OpenAI Codex vs Gemini Code Assist vs Tabnine vs Codespell

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

Your tool
OpenAI Codex
vs
Competitor 1
Gemini Code Assist
Competitor 2
Tabnine
Competitor 3
Codespell
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 Gemini Code Assist
codeassist.google
It provides a chat interface that is aware of the code in the open files, automatic completions as you type, and generation or transformation of whole functions and files on demand.
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Competitor Tabnine
tabnine.com
AI coding with privacy built in
Make main Remove
Competitor Codespell
codespell.ai
CodeSpell, recently rebranded as SoftSpell, operates as an IDE-integrated coding assistant that generates code and documentation through a combination of inline suggestions and chat-based interactions
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
204.3Mvisits/mo
—
131.2Kvisits/mo
—
MoM change
▲ 3.6%
—
▼ 22.7%
▼ 53.3%
6-month growth
+0.3%
—
-53.5%
—
Global rank web
#212
—
#283,229
#9,819,950
Avg. last 3 months
197.3M
—
164.1K
1.6K
Bounce rate lower is better
58%
—
46%
0%
Pages / visit
3.0
—
1.7
—
Visit duration
2m 31s
—
28s
—
Traffic sources
● Direct 81% · ● Referral 17%
—
● Direct 82% · ● Referral 17%
—
OpenAI CodexGemini Code AssistTabnineCodespell
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 · 204.3MTabnine · 359.1KTabnine · 311.6KTabnine · 301.4KTabnine · 275.9KTabnine · 281.9KTabnine · 248KTabnine · 241.5KTabnine · 191.4KTabnine · 169.7KTabnine · 131.2KCodespell · 4.6KCodespell · 3.9KCodespell · 3.2KCodespell · 1.5K1K10K100K1M10M100M1BOpenAI 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 · 204.3MTabnine · 359.1KTabnine · 311.6KTabnine · 301.4KTabnine · 275.9KTabnine · 281.9KTabnine · 248KTabnine · 241.5KTabnine · 191.4KTabnine · 169.7KTabnine · 131.2KCodespell · 4.6KCodespell · 3.9KCodespell · 3.2KCodespell · 1.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Free Trial
Starting price
$20per month · free tier available
$19per month · free tier available
$39per month
$12per month
Free tier
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Free trial
–
–
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API access
–
–
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Plans
—
Individuals FreeStandard $19/moEnterprise $45/mo
Code Assistant $39/moAgentic Platform $59/mo
Starter $12/moGrowth $20/moEnterprise Custom
Capabilities input → output
Input
CodeText
CodeText
CodeText
CodeText
Output
Code
Code
Code
CodeDocuments
Skill level
Advanced
Intermediate
Intermediate
Intermediate
Categories
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Code ReviewAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Coding AssistantAI Testing
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
4
3
2
9
Coding
Code autocompletion
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Code reviews
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Code documentation
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Development
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Modernization
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–
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Developer tools
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–
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Test automation
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Test cases
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Test creation
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Testing
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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.