OpenAI Codex CLI vs Code Wiki vs opcode vs Gemini CLI

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
Code Wiki
Competitor 2
opcode
Competitor 3
Gemini CLI
Compare
4 tools · best value per row highlighted
Your tool OpenAI Codex CLI
developers.openai.com
OpenAI Codex CLI brings the Codex coding agent to the terminal and to scripts.
Competitor Code Wiki
codewiki.google
Your codebase documents itself—that's the core promise here
Competitor opcode
opcode.sh
opcode is a free, open-source desktop application that gives Anthropic's command-line coding agent a graphical interface.
Competitor 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.
Traffic estimated monthly website traffic
Monthly visits
—
152.5Kvisits/mo
—
—
MoM change
—
▼ 17.8%
—
—
6-month growth
—
-70.8%
—
—
Global rank web
—
#251,881
—
—
Avg. last 3 months
—
225.3K
—
—
Bounce rate lower is better
—
41%
—
—
Pages / visit
—
3.0
—
—
Visit duration
—
55s
—
—
Traffic sources
—
● Direct 76% · ● Referral 24%
—
—
OpenAI Codex CLICode WikiopcodeGemini CLI
0206.5K413K619.5K826KCode Wiki · 485KCode Wiki · 826KCode Wiki · 542.2KCode Wiki · 522.7KCode Wiki · 400.3KCode Wiki · 227.3KCode Wiki · 338.1KCode Wiki · 185.4KCode Wiki · 152.5K100K1MCode Wiki · 485KCode Wiki · 826KCode Wiki · 542.2KCode Wiki · 522.7KCode Wiki · 400.3KCode Wiki · 227.3KCode Wiki · 338.1KCode Wiki · 185.4KCode Wiki · 152.5KNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Paid
Free
Free
Free
Starting price
—
Free
Free
Free
Free tier
–
Free trial
–
–
–
–
API access
–
–
–
–
Plans
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
—
Open source Free
Free (personal Google account) Free
Capabilities input → output
Input
CodeImagesText
Code
CodeText
CodeDocumentsImagesText
Output
Code
ImagesText
Code
Code
Skill level
Advanced
Intermediate
Advanced
Advanced
Categories
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
7
2
4
Coding
–
Code analysis
–
–
Developer tools
–
–
Code documentation
–
–
–
Codebase q a
–
–
–
Architecture
–
–
–
Code explanations
–
–
–
Code summaries
–
–
–
Development
–
–
–
GitHub pull requests
–
–
–
MCP
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
–
–
–
–

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.