fx vs Kilo Code vs Aider
Side by side, from each listing’s own data. A row where every column says the same is shown once, dimmed.
 fxby VercelRemove fx from this comparison |  Kilo Codeby Kilo OrgRemove Kilo Code from this comparison |  Aiderby Aider AIRemove Aider from this comparison | |
|---|---|---|---|
| Sets it apart |
|
| — |
| What it is | Embeds a tiny native coding agent written in Zig into larger systems, installable with one command. Open source and designed as a harness other tools can build on. | Writes, edits, and debugs code from natural language in VS Code, JetBrains, or the terminal, switching among 500+ models mid-task and running unattended in CI with --auto. | AI pair programmer for your terminal — edit code across your entire codebase with Claude, GPT, or DeepSeek. 44k GitHub stars, 5M+ PyPI downloads. |
| Provider | Vercel | Kilo Org | Aider AI |
| Official vendor | Vercel | Kilo Code | Not an official listing |
| Verified | YesSame for all | ||
| Access | CLISame for all | ||
| Auth | API KeySame for all | ||
| CLI install | Install scriptcurl -fsSL https://fx.sh/setup.sh | bash | npmnpm install -g @kilocode/cli | In its docs |
| Skills | Embedded Agent, Native Harness, Code Editing | Multi File Code Generation, Built In Agent Modes, Inline Autocomplete, MCP Server Marketplace, Autonomous CI Runs | Multi-File Editing, Architect Mode, Repo Map |
| Streaming | YesSame for all | ||
| Push notifications | NoSame for all | ||
| Categories | Code & DevTools, Orchestration | Code & DevTools | Code & DevTools |
| Tags | coding-agent, zig, embeddable, agent-harness, vercel, single-binary | vscode-extension, jetbrains-plugin, mcp-client, model-switching, inline-autocomplete, terminal-control, code-review, open-source | ai-coding, pair-programming, terminal-coding, multi-model, git-integration, codebase-editing, cli-coding |
| Listed since | Sep 2, 2026 | Aug 1, 2026 | May 13, 2026 |
| Use it now | |||
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