Gemini CLI vs OpenCode vs Tendem vs Theia IDE

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

Your tool
Gemini CLI
vs
Competitor 1
OpenCode
Competitor 2
Tendem
Competitor 3
TITheia IDE
Compare
4 tools · best value per row highlighted
Your tool Gemini CLI
github.com
It can query and edit large codebases, generate new apps from PDFs, images, or sketches using multimodal input, and debug problems when you describe them in plain language.
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
Competitor Tendem
tendem.ai
You describe what you need done and an AI system breaks it down into a plan
Make main Remove
Competitor TITheia IDE
theia-ide.org
An open-source IDE that puts AI at the center while giving you complete control over how it works
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
—
—
56.2Kvisits/mo
35.3Kvisits/mo
MoM change
—
—
▼ 21.2%
▼ 8.1%
6-month growth
—
—
+19.7%
-40.2%
Global rank web
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#488,380
#929,571
Avg. last 3 months
—
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65.4K
41.1K
Bounce rate lower is better
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—
37%
41%
Pages / visit
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2.4
1.7
Visit duration
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15s
27s
Traffic sources
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● Direct 92% · ● Referral 4%
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Gemini CLIOpenCodeTendemTheia IDE
017.8K35.7K53.5K71.3KTendem · 18.2KTendem · 38.1KTendem · 42KTendem · 47KTendem · 44.8KTendem · 49KTendem · 68.7KTendem · 71.3KTendem · 56.2KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3K10K100KTendem · 18.2KTendem · 38.1KTendem · 42KTendem · 47KTendem · 44.8KTendem · 49KTendem · 68.7KTendem · 71.3KTendem · 56.2KTheia IDE · 54.7KTheia IDE · 58.4KTheia IDE · 59.1KTheia IDE · 49.4KTheia IDE · 47.5KTheia IDE · 49.5KTheia IDE · 38.4KTheia IDE · 35.3KDec '25Jan '26FebMarAprMayJunJulAug
Pricing
Model
Free
Free
Freemium
Free
Starting price
Free
Free
Free tier
Free
Free tier
Free trial
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API access
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Plans
Free (personal Google account) Free
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Free Credits $20
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Capabilities input → output
Input
CodeDocumentsImagesText
CodeText
DocumentsText
CodeText
Output
Code
Code
DataDocumentsSlides
Code
Skill level
Advanced
Advanced
Intermediate
Advanced
Categories
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Productivity & OfficeAI Agent
Development & CodeAI Coding AssistantAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
6
6
8
5
Coding
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Agents
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Developer tools
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Development
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Lead generation
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Market research
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Pitch decks
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Advertising creatives
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Agent creation
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Brand identity
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Code analysis
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Debugging
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Local AI
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Logo ideas
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Sales prospecting
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Self hosted
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Vs code
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
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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.