Codex: Codex مع DeepSeek

1. Visit platform.deepseek.com
2. Register / log in
3. Go to the API Keys page
4. Create a new API Key
5. Copy and save (shown only once)

# macOS/Linux
export OPENAI_API_KEY="sk-your-deepseek-key"
export OPENAI_BASE_URL="https://api.deepseek.com"

# Windows PowerShell
$env:OPENAI_API_KEY="sk-your-deepseek-key"
$env:OPENAI_BASE_URL="https://api.deepseek.com"

# Permanent (add to ~/.zshrc or ~/.bashrc)
echo 'export OPENAI_API_KEY="sk-your-deepseek-key"' >> ~/.zshrc
echo 'export OPENAI_BASE_URL="https://api.deepseek.com"' >> ~/.zshrc
source ~/.zshrc

# Launch with DeepSeek model
codex --model deepseek-coder

# Or use DeepSeek V3
codex --model deepseek-chat

# Alice wants to save costs, switches to DeepSeek
export OPENAI_API_KEY="sk-deepseek-xxx"
export OPENAI_BASE_URL="https://api.deepseek.com"

cd my-project
codex --model deepseek-coder

# Alice enters:
> "Add OAuth2 support to the auth module"

# DeepSeek Coder executes the task normally

npm install -g ccswitch

# Add DeepSeek config
ccswitch add deepseek \
  --api-key "sk-your-deepseek-key" \
  --base-url "https://api.deepseek.com" \
  --model "deepseek-coder"

# Add OpenAI config
ccswitch add openai \
  --api-key "sk-your-openai-key" \
  --base-url "https://api.openai.com/v1" \
  --model "gpt-5-codex"

# Switch to DeepSeek
ccswitch use deepseek

# Switch to OpenAI
ccswitch use openai

# View current config
ccswitch current

# Daily dev with DeepSeek (cost-saving)
ccswitch use deepseek
codex "Fix the CSS issue on the login page"

# Complex architecture tasks with OpenAI (more capable)
ccswitch use openai
codex "Design a microservice decomposition plan, generate architecture docs"

# Code review with DeepSeek Coder
ccswitch use deepseek
codex "Review the code quality of PR #15"

{
  "OPENAI_API_KEY": "sk-your-deepseek-key",
  "OPENAI_BASE_URL": "https://api.deepseek.com",
  "model": "deepseek-coder"
}

# Write config
mkdir -p ~/.codex
cat > ~/.codex/auth.json << 'EOF'
{
  "OPENAI_API_KEY": "sk-deepseek-xxx",
  "OPENAI_BASE_URL": "https://api.deepseek.com"
}
EOF