Visual Studio Code vs Haystack vs Kilo Code vs OpenAI Codex CLI

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

Your tool
Visual Studio Code
vs
Competitor 1
Haystack
Competitor 2
Kilo Code
Competitor 3
OpenAI Codex CLI
Compare
4 tools · best value per row highlighted
Your tool Visual Studio Code
code.visualstudio.com
Visual Studio Code is a free, open source code editor that runs on Windows, macOS and Linux and now includes built-in AI agents.
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Competitor 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 Kilo Code
kilocode.ai
Kilo Code is an open source AI agent Visual Studio (VS) Code extension that focuses on enhancing the efficiency of coding. The tool can generate code, automate tasks, and offer practical suggestions.
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Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
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Traffic estimated monthly website traffic
Monthly visits
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1.9Kvisits/mo
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MoM change
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▼ 42.3%
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6-month growth
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-94.4%
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Global rank web
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#4,668,091
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Avg. last 3 months
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10.5K
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Bounce rate lower is better
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34%
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Pages / visit
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2.4
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Visit duration
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19s
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Traffic sources
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Visual Studio CodeHaystackKilo CodeOpenAI Codex CLI
0186.2K372.3K558.5K744.7KKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9K1K10K100K1MKilo Code · 744.7KKilo Code · 164KKilo Code · 48.6KKilo Code · 16KKilo Code · 33.5KKilo Code · 14.4KKilo Code · 10.5KKilo Code · 26.4KKilo Code · 3.2KKilo Code · 1.9KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
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Freemium
Paid
Starting price
Free
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$20per month · free tier available
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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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GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Capabilities input → output
Input
CodeText
CodeDocuments
CodeText
CodeImagesText
Output
Code
Apps
Code
Code
Skill level
Advanced
Advanced
Advanced
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
4
5
4
2
Coding
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Developer tools
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Coding in VS Code
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Vs code
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Agent creation
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Agents
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LLM development
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Agent memory
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Code analysis
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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
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Reviews
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Prompts
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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.