Tech riderRev. 20 Sept 2026
OpenAI Codex
- 1Runs onWeb, Windows, Mac, Linux
- 2CostsNot stated by the maker
- 3Agent modeYes
2 lines stated Written from the maker's own pages: openai.com
Overview
OpenAI Codex is ranked #16 of 103 in AI coding assistants on Specifiction, made by OpenAI Codex. It runs on Web, Windows, macOS, Linux. There is no free plan.
OpenAI Codex plans and pricing
All plansBusiness Standard Not published 2–200 employees · Unlimited subject to abuse guardrails openai.com · 20 Sept 2026
Business Premium Not published 2–200 employees · Unlimited subject to abuse guardrails openai.com · 20 Sept 2026
Enterprise Not published Enterprise-grade security and controls · 24/7 priority support · Custom legal terms and SLAs openai.com · 20 Sept 2026
Compared on AI coding assistants
- Free plan
- Noopenai.com
- Agent mode
- Yesopenai.com
Facts
- Chat assistance
- Yesopenai.com · 20 Sept 2026
- Coding agent
- Yesopenai.com · 20 Sept 2026
- Supported IDEs
- Visual Studio Code; Cursor; Windsurf; Visual Studio Code Insiders; Xcode; JetBrains IDEsopenai.com · 20 Sept 2026
- Codebase indexing
- Yesopenai.com · 20 Sept 2026
- Terminal access
- Yesopenai.com · 20 Sept 2026
Company
- Founded
- 2015openai.com · 28 Sept 2026
Best OpenAI Codex alternatives
See all 12 All accessCh 01 GitHub Copilot Free planFree trialAndroid from $10/mo9.8 All accessCh 02 Kilo Code Free planFree trialAndroid from $15/mo9.4 All accessCh 03 Claude Code Free planWebWindows from $17/mo9.0 All accessCh 04 JetBrains Junie Free planFree trialBrowser from $8.33/mo9.0 All accessCh 05 Devin Free planAPILinux from $20/mo8.9 All accessCh 06 Amp Free planAPIiOS Free to start8.7
Where it ranks on Specifiction
- Best AI Coding Assistants in 2026#16 of 103
- Best AI Code Generators in 2026#32 of 54
Is OpenAI Codex yours?
Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.
Sources
- openai.com/codex/· checked 20 Sept 2026
- openai.com/business/pricing/· checked 20 Sept 2026