OpenAI Codex vs Aider vs Tabnine vs OpenCode

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

Your tool
OpenAI Codex
vs
Competitor 1
Aider
Competitor 2
Tabnine
Competitor 3
OpenCode
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
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Competitor Aider
aider.chat
AI pair programming in your terminal
Make main Remove
Competitor Tabnine
tabnine.com
AI coding with privacy built in
Make main 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
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
317.9Kvisits/mo
131.2Kvisits/mo
—
MoM change
▲ 3.6%
▼ 15.9%
▼ 22.7%
—
6-month growth
+0.3%
-12.7%
-53.5%
—
Global rank web
#212
#140,509
#283,229
—
Avg. last 3 months
197.3M
378.5K
164.1K
—
Bounce rate lower is better
58%
48%
46%
—
Pages / visit
3.0
2.0
1.7
—
Visit duration
2m 31s
55s
28s
—
Traffic sources
● Direct 81% · ● Referral 17%
● Direct 83% · ● Referral 16%
● Direct 82% · ● Referral 17%
—
OpenAI CodexAiderTabnineOpenCode
066.6M133.2M199.7M266.3MOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MAider · 293.8KAider · 277.7KAider · 314.6KAider · 289.1KAider · 364.1KAider · 402KAider · 478.7KAider · 439.5KAider · 378KAider · 317.9KTabnine · 359.1KTabnine · 311.6KTabnine · 301.4KTabnine · 275.9KTabnine · 281.9KTabnine · 248KTabnine · 241.5KTabnine · 191.4KTabnine · 169.7KTabnine · 131.2K100K1M10M100M1BOpenAI Codex · 266.3MOpenAI Codex · 225MOpenAI Codex · 210.1MOpenAI Codex · 191.2MOpenAI Codex · 203.7MOpenAI Codex · 195.7MOpenAI Codex · 203.1MOpenAI Codex · 190.4MOpenAI Codex · 197.2MOpenAI Codex · 204.3MAider · 293.8KAider · 277.7KAider · 314.6KAider · 289.1KAider · 364.1KAider · 402KAider · 478.7KAider · 439.5KAider · 378KAider · 317.9KTabnine · 359.1KTabnine · 311.6KTabnine · 301.4KTabnine · 275.9KTabnine · 281.9KTabnine · 248KTabnine · 241.5KTabnine · 191.4KTabnine · 169.7KTabnine · 131.2KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Free
Starting price
$20per month · free tier available
Free
$39per month
Free
Free tier
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Free trial
–
–
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API access
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–
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Plans
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Code Assistant $39/moAgentic Platform $59/mo
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Capabilities input → output
Input
CodeText
AudioCodeImagesTextWeb pages
CodeText
CodeText
Output
Code
Code
Code
Code
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
4
8
2
3
Coding
Development
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Code autocompletion
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–
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Code testing
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–
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Git commands
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–
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Terminal
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–
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Code documentation
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–
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Code reviews
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–
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Debugging
–
–
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Developer tools
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–
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Refactoring
–
–
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Terminal commands management
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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
▲ 1
▲ 0
▲ 2
▲ 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.