Arize Phoenix vs Sherlocks.ai vs Respan vs Portkey

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

Your tool
Arize Phoenix
vs
Competitor 1
Sherlocks.ai
Competitor 2
Respan
Competitor 3
Portkey
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 Sherlocks.ai
sherlocks.ai
When production systems fail at 3 AM, Sherlocks
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Competitor Respan
respan.ai
Building AI apps
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Competitor Portkey
portkey.ai
Portkey puts a single API in front of more than 1,600 language models and wraps it with the controls a production AI team needs.
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Traffic estimated monthly website traffic
Monthly visits
—
39.2Kvisits/mo
87.3Kvisits/mo
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MoM change
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▲ 1,022.6%
▲ 28.5%
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6-month growth
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+1,482.1%
+881.1%
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Global rank web
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#729,963
#497,399
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Avg. last 3 months
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15.5K
74.8K
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Bounce rate lower is better
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57%
41%
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Pages / visit
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3.8
2.5
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Visit duration
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5m 24s
19s
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Traffic sources
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● Direct 100%
● Direct 89% · ● Referral 11%
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Arize PhoenixSherlocks.aiRespanPortkey
021.8K43.6K65.4K87.3KSherlocks.ai · 2.5KSherlocks.ai · 3.2KSherlocks.ai · 5.7KSherlocks.ai · 3.8KSherlocks.ai · 3.5KSherlocks.ai · 39.2KRespan · 641Respan · 8.9KRespan · 37.2KRespan · 57.9KRespan · 69.1KRespan · 67.9KRespan · 87.3K1001K10K100KSherlocks.ai · 2.5KSherlocks.ai · 3.2KSherlocks.ai · 5.7KSherlocks.ai · 3.8KSherlocks.ai · 3.5KSherlocks.ai · 39.2KRespan · 641Respan · 8.9KRespan · 37.2KRespan · 57.9KRespan · 69.1KRespan · 67.9KRespan · 87.3KFeb '26MarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$50per month · free tier available
Free tier
$199per month · free tier available
$49per month · free tier available
Free tier
Free trial
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API access
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Plans
AX Free FreeAX Pro $50/mo
Free FreeEnterprise Contact us
Free FreeTeam $199/yrEnterprise Custom
Developer FreeProduction $49/moEnterprise Custom
Capabilities input → output
Input
DataText
DataText
DataText
Text
Output
Data
Text
DataText
DataText
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI Developer ToolsAI Monitor
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Development & CodeProductivity & OfficeAI APIAI Developer Tools+1 more
Tasks what each tool can do · 2 shared · core   partial
Tasks covered
8
9
9
11
Monitoring
Developer tools
AI system monitoring
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AI observability
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Prompt management
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APIs
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LLM testing
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Application monitoring
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Debugging
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LLM gateway
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Root cause analysis
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Site reliability management
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API management
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LLM management
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Model routing
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Self hosted
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Generative AI evaluation
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Kubernetes diagnostics
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Kubernetes troubleshooting
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LLM development
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Problem investigation
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Prompt security
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Red teaming guidance
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Triage optimization
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
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Saves
0
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Reviews
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.