Open Interpreter vs. Plandex

Feature	Open Interpreter	Plandex

Tagline	Open-source coding agent built for low-cost and open-weight models	Open source AI coding agent for large projects and real world tasks
Website	https://www.openinterpreter.com	https://github.com/plandex-ai/plandex
Language	rust	go
Release Date	July 14, 2023	March 14, 2024
Last Updated	September 4, 2026	August 19, 2026
Provider Type	Independent	Independent
MCP Support	Yes	No
Multi-Agent Support	Yes	No
Git Integration	basic	deep
Multi-File Editing	Yes	No
Auto Test Running	No	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	No
Voice Mode	No	No
IDE Integration	Zed (via ACP)	None - Terminal only
Hooks / Extensions	Yes	No
Web Search	Yes	No
Local Model Support	Yes	Yes
Context Window	Model-dependent	2M tokens effective
Supported Models	100+ providers: Kimi K2/K3, OpenAI, Anthropic, DeepSeek, Qwen, GLM, Bedrock, Copilot, OpenRouter, Groq, MiniMax, Ollama, LM Studio	Any OpenAI-compatible models and 400+ models from OpenRouter.
Supported Subscriptions	ChatGPT	—
Pricing Model	Free, BYOK	Free
Free Tier	Yes	Yes
Price Range	Free (BYOK)	Free (self-hosted)
Source Code Availability	Open Source (Apache-2.0)	Open Source (MIT)
Source Code	https://github.com/openinterpreter/openinterpreter	https://github.com/plandex-ai/plandex
Development State	active	inactive