Pi vs OpenAI Codex CLI vs Claude Code vs Kimi AI

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

Your tool
Pi
vs
Competitor 1
OpenAI Codex CLI
Competitor 2
Claude Code
Competitor 3
Kimi AI
Compare
4 tools · best value per row highlighted
Your tool Pi
pi.ai
An AI that's genuinely pleasant to talk with
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Competitor OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Make main Remove
Competitor Claude Code
claude.com
Every plan tier hits usage limits
Make main Remove
Competitor Kimi AI
kimi.com
This conversational AI platform runs on the K2
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
473.9Kvisits/mo
—
123.5Mvisits/mo
60.1Mvisits/mo
MoM change
▼ 9.4%
—
▼ 6.8%
▲ 52.2%
6-month growth
-16.4%
—
+106.6%
+33.8%
Global rank web
#87,743
—
#434
#852
Avg. last 3 months
512.8K
—
125.2M
48.3M
Bounce rate lower is better
33%
—
64%
37%
Pages / visit
3.7
—
2.2
3.9
Visit duration
1m 37s
—
2m 36s
7m 13s
Traffic sources
● Direct 87% · ● Referral 9%
—
● Direct 82% · ● Referral 15%
● Direct 89% · ● Referral 10%
PiOpenAI Codex CLIClaude CodeKimi AI
035M69.9M104.9M139.9MPi · 609.8KPi · 591.6KPi · 610.8KPi · 583.3KPi · 566.6KPi · 557.8KPi · 576.6KPi · 541.3KPi · 523.3KPi · 473.9KClaude Code · 19.2MClaude Code · 19.5MClaude Code · 35.8MClaude Code · 59.8MClaude Code · 139.9MClaude Code · 133.1MClaude Code · 119.5MClaude Code · 132.6MClaude Code · 123.5MKimi AI · 38.2MKimi AI · 33.5MKimi AI · 44.9MKimi AI · 48.1MKimi AI · 43MKimi AI · 45.3MKimi AI · 39.5MKimi AI · 60.1M100K1M10M100M1BPi · 609.8KPi · 591.6KPi · 610.8KPi · 583.3KPi · 566.6KPi · 557.8KPi · 576.6KPi · 541.3KPi · 523.3KPi · 473.9KClaude Code · 19.2MClaude Code · 19.5MClaude Code · 35.8MClaude Code · 59.8MClaude Code · 139.9MClaude Code · 133.1MClaude Code · 119.5MClaude Code · 132.6MClaude Code · 123.5MKimi AI · 38.2MKimi AI · 33.5MKimi AI · 44.9MKimi AI · 48.1MKimi AI · 43MKimi AI · 45.3MKimi AI · 39.5MKimi AI · 60.1MNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Paid
Freemium
Freemium
Starting price
Free
—
$17per month · free tier available
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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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GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
Free FreePro $17/moMax 5x $100/moMax 20x Custom/mo+2 more
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Capabilities input → output
Input
TextAudio
TextImagesCode
TextCode
TextImagesDocumentsCode
Output
AudioText
Code
Code
TextSlidesDocumentsCode
Skill level
Beginner-friendly
Advanced
Intermediate
Intermediate
Categories
Chatbots & CompanionsEducation & LearningHealthcare & WellnessAI Chatbot+2 more
Development & CodeAI Coding Assistant
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Chatbots & CompanionsDevelopment & CodeEducation & LearningProductivity & Office+17 more
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
7
4
9
11
Coding
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Agents
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Chatbots
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Terminal
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Chatting
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AI search
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Code analysis
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Code explanations
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Code reviews
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Companions
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Debugging
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Document chat
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Large language models
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Mental health
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Presentations
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Research
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Wellness
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Coaching
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Developer tools
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Development
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Presentation planning
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Refactoring
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Spreadsheets
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Summarizing
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Therapeutic chatbot
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 1
▲ 0
▲ 0
▲ 0
Saves
1
0
0
0
Reviews
0
0
0
0
Prompts
0
0
2
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.