI gateway and LLM proxy that puts more than 140 providers and 1,800 models behind one OpenAI-compatible API key.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
87.3Kvisits/mo
6.1Kvisits/mo
—
MoM change
—
▲ 28.5%
▲ 44.6%
—
6-month growth
—
+881.1%
+131.0%
—
Global rank web
—
#497,399
#3,117,821
—
Avg. last 3 months
—
74.8K
4.4K
—
Bounce rate lower is better
—
41%
46%
—
Pages / visit
—
2.5
2.0
—
Visit duration
—
19s
1m 28s
—
Traffic sources
—
● Direct 89% · ● Referral 11%
—
—
LangfuseRespanPredictionguardLiteLLM
021.8K43.6K65.4K87.3KRespan · 641Respan · 8.9KRespan · 37.2KRespan · 57.9KRespan · 69.1KRespan · 67.9KRespan · 87.3KPredictionguard · 1.4KPredictionguard · 2.9KPredictionguard · 2.7KPredictionguard · 2.6KPredictionguard · 8.1KPredictionguard · 5.4KPredictionguard · 3KPredictionguard · 4.2KPredictionguard · 6.1K1001K10K100KRespan · 641Respan · 8.9KRespan · 37.2KRespan · 57.9KRespan · 69.1KRespan · 67.9KRespan · 87.3KPredictionguard · 1.4KPredictionguard · 2.9KPredictionguard · 2.7KPredictionguard · 2.6KPredictionguard · 8.1KPredictionguard · 5.4KPredictionguard · 3KPredictionguard · 4.2KPredictionguard · 6.1KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Free
Starting price
$29per month · free tier available
$199per month · free tier available
$6per month · free tier available
Free
Free tier
Free trial
–
–
–
API access
–
–
Plans
Hobby FreeCore $29/moPro $199/moTeams add-on $300/mo+1 more
Free FreeTeam $199/yrEnterprise Custom
—
Open Source FreeEnterprise Custom
Capabilities input → output
Input
DataText
DataText
Text
Text
Output
Data
DataText
AppsText
DataText
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
1
3
2
2
AI system monitoring
–
APIs
–
–
LLM gateway
–
–
–
Developer tools
–
–
–
Security monitoring
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.