feat: Add Codex CLI provider with OAuth authentication (#1273)

Co-authored-by: Ralph Khreish <35776126+Crunchyman-ralph@users.noreply.github.com>
This commit is contained in:
Ben Vargas
2025-10-05 14:04:45 -06:00
committed by GitHub
parent 86027f1ee4
commit b43b7ce201
28 changed files with 2496 additions and 78 deletions

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@@ -429,3 +429,153 @@ Azure OpenAI provides enterprise-grade OpenAI models through Microsoft's Azure c
- Verify the deployment name matches your configuration exactly (case-sensitive)
- Ensure the model deployment is in a "Succeeded" state in Azure OpenAI Studio
- Ensure youre not getting rate limited by `maxTokens` maintain appropriate Tokens per Minute Rate Limit (TPM) in your deployment.
### Codex CLI Provider
The Codex CLI provider integrates Task Master with OpenAI's Codex CLI, allowing you to use ChatGPT subscription models via OAuth authentication.
1. **Prerequisites**:
- Node.js >= 18
- Codex CLI >= 0.42.0 (>= 0.44.0 recommended)
- ChatGPT subscription: Plus, Pro, Business, Edu, or Enterprise (for OAuth access to GPT-5 models)
2. **Installation**:
```bash
npm install -g @openai/codex
```
3. **Authentication** (OAuth - Primary Method):
```bash
codex login
```
This will open a browser window for OAuth authentication with your ChatGPT account. Once authenticated, Task Master will automatically use these credentials.
4. **Optional API Key Method**:
While OAuth is the primary and recommended authentication method, you can optionally set an OpenAI API key:
```bash
# In .env file
OPENAI_API_KEY=sk-your-openai-api-key-here
```
**Note**: The API key will only be injected if explicitly provided. OAuth is always preferred.
5. **Configuration**:
```json
// In .taskmaster/config.json
{
"models": {
"main": {
"provider": "codex-cli",
"modelId": "gpt-5-codex",
"maxTokens": 128000,
"temperature": 0.2
},
"fallback": {
"provider": "codex-cli",
"modelId": "gpt-5",
"maxTokens": 128000,
"temperature": 0.2
}
},
"codexCli": {
"allowNpx": true,
"skipGitRepoCheck": true,
"approvalMode": "on-failure",
"sandboxMode": "workspace-write"
}
}
```
6. **Available Models**:
- `gpt-5` - Latest GPT-5 model (272K max input, 128K max output)
- `gpt-5-codex` - GPT-5 optimized for agentic software engineering (272K max input, 128K max output)
7. **Codex CLI Settings (`codexCli` section)**:
The `codexCli` section in your configuration file supports the following options:
- **`allowNpx`** (boolean, default: `false`): Allow fallback to `npx @openai/codex` if CLI not found on PATH
- **`skipGitRepoCheck`** (boolean, default: `false`): Skip git repository safety check (recommended for CI/non-repo usage)
- **`approvalMode`** (string): Control command execution approval
- `"untrusted"`: Require approval for all commands
- `"on-failure"`: Only require approval after a command fails (default)
- `"on-request"`: Approve only when explicitly requested
- `"never"`: Never require approval (not recommended)
- **`sandboxMode`** (string): Control filesystem access
- `"read-only"`: Read-only access
- `"workspace-write"`: Allow writes to workspace (default)
- `"danger-full-access"`: Full filesystem access (use with caution)
- **`codexPath`** (string, optional): Custom path to codex CLI executable
- **`cwd`** (string, optional): Working directory for Codex CLI execution
- **`fullAuto`** (boolean, optional): Fully automatic mode (equivalent to `--full-auto` flag)
- **`dangerouslyBypassApprovalsAndSandbox`** (boolean, optional): Bypass all safety checks (dangerous!)
- **`color`** (string, optional): Color handling - `"always"`, `"never"`, or `"auto"`
- **`outputLastMessageFile`** (string, optional): Write last agent message to specified file
- **`verbose`** (boolean, optional): Enable verbose logging
- **`env`** (object, optional): Additional environment variables for Codex CLI
8. **Command-Specific Settings** (optional):
You can override settings for specific Task Master commands:
```json
{
"codexCli": {
"allowNpx": true,
"approvalMode": "on-failure",
"commandSpecific": {
"parse-prd": {
"approvalMode": "never",
"verbose": true
},
"expand": {
"sandboxMode": "read-only"
}
}
}
}
```
9. **Codebase Features**:
The Codex CLI provider is codebase-capable, meaning it can analyze and interact with your project files. Codebase analysis features are automatically enabled when using `codex-cli` as your provider and `enableCodebaseAnalysis` is set to `true` in your global configuration (default).
10. **Setup Commands**:
```bash
# Set Codex CLI for main role
task-master models --set-main gpt-5-codex --codex-cli
# Set Codex CLI for fallback role
task-master models --set-fallback gpt-5 --codex-cli
# Verify configuration
task-master models
```
11. **Troubleshooting**:
**"codex: command not found" error:**
- Install Codex CLI globally: `npm install -g @openai/codex`
- Verify installation: `codex --version`
- Alternatively, enable `allowNpx: true` in your codexCli configuration
**"Not logged in" errors:**
- Run `codex login` to authenticate with your ChatGPT account
- Verify authentication status: `codex` (opens interactive CLI)
**"Old version" warnings:**
- Check version: `codex --version`
- Upgrade: `npm install -g @openai/codex@latest`
- Minimum version: 0.42.0, recommended: >= 0.44.0
**"Model not available" errors:**
- Only `gpt-5` and `gpt-5-codex` are available via OAuth subscription
- Verify your ChatGPT subscription is active
- For other OpenAI models, use the standard `openai` provider with an API key
**API key not being used:**
- API key is only injected when explicitly provided
- OAuth authentication is always preferred
- If you want to use an API key, ensure `OPENAI_API_KEY` is set in your `.env` file
12. **Important Notes**:
- OAuth subscription required for model access (no API key needed for basic operation)
- Limited to OAuth-available models only (`gpt-5` and `gpt-5-codex`)
- Pricing information is not available for OAuth models (shows as "Unknown" in cost calculations)
- See [Codex CLI Provider Documentation](./providers/codex-cli.md) for more details