Codex CLI vs Ollama
A detailed comparison of Codex CLI and Ollama across 11 dimensions.
Codex CLI
OpenAI's open-source AI coding agent CLI
- Price
- BYOK (Bring Your Own Key)
- GitHub Stars
- 100K+
- Open Source
- true
- Models
- GPT-4o, GPT-4.1, o-series (via API)
- Max Context
- 128K tokens
- Multi-file Edit
- true
- Git Integration
- true
- MCP Support
- true
- Sub-agents
- false
- Platforms
- macOS, Linux
- Released
- 2025
npm install -g @openai/codexOllama
Local LLM runner — run models with one command
- Price
- Free (local)
- GitHub Stars
- 176K+
- Open Source
- true
- Models
- Llama, Mistral, Gemma, Qwen, 100+ models
- Max Context
- 依模型而定
- Multi-file Edit
- false
- Git Integration
- false
- MCP Support
- false
- Sub-agents
- false
- Platforms
- macOS, Linux, Windows
- Released
- 2023
curl -fsSL https://ollama.ai/install.sh | shFull Comparison
| Tool | Price | GitHub Stars | Open Source | Models | Max Context | Multi-file Edit | Git Integration | MCP Support | Sub-agents |
|---|---|---|---|---|---|---|---|---|---|
Codex CLI🔓 OpenAI's open-source AI coding agent CLI | BYOK (Bring Your Own Key) | 100K+ | ✓ | GPT-4o, GPT-4.1, o-series (via API) | 128K tokens | ✓ | ✓ | ✓ | — |
Ollama🔓 Local LLM runner — run models with one command | Free (local) | 176K+ | ✓ | Llama, Mistral, Gemma, Qwen, 100+ models | 依模型而定 | — | — | — | — |
Quick Install
Codex CLI
npm install -g @openai/codexOllama
curl -fsSL https://ollama.ai/install.sh | sh