Codebuff vs OpenAI Codex CLI

In short

• Both: Command line
• Only Codebuff states: Chat about your code, Agent that edits files, Knows the whole codebase, Runs commands, Reviews pull requests, Choice of models, API, Official SDKs, Builds agents and workflows
• Only OpenAI Codex CLI states: VS Code

Codebuff

Codebuff is an open-source terminal coding agent that analyzes repositories, edits files, runs commands, and reviews code.

Plans

Strong — 1× usage

• $ 100 /mo

• Access the strongest coding agent
• Use all modes with higher usage limits
• 1× usage

Strong — 2.5× usage

• $ 200 /mo

• Access the strongest coding agent
• Use all modes with higher usage limits
• 2.5× usage

Strong — 7× usage

• $ 500 /mo

• Access the strongest coding agent
• Use all modes with higher usage limits
• 7× usage

Pay as you go

• 1¢ /credit

• No subscription required
• Credits are consumed based on task complexity
• Buy only the credits you need

Prices checked 2026-09-25 on the maker’s page.

Capabilities

• Chat about your code — “It can also run CLI commands, adjust build configs, review code, and answer questions about your repo.” source
• Agent that edits files — “Surgical Code Edits Makes pinpoint changes while respecting your codebase's existing structure and style” source
• Knows the whole codebase — “Codebuff deeply understands your entire codebase structure, dependencies, and patterns to generate code that other AI tools can't match.” source
• Runs commands — “It can also run CLI commands, adjust build configs, review code, and answer questions about your repo.” source
• Reviews pull requests — “It can also run CLI commands, adjust build configs, review code, and answer questions about your repo.” source
• Command line — “npm install -g codebuff” source
• Choice of models — “It's like the Claude Code SDK, but with more power: you can choose your model, customize prompts, and seamlessly mix in programmatic code to steer your agent.” source
• API — “All you need is a Codebuff API Key to get started ( click here to get one in 10 seconds ). Then simply call run() on the SDK client:” source
• Official SDKs — “We are launching the open source Codebuff Agent SDK , so you too can delete your spaghetti code and make agents that compete with the best!” source
• Builds agents and workflows — “Using our npm package , you can define agents, use any model on OpenRouter, and run them programmatically.” source

OpenAI Codex CLI

OpenAI's open-source coding agent runs in your terminal to inspect, modify, test, and review code locally.

Plans

Free

Free

• Unlimited public/private repositories
• Dependabot security and version updates
• 2,000 CI/CD minutes/month
• 500MB of Packages storage
• Issues & Projects
• Community support

Team

• $4 USD per user/month

• Access to GitHub Codespaces
• Repository rules
• Multiple reviewers in pull requests
• Draft pull requests
• Code owners
• 3,000 CI/CD minutes/month

Enterprise

• Starting at $21 USD per user/month

• Data residency
• Enterprise Managed Users
• User provisioning through SCIM
• Enterprise Account to centrally manage multiple organizations
• Environment protection rules
• Repository rules

Prices checked 2026-09-25 on the maker’s page.

Capabilities

• VS Code — “If you want Codex in your code editor (VS Code, Cursor, Windsurf), install in your IDE.” source
• Command line — “Codex CLI is a coding agent from OpenAI that runs locally on your computer.” source

Latest updates

• 2026-09-25 0.157.0 (0.157.0)

  Added GPT-6 Sol and Luna with Bedrock support, migration prompts, fullscreen transcripts, selection, fork and import features, and background-server startup.