GitHub Copilot CLI vs OpenCode vs Voiceflow vs OpenAI Codex CLI

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

Your tool
GitHub Copilot CLI
vs
Competitor 1
OpenCode
Competitor 2
Voiceflow
Competitor 3
OpenAI Codex CLI
Compare
4 tools · best value per row highlighted
Your tool 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.
Remove
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.
Make main Remove
Competitor Voiceflow
voiceflow.com
Design conversations visually
Make main Remove
Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
385Kvisits/mo
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MoM change
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▼ 5.8%
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6-month growth
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-35.3%
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Global rank web
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#93,201
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Avg. last 3 months
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407.5K
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Bounce rate lower is better
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38%
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Pages / visit
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5.2
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Visit duration
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3m 07s
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Traffic sources
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● Direct 75% · ● Referral 24%
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GitHub Copilot CLIOpenCodeVoiceflowOpenAI Codex CLI
0150K300K450.1K600.1KVoiceflow · 600.1KVoiceflow · 574.1KVoiceflow · 561.6KVoiceflow · 513.7KVoiceflow · 594.8KVoiceflow · 462.6KVoiceflow · 454KVoiceflow · 429.1KVoiceflow · 408.5KVoiceflow · 385K100K1MVoiceflow · 600.1KVoiceflow · 574.1KVoiceflow · 561.6KVoiceflow · 513.7KVoiceflow · 594.8KVoiceflow · 462.6KVoiceflow · 454KVoiceflow · 429.1KVoiceflow · 408.5KVoiceflow · 385KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Free
Freemium
Paid
Starting price
Free
Free
Free tier
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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
CodeText
DocumentsText
CodeImagesText
Output
Code
Code
Apps
Code
Skill level
Intermediate
Advanced
Intermediate
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
Business & MarketingChatbots & CompanionsProductivity & OfficeAI Agent+3 more
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
5
6
13
4
Agents
Coding
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Developer tools
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Customer support
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Customer support chatbot
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Voice agents
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Agent creation
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Call agents
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Call center automation
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Calls
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Chatbot building
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Chatbots
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GitHub pull requests
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Call answering
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Development
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GitHub management
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Local AI
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No-code
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Self hosted
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Terminal
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Website to chatbot
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 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.