GitHub Copilot vs ReadDocs vs OpenAI Codex CLI vs OpenCode

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

Your tool
GitHub Copilot
vs
Competitor 1
ReadDocs
Competitor 2
OpenAI Codex CLI
Competitor 3
OpenCode
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
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Competitor ReadDocs
readdocs.co.uk
Upload a PDF contract and ReadDocs spits out a one-minute summary, bullet points, and answers to specific questions you ask
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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 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
Traffic estimated monthly website traffic
Monthly visits
637.9Mvisits/mo
744visits/mo
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MoM change
▲ 3.7%
▲ 141.6%
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6-month growth
+19.3%
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Global rank web
#49
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Avg. last 3 months
629.7M
384
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Bounce rate lower is better
36%
39%
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Pages / visit
5.9
1.1
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Visit duration
6m 26s
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Traffic sources
● Direct 83% · ● Referral 15%
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GitHub CopilotReadDocsOpenAI Codex CLIOpenCode
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MReadDocs · 101ReadDocs · 308ReadDocs · 7441001K10K100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MReadDocs · 101ReadDocs · 308ReadDocs · 744Nov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Freemium
Freemium
Paid
Free
Starting price
$4per month · free tier available
Free tier
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Free
Free tier
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Free trial
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API access
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Plans
Free FreeTeam $4/moEnterprise $21/mo
Free FreePro £9.99/moBusiness £29/mo
GPT-6-Astra $10GPT-6.1-Sol $2GPT-6-Luna $0.10GPT-Live-1 $0.05/minute+1 more
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Capabilities input → output
Input
CodeText
DocumentsImagesText
CodeImagesText
CodeText
Output
Code
Text
Code
Code
Skill level
Intermediate
Beginner-friendly
Advanced
Advanced
Categories
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
Development & CodeAI Coding Assistant
Development & CodeAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
9
13
4
6
Coding
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Agents
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Developer tools
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Terminal
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Code autocompletion
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Document chat
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Document q a
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Document summaries
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Document summarization
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PDF summaries
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Summarizing
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Code reviews
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Coding in VS Code
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Interactive PDF processing
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OCR
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Official documents q a
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PDF analysis
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Summaries
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Vs code
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Agent management
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Debugging
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Development
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Local AI
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Meeting summaries
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Self hosted
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YouTube summaries
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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
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0
Reviews
0
0
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0
Prompts
2
0
0
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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.