DeepSeek Reasoner Aider Config

Configuration file for Aider that uses DeepSeek Reasoner for main chat, DeepSeek Chat for weaker tasks (commit messages, summaries), and nvim as the editor.

What This Does

This configuration sets up Aider with:

Instructions

1. **Create the configuration file** in one of these locations:

- `~/.aider.conf.yml` (home directory, applies globally)

- `.aider.conf.yml` (git repo root, applies to that project)

2. **Copy this configuration**:

```yaml

Main model for coding

model: deepseek/deepseek-reasoner

deepseek: true

Weaker models for auxiliary tasks

weak-model: deepseek/deepseek-chat

editor-model: deepseek/deepseek-chat

Editor preference

editor: nvim

Git settings

auto-commits: true

dirty-commits: true

attribute-author: true

attribute-committer: true

Linting

auto-lint: true

Shell command suggestions

suggest-shell-commands: true

URL detection

detect-urls: true

```

3. **Set your DeepSeek API key** in `~/.secret` or environment variable:

```bash

export DEEPSEEK_API_KEY=your-key-here

```

4. **Launch Aider** from your project directory:

```bash

aider

```

Configuration Breakdown

| Setting | Value | Purpose |

|---------|-------|---------|

| `model` | `deepseek/deepseek-reasoner` | Primary model for complex coding tasks |

| `weak-model` | `deepseek/deepseek-chat` | Faster model for commit messages and summaries |

| `editor-model` | `deepseek/deepseek-chat` | Model for editor-based tasks |

| `editor` | `nvim` | Editor for `/editor` command |

| `auto-commits` | `true` | Automatically commit LLM changes |

| `attribute-author` | `true` | Attribute aider in git author name |

| `auto-lint` | `true` | Run linting after changes |

Optional Customizations

**Disable auto-commits:**

```yaml

auto-commits: false

```

**Add custom lint commands:**

```yaml

lint-cmd:

- "python: flake8 --select=E,W"

- "javascript: eslint"

```

**Enable auto-testing:**

```yaml

auto-test: true

test-cmd: pytest

```

**Dark mode colors:**

```yaml

dark-mode: true

```

**Cache prompts (Anthropic-style caching):**

```yaml

cache-prompts: true

cache-keepalive-pings: 3

```

Important Notes

Source

Based on configuration from Linxi Chen's dotfiles (linxichen/dotfiles)