Gemini vs Diffit vs ClassMind vs OpenAI Codex

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

Your tool
Gemini
vs
Competitor 1
Diffit
Competitor 2
ClassMind
Competitor 3
OpenAI Codex
Compare
4 tools · best value per row highlighted
Your tool Gemini
gemini.google.com
Google's most capable AI model
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Competitor Diffit
web.diffit.me
Diffit is an AI assistant for teachers that produces instructional materials matched to each student's level.
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Competitor ClassMind
classmind.app
ClassMind is an AI-powered smart educational tool specifically designed for educators to create, organize, and enhance learning materials. It offers a suite of features to streamline classroom prepara
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Competitor OpenAI Codex
openai.com
A dedicated coding agent that writes and runs code for you
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Traffic estimated monthly website traffic
Monthly visits
2.6Bvisits/mo
—
—
204.3Mvisits/mo
MoM change
▼ 2.6%
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▲ 11.7%
▲ 3.6%
6-month growth
+0.8%
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+84.2%
+0.3%
Global rank web
#17
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#13,515,168
#212
Avg. last 3 months
2.7B
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641
197.3M
Bounce rate lower is better
28%
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0%
58%
Pages / visit
4.1
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3.0
Visit duration
7m 01s
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2m 31s
Traffic sources
● Direct 94% · ● Referral 4%
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● Direct 81% · ● Referral 17%
GeminiDiffitClassMindOpenAI Codex
0725.8M1.5B2.2B2.9BGemini · 1.4BGemini · 1.7BGemini · 2.1BGemini · 2.1BGemini · 2.6BGemini · 2.8BGemini · 2.9BGemini · 2.9BGemini · 2.7BGemini · 2.6BClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KOpenAI 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 · 204.3M1001K10K100K1M10M100M1B10BGemini · 1.4BGemini · 1.7BGemini · 2.1BGemini · 2.1BGemini · 2.6BGemini · 2.8BGemini · 2.9BGemini · 2.9BGemini · 2.7BGemini · 2.6BClassMind · 551ClassMind · 938ClassMind · 1.9KClassMind · 1.2KClassMind · 909ClassMind · 1KOpenAI 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 · 204.3MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
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Free
Freemium
Starting price
$4.99per month · free tier available
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Free
$20per month · free tier available
Free tier
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Free trial
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API access
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Plans
Free FreeGoogle AI Plus $4.99/moGoogle AI Pro $19.99/moGoogle AI Ultra 5x $99.99/mo+1 more
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Capabilities input → output
Input
AudioTextImagesDocumentsCode
Web pagesTextDocuments
TextDocuments
CodeText
Output
VideoTextImagesCodeAudio
SlidesDocuments
TextSlidesDocuments
Code
Skill level
Beginner-friendly
Intermediate
Intermediate
Advanced
Categories
Chatbots & CompanionsDevelopment & CodeEducation & LearningImage Editing+27 more
Education & LearningAI Lesson Plan Generator
Education & LearningProductivity & OfficeAI Book SummarizerAI Lesson Plan Generator+2 more
Development & CodeAI Code ReviewAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
15
9
13
9
Lesson generation
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Lesson plans
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Coding
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Teaching support
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Presentations
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Summarizing
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Education
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Agents
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Book summaries
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Chatbots
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Curriculum integration
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Image generation
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Interactive quizzes
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Quiz generation
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Educational content
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Email writing
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GitHub automation
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GitHub pull requests
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Image to image
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Large language models
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Lessons
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PDF analysis
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Question generation
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Research
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Search engine
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Student progress reports
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Test generation
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Translations
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Video generation
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Video summaries
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Community on aitoolstime
Rating
★ 4.33 ratings
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 11
▲ 0
▲ 0
▲ 1
Saves
1
0
0
0
Reviews
3
0
0
0
Prompts
4
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.