Ante vs. zerostack

Feature	Ante	zerostack

Tagline	Self-contained Rust agent harness with native offline inference	Minimal Rust coding agent optimized for memory footprint
Website	https://ante.run/	https://gi-dellav.github.io/zerostack/
Language	rust	rust
Release Date	December 23, 2025	May 12, 2026
Last Updated	September 4, 2026	September 4, 2026
Provider Type	Independent	Independent
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	basic	deep
Multi-File Editing	Yes	Yes
Auto Test Running	No	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	No
IDE Integration	None shipped; `ante serve` exposes a JSONL protocol for editor plugins	Zed (via ACP), Neovim (via CodeCompanion.nvim + ACP)
Hooks / Extensions	No	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	Model-dependent	Model-dependent; auto-compaction
Terminal Bench 2.0	#24 · 69.4% ±2.1 ¹
Supported Models	17 built-in presets: Anthropic, OpenAI, Google Gemini and Vertex, xAI Grok, DeepSeek, OpenRouter, Zai, Ali Coding Plan, Antix, plus any OpenAI-compatible endpoint via ~/.ante/catalog.json and any local GGUF model through the bundled llama.cpp	OpenRouter (default), OpenAI, Anthropic, Gemini, Ollama, plus unlimited custom OpenAI-compatible endpoints (vLLM, LiteLLM, enterprise gateways)
Supported Subscriptions	Claude Code ChatGPT	—
Pricing Model	Free, BYOK	Free, BYOK
Free Tier	Yes	Yes
Price Range	Free (alpha preview)	Free (BYOK)
Source Code Availability	Proprietary Software	Open Source (GPL-3.0)
Source Code	https://github.com/AntigmaLabs/ante	https://github.com/gi-dellav/zerostack
Development State	active	active