Respan vs Langfuse vs Lambda
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
Respan
vs
Respan
Competitor 1
Langfuse
Langfuse
Competitor 2
Lambda
Lambda
Competitor 3
Suggested competitors for Respan:
Portkey90%
Arize Phoenix82%
Weights & Biases80%
Helicone80%
Alma by Olivares AI79%
LiteLLM78%
Hal78%
GigaSpaces eRAG GenAI76%
Portkey90%
Arize Phoenix82%
Weights & Biases80%
Alma by Olivares AI79%
LiteLLM78%
Hal78%
GigaSpaces eRAG GenAI76%
Compare
3 tools · best value per row highlighted
Competitor
Langfuse
Langfuse
langfuse.com
Langfuse is an open-source platform for observability and evaluation of AI agents and LLM applications.
Traffic estimated monthly website traffic
Monthly visits
87.3Kvisits/mo
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MoM change
▲ 28.5%
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6-month growth
+881.1%
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Global rank web
#497,399
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Avg. last 3 months
74.8K
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Bounce rate lower is better
41%
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Pages / visit
2.5
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Visit duration
19s
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Traffic sources
● Direct 89% · ● Referral 11%
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RespanLangfuseLambda
Pricing
Model
Freemium
Freemium
Paid
Starting price
$199per month · free tier available
$29per month · free tier available
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Free tier
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Free trial
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API access
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Plans
Free FreeTeam $199/yrEnterprise Custom
Hobby FreeCore $29/moPro $199/moTeams add-on $300/mo+1 more
On-demand instances (8x GPU) CustomOn-demand instances (1x GPU) Custom1-Click Clusters CustomReserved / Superclusters Custom
Capabilities input → output
Input
DataText
DataText
CodeData
Output
DataText
Data
Apps
Skill level
Advanced
Advanced
Advanced
Categories
Tasks what each tool can do · 1 shared · core partial
Tasks covered
9
7
2
Developer tools
AI system monitoring
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LLM testing
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Monitoring
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GPU infrastructure
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Prompt management
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Self hosted
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APIs
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Application monitoring
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Debugging
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LLM development
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LLM management
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Red teaming guidance
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
Saves
0
0
0
Reviews
0
0
0
Prompts
0
0
0
Verified listing
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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.