OpenAI Codex CLI vs ReadDocs vs Claude Code vs OpenCode

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

Your tool
OpenAI Codex CLI
vs
Competitor 1
ReadDocs
Competitor 2
Claude Code
Competitor 3
OpenCode
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.
Remove
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
Make main Remove
Competitor Claude Code
claude.com
Every plan tier hits usage limits
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
—
744visits/mo
123.5Mvisits/mo
—
MoM change
—
▲ 141.6%
▼ 6.8%
—
6-month growth
—
—
+106.6%
—
Global rank web
—
—
#434
—
Avg. last 3 months
—
384
125.2M
—
Bounce rate lower is better
—
39%
64%
—
Pages / visit
—
1.1
2.2
—
Visit duration
—
—
2m 36s
—
Traffic sources
—
—
● Direct 82% · ● Referral 15%
—
OpenAI Codex CLIReadDocsClaude CodeOpenCode
035M69.9M104.9M139.9MReadDocs · 101ReadDocs · 308ReadDocs · 744Claude 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 · 123.5M1001K10K100K1M10M100M1BReadDocs · 101ReadDocs · 308ReadDocs · 744Claude 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 · 123.5MNov '25DecJan '26FebMarAprMayJunJul
Pricing
Model
Paid
Freemium
Freemium
Free
Starting price
—
Free tier
$17per month · free tier available
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
Free FreePro £9.99/moBusiness £29/mo
Free FreePro $17/moMax 5x $100/moMax 20x Custom/mo+2 more
—
Capabilities input → output
Input
CodeImagesText
DocumentsImagesText
CodeText
CodeText
Output
Code
Text
Code
Code
Skill level
Advanced
Beginner-friendly
Intermediate
Advanced
Categories
Development & CodeAI Coding Assistant
Productivity & OfficeWriting & ContentAI PDFAI Summarizer
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Coding Assistant
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
10
6
3
Coding
–
Developer tools
–
–
Development
–
–
Document summaries
–
–
–
Document summarization
–
–
–
PDF summaries
–
–
–
Summarizing
–
–
–
Agents
–
–
–
Code analysis
–
–
–
Code reviews
–
–
–
Debugging
–
–
–
Interactive PDF processing
–
–
–
OCR
–
–
–
Official documents q a
–
–
–
PDF analysis
–
–
–
Summaries
–
–
–
Meeting summaries
–
–
–
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
2
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.