Haystack vs GitHub Copilot vs OpenCode vs LangChain

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

Your tool
Haystack
vs
Competitor 1
GitHub Copilot
Competitor 2
OpenCode
Competitor 3
LangChain
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.
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Competitor GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
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Competitor OpenCode
opencode.ai
OpenCode is an open-source AI coding agent that helps developers write code in the terminal, an IDE or a desktop app.
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Competitor LangChain
langchain.com
Framework for building with large language models
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Traffic estimated monthly website traffic
Monthly visits
—
637.9Mvisits/mo
—
3.4Mvisits/mo
MoM change
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▲ 3.7%
—
▲ 0.7%
6-month growth
—
+19.3%
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+21.0%
Global rank web
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#49
—
#13,384
Avg. last 3 months
—
629.7M
—
3.3M
Bounce rate lower is better
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36%
—
42%
Pages / visit
—
5.9
—
6.2
Visit duration
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6m 26s
—
5m 29s
Traffic sources
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● Direct 83% · ● Referral 15%
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● Direct 73% · ● Referral 24%
HaystackGitHub CopilotOpenCodeLangChain
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4M1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MLangChain · 3MLangChain · 2.9MLangChain · 3.2MLangChain · 2.8MLangChain · 3.4MLangChain · 3.2MLangChain · 3.1MLangChain · 3.4MLangChain · 3.4MNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
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Freemium
Free
Freemium
Starting price
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$4per month · free tier available
Free
$39per month · free tier available
Free tier
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Free trial
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–
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API access
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–
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Plans
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Free FreeTeam $4/moEnterprise $21/mo
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Developer FreePlus $39/moEnterprise Custom/mo
Capabilities input → output
Input
CodeDocuments
CodeText
CodeText
CodeText
Output
Apps
Code
Code
Apps
Skill level
Advanced
Intermediate
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
5
4
3
6
Agents
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Developer tools
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Agent creation
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Coding
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LLM development
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Development
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Code reviews
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Agent management
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–
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Agent memory
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–
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Agent testing
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
2
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.