Arize Phoenix vs Respan vs Hyperbolic vs Helicone

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

Your tool
Arize Phoenix
vs
Competitor 1
Respan
Competitor 2
Hyperbolic
Competitor 3
Helicone
Compare
4 tools · best value per row highlighted
Your tool Arize Phoenix
phoenix.arize.com
Arize Phoenix is an open-source platform for AI observability and evaluation, built by Arize.
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Competitor Respan
respan.ai
Building AI apps
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Competitor Hyperbolic
hyperbolic.ai
Hyperbolic is a GPU cloud that rents out high-performance compute for training, fine-tuning and serving AI models.
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Competitor Helicone
helicone.ai
Helicone is an AI gateway and LLM observability platform that routes, debugs and analyzes requests from AI applications.
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Traffic estimated monthly website traffic
Monthly visits
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87.3Kvisits/mo
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MoM change
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▲ 28.5%
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6-month growth
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+881.1%
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Global rank web
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#497,399
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Avg. last 3 months
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74.8K
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Bounce rate lower is better
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41%
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Pages / visit
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2.5
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Visit duration
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19s
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Traffic sources
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● Direct 89% · ● Referral 11%
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Arize PhoenixRespanHyperbolicHelicone
021.8K43.6K65.4K87.3KRespan · 641Respan · 8.9KRespan · 37.2KRespan · 57.9KRespan · 69.1KRespan · 67.9KRespan · 87.3K1001K10K100KRespan · 641Respan · 8.9KRespan · 37.2KRespan · 57.9KRespan · 69.1KRespan · 67.9KRespan · 87.3KFeb '26MarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
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Freemium
Starting price
$50per month · free tier available
$199per month · free tier available
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$79per month · free tier available
Free tier
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Free trial
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API access
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Plans
AX Free FreeAX Pro $50/mo
Free FreeTeam $199/yrEnterprise Custom
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Hobby FreePro $79/moTeam $799/moEnterprise Custom
Capabilities input → output
Input
DataText
DataText
CodeText
Data
Output
Data
DataText
AppsText
Data
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Development & CodeAI APIAI Developer Tools
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
8
9
7
8
Developer tools
AI system monitoring
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Monitoring
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AI observability
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LLM testing
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Prompt management
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APIs
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GPU infrastructure
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LLM gateway
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Cloud infrastructure
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Self hosted
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Application monitoring
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Cloud computing
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Debugging
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Fine-Tuning
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Generative AI evaluation
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LLM development
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Model routing
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Model training
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Problem investigation
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Red teaming guidance
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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
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Prompts
0
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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.