GPT-5.3-Codex

AI-powered long-term memory for your entire workstream. Automatically captures context from code, docs, and chats as you work, then surfaces relevant memories when you need them. Runs locally with on-device AI for privacy.

Xiaomi's ultra-fast open-source LLM with 309B total parameters (15B active). Features Mixture-of-Experts architecture, Hybrid Sliding Window Attention, and Multi-Token Prediction. Supports 256K context window and achieves 150+ tokens per second inference speed. Excellent for reasoning, coding, and agentic workflows.

Arcee AI's 400 billion-parameter sparse Mixture of Experts model launched January 2026. Uses 256 experts with 4 active per token for 2-3x faster inference. Native 512K context window, excels in creative writing, reasoning, coding, and multi-turn agent workflows with structured outputs.

Low-code AI builder for agentic and RAG applications. Build and deploy AI agents and MCP servers with a visual drag-and-drop interface, supporting all major LLMs, vector databases and a growing library of AI tools.

Qwen Code is an open-source AI coding agent CLI built by Alibaba's Qwen team, optimized to work with Qwen3-Coder models. Running directly in your terminal, it supports autonomous coding, file editing, and multi-step task execution across large codebases. As of February 2026, it includes Qwen3.5-Plus integration via OAuth for seamless access.

Cognition AIs autonomous AI software engineer released February 24, 2026. The major update features multi-agent operation capability where AI agents dispatch tasks to other agents, plus self-assessed confidence evaluation that asks for clarification when unsure.