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ShipRanked

Coding Agents

Codex

Codex is OpenAI’s coding agent. The CLI runs locally, the IDE extension works in VS Code and compatible editors, and the same agent is in the ChatGPT desktop app and on the web. Codex Cloud runs tasks on OpenAI-managed computers. The CLI repository is Apache-2.0. There is no separate Codex subscription.

Open Codex

No affiliate link on file. This button goes to chatgpt.com. Tracking path, same destination: /go/codex.

In one paragraph

Codex is listed on ShipRanked. Public price: Included with ChatGPT plans. API-key use is usage-based.. No score has been published. Every job for this tool is still testing in progress.

Facts

Vendor
OpenAI
Interface
Terminal, IDE, desktop, and web
Source
The CLI is Apache-2.0. Hosted Codex is included with ChatGPT plans.
Price
Included with ChatGPT plans. API-key use is usage-based.
Models
OpenAI models. The pricing page lists GPT-6.1 Sol, GPT-6 Astra, GPT-6 Sol, GPT-6 Luna, GPT-5.6 Sol, GPT-5.6 Luna, and GPT-5.5. The default depends on the CLI or IDE version. Sign in with ChatGPT, or use an API key. Not a bring-any-provider tool.
Plan the test will use
ChatGPT Plus, the individual plan with expanded Codex usage. Pro at $100 is the cheapest named dollar tier on the pricing page.
Pricing checked
October 15, 2026

The Codex pricing page says Codex is included in ChatGPT Free, Go, Plus, Pro, Business, and Enterprise. Free and Go include limited Codex. The help center says Codex Cloud is not included with Free or Go. That pricing page names Pro plans at $100 and $200, a $100 Business plan, and a $20 Business plan, and says Plus and the $20 Business plan include limited GPT-6 Astra usage. API-key use is usage-based. Plus and Go monthly dollar prices were not in the page text checked on Oct 15, 2026. Local messages and cloud chats share the plan’s usage allowance.

Comparisons

Fact sheets only. A comparison page does not name a winner.

Scores

Fix a seeded bug in a repository

Testing in progress. No runs have been published for Codex on this job. Score history appears here after the first published run.