Haystack vs LangGraph vs GitHub Copilot CLI vs Stack AI

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

Your tool
Haystack
vs
Competitor 1
LangGraph
Competitor 2
GitHub Copilot CLI
Competitor 3
Stack AI
Compare
4 tools · best value per row highlighted
Your tool Haystack
haystack.deepset.ai
Haystack is an open-source AI orchestration framework from deepset for building production-grade LLM applications and agents.
Competitor LangGraph
langchain.com
LangGraph is an open-source agent runtime and low-level orchestration framework for building AI agents that behave reliably on complex tasks.
Competitor GitHub Copilot CLI
github.com
It reads, writes and runs code, works directly with your issues and pull requests, and carries a task from planning to merged code.
Competitor Stack AI
stack-ai.com
Connect AI models visually
Traffic estimated monthly website traffic
Monthly visits
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6.3Kvisits/mo
MoM change
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▼ 57.9%
6-month growth
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-93.7%
Global rank web
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#1,700,092
Avg. last 3 months
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13.9K
Bounce rate lower is better
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39%
Pages / visit
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1.8
Visit duration
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14s
Traffic sources
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HaystackLangGraphGitHub Copilot CLIStack AI
042K84K126K167.9KStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3K1K10K100K1MStack AI · 143.4KStack AI · 153.7KStack AI · 167.9KStack AI · 160KStack AI · 99.4KStack AI · 35.9KStack AI · 17.4KStack AI · 20.6KStack AI · 14.9KStack AI · 6.3KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
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Freemium
Free
Freemium
Starting price
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$39per month · free tier available
Free
Free tier
Free tier
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Free trial
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API access
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Plans
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Developer FreePlus $39/moEnterprise Custom
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Capabilities input → output
Input
CodeDocuments
Code
CodeText
DataDocumentsText
Output
Apps
Apps
Code
Apps
Skill level
Advanced
Advanced
Intermediate
Intermediate
Categories
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
6
4
5
Agents
Agent creation
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Developer tools
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LLM development
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Agent memory
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Coding
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No-code
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Workflows
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Agent collaboration
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Finance workflow automation
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GitHub management
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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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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.