OpenAI Codex CLI vs Rivet vs GitHub Copilot CLI vs Amp

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
Rivet
Competitor 2
GitHub Copilot CLI
Competitor 3
Amp
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
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Competitor Rivet
rivet.ironcladapp.com
Rivet is an open-source visual programming environment for building AI agents with large language models.
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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.
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Competitor Amp
ampcode.com
Amp is a coding agent and development environment for engineers who want agents running independently.
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Traffic estimated monthly website traffic
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Pricing
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Paid
Free
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Freemium
Starting price
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Free
Free
$20per month · free tier available
Free tier
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API access
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Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
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Hobby FreeIndividual (Megawatt) $20/moGigawatt CustomTeams Custom+1 more
Capabilities input → output
Input
CodeImagesText
Text
CodeText
CodeTextVideo
Output
Code
Apps
Code
Code
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Developer Tools+1 more
Development & CodeProductivity & OfficeAI AgentAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
2
5
4
2
Developer tools
Coding
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Agents
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Agent creation
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LLM development
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No-code
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GitHub management
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Community on aitoolstime
Rating
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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.