What The Diff vs OpenCode vs Kimi Code vs Hal

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

Your tool
What The Diff
vs
Competitor 1
OpenCode
Competitor 2
Kimi Code
Competitor 3
Hal
Compare
4 tools · best value per row highlighted
Your tool What The Diff
whatthediff.ai
Understand PRs at a glance
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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.
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Competitor Kimi Code
kimi.com
Writing code means constantly jumping between your editor and browser tabs stuffed with documentation
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Competitor Hal
hal9.com
Hal9 is a powerful platform for quickly building and deploying fully customizable AI chatbots, powered by your data with complete privacy. In just under 5 minutes, you can create a tailored chatbot t
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Traffic estimated monthly website traffic
Monthly visits
2.8Kvisits/mo
—
60.1Mvisits/mo
3.4Kvisits/mo
MoM change
▲ 26.4%
—
▲ 52.2%
▼ 10.9%
6-month growth
+70.6%
—
+33.8%
+60.6%
Global rank web
#8,346,680
—
#852
#6,156,551
Avg. last 3 months
2.1K
—
48.3M
3.9K
Bounce rate lower is better
35%
—
37%
39%
Pages / visit
1.5
—
3.9
1.1
Visit duration
15s
—
7m 13s
—
Traffic sources
—
—
● Direct 89% · ● Referral 10%
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What The DiffOpenCodeKimi CodeHal
015M30.1M45.1M60.1MWhat The Diff · 1.7KWhat The Diff · 1.2KWhat The Diff · 2.6KWhat The Diff · 1.7KWhat The Diff · 1.6KWhat The Diff · 2KWhat The Diff · 893What The Diff · 1.2KWhat The Diff · 2.2KWhat The Diff · 2.8KKimi Code · 43.3MKimi Code · 38.2MKimi Code · 33.5MKimi Code · 44.9MKimi Code · 48.1MKimi Code · 43MKimi Code · 45.3MKimi Code · 39.5MKimi Code · 60.1MHal · 934Hal · 2.1KHal · 1.3KHal · 2.1KHal · 6.4KHal · 6.9KHal · 4.5KHal · 3.8KHal · 3.4K1001K10K100K1M10M100MWhat The Diff · 1.7KWhat The Diff · 1.2KWhat The Diff · 2.6KWhat The Diff · 1.7KWhat The Diff · 1.6KWhat The Diff · 2KWhat The Diff · 893What The Diff · 1.2KWhat The Diff · 2.2KWhat The Diff · 2.8KKimi Code · 43.3MKimi Code · 38.2MKimi Code · 33.5MKimi Code · 44.9MKimi Code · 48.1MKimi Code · 43MKimi Code · 45.3MKimi Code · 39.5MKimi Code · 60.1MHal · 934Hal · 2.1KHal · 1.3KHal · 2.1KHal · 6.4KHal · 6.9KHal · 4.5KHal · 3.8KHal · 3.4KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Freemium
Starting price
$19per month · free tier available
Free
$15per month · free tier available
$2,000per month
Free tier
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Free trial
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–
–
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API access
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–
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Plans
Free FreePro – 200k $19/mo
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Adagio FreePlus $15/moPro $31/moMax $79/mo+1 more
Startups $2,000/mo
Capabilities input → output
Input
Code
CodeText
CodeText
CodeText
Output
CodeText
Code
Code
Apps
Skill level
Intermediate
Advanced
Intermediate
Intermediate
Categories
Development & CodeAI Code ReviewAI Developer Tools
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Development & CodeAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
6
6
4
Coding
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Developer tools
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Changelogs
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Chatbot building
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Chatbots
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Code explanations
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Code reviews
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GitHub pull requests
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APIs
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Agents
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Code summaries
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Debugging
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Document chat
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Refactoring
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Developer assistance
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Development
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GitHub automation
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Local AI
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Self hosted
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Shell commands
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 1
▲ 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.