OpenCode vs Vapi vs OpenAI Codex CLI

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

Your tool
OpenCode
vs
Competitor 1
Vapi
Competitor 2
OpenAI Codex CLI
Competitor 3
Compare
3 tools · best value per row highlighted
Your tool 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.
Competitor Vapi
vapi.ai
Vapi is a developer platform for building, testing and deploying voice AI agents that talk to customers on the phone.
Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Traffic estimated monthly website traffic
Monthly visits
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6-month growth
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Global rank web
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Avg. last 3 months
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Bounce rate lower is better
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Pages / visit
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Visit duration
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Traffic sources
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Pricing
Model
Free
Freemium
Paid
Starting price
Free
$29per month
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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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No Success Package FreeCore $29/moPro $999/moPremier Custom
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Capabilities input → output
Input
CodeText
AudioText
CodeImagesText
Output
Code
AppsAudio
Code
Skill level
Advanced
Advanced
Advanced
Categories
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
7
2
Coding
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Voice agents
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Call agents
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Call center automation
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Customer calls
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Customer support
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Developer assistance
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Call answering
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Calls
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Developer tools
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Community on aitoolstime
Rating
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.