Devin vs OpenAI Codex
Devin (Cognition) and OpenAI Codex (OpenAI) side by side on public data, as of Oct 10, 2026.
Which should you choose?
Choose Devin if
- steady service matters most: 2 incidents on its status page in 30 days against 5
Choose OpenAI Codex if
- you want to start free: it is open source (Apache-2.0), Devin does not
- you want code you can read, fork or self-host (Apache-2.0)
- you need to run local models
- you want to use your own model API key
- you want to switch between model providers (3 documented against 0)
- you want it inside your editor
Built from documented features, official prices, status pages and usage data on this page; it does not judge output quality.
Side-by-side numbers
| Metric | Devin | OpenAI Codex |
|---|---|---|
| Gid Score | 53 | 85 |
| Overall rank | #51 | #1 |
| Downloads, last 7 days | — | 21.4M |
| Downloads, 7-day change | — | down 18.4% |
| Downloads, 30-day change | — | up 35.2% |
| VS Code installs | — | 15.3M |
| Marketplace rating | — | 2.9 / 5 (737) |
| GitHub stars | — | 128K |
| Homebrew installs, 30 days | 864 | 115K |
| Hacker News mentions, 30 days | 62 | 1,707 |
| Latest stable release | — | 0.162.0 · 2d ago |
| Stable releases, 90 days | ||
| Terminal-Bench (best run) | 18.6% · v3.0 | 58.2% · v4.0 |
| Price | $20/mo | Free + $8/mo |
| License | Proprietary | Apache-2.0 |
| First released | March 2024 | April 2025 |
| Interfaces | Web, CLI, Desktop app, Slack, Microsoft Teams, Linear, Jira, GitHub, API/SDK | CLI, IDE extension, Desktop, Web, Mobile, SDK |
| Models | Frontier models from OpenAI, Anthropic, Google and SpaceXAI plus open-source models, and Cognition's own SWE-2. | OpenAI GPT models (GPT-6 family per current docs) via ChatGPT sign-in or an OpenAI API key |
Trends
Devin
Autonomous AI software engineer from Cognition that runs in cloud VMs, takes work from Slack, Teams, Linear, Jira or an API, and delivers pull requests. Devin Desktop and the Devin CLI act as local companions to the cloud agent.
Pricing: Devin Cloud access starts with Pro at $20/mo (the Free plan covers desktop agents only); Max $200/mo; Teams $80/mo plus $40/mo per full dev seat (up to 200 users); Enterprise custom; extra usage is purchased at API pricing.
OpenAI Codex
OpenAI's coding agent, offered as an open-source terminal CLI, an IDE extension, a desktop app and a cloud agent that works on repositories. Users sign in with a ChatGPT account or use an OpenAI API key.
Pricing: Included in ChatGPT plans: Free $0, Go $8/month, Plus $20/month, Pro from $100/month ($100, $200 or $500 tiers), Business $20/user/month billed annually ($25 monthly), Enterprise and Edu by contact. API-key use is billed at API rates (no cloud features).
Latest release 0.162.0:
- Add tools for creating and listing managed Git worktrees from trusted local projects when the worktrees feature is enabled.
- Pin tasks in the agent Command Center with p and keep them in a shared Pinned group when supported by the server.
- Navigate and copy transcript blocks with /copy, use Ctrl+Insert to copy selections, and tune mouse-wheel scrolling with tui.mousescrollspeed. (#50434, #50215,
- Make URLs clickable in approval headers, questions, MCP prompts, warnings, banners, and verification prompts, including when links wrap across lines. (#51439, #51449, #51450, #51451, #51452,
Devin vs OpenAI Codex: common questions
Is Devin or OpenAI Codex cheaper?
OpenAI Codex has the lower entry price: paid plans from $8 a month against $20 for Devin, from the official pricing pages. OpenAI Codex also has a free option.
Is Devin or OpenAI Codex open source?
OpenAI Codex is open source (Apache-2.0); Devin is proprietary.
Which is more popular, Devin or OpenAI Codex?
OpenAI Codex has a Gid Score of 85 against 53 for Devin. The score combines package downloads, editor installs, GitHub activity and attention, updated daily.
Do Devin and OpenAI Codex support local models?
OpenAI Codex documents support for local models; Devin's documentation does not.
Which has had fewer outages recently, Devin or OpenAI Codex?
In the last 30 days Devin's status page listed 2 incidents and OpenAI Codex's listed 5. Counts come from each official status page.