Stack AI vs Langflow vs Pipecat vs Coze
Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.
Your tool
Stack AI
vs
Stack AI
Competitor 1
Langflow
Langflow
Competitor 2
Pipecat
Pipecat
Competitor 3
Coze
CozeCompare
4 tools · best value per row highlighted
Competitor
Pipecat
Pipecat
pipecat.ai
Pipecat is an open-source Python framework for building voice and multimodal AI agents that talk in real time.
Competitor
Coze
Coze
coze.com
Coze is an AI app development platform for building agents without writing code and releasing them across multiple channels.
Traffic estimated monthly website traffic
Monthly visits
6.3Kvisits/mo
215.3Kvisits/mo
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—
MoM change
▼ 57.9%
▼ 0.7%
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6-month growth
-93.7%
-4.9%
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Global rank web
#1,700,092
#217,191
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Avg. last 3 months
13.9K
225.2K
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Bounce rate lower is better
39%
44%
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Pages / visit
1.8
2.2
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Visit duration
14s
1m 04s
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Traffic sources
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● Direct 76% · ● Referral 24%
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Stack AILangflowPipecatCoze
Pricing
Model
Freemium
Free
Free
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Starting price
Free tier
Free
Free
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Free tier
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Free trial
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API access
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Plans
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Open source Free
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Capabilities input → output
Input
DataDocumentsText
Text
AudioTextVideo
Text
Output
Apps
Apps
AudioText
Apps
Skill level
Intermediate
Advanced
Advanced
Intermediate
Categories
Tasks what each tool can do · 1 shared · core partial
Tasks covered
3
9
3
3
Agents
No-code
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Workflows
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Developer tools
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Voice agents
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Agent creation
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–
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Chatbots
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Development
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LLM development
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APIs
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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
0
Prompts
0
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.