Full AI Chat and Image Generation on a 1990 Tandy 286: 9s Draw Times, Open Source

jacobpederson · reddit · 2026-10-01

A developer got full AI chat and image generation running on a 1990 Tandy 1000 TL/3 (286) via the open-source DeskMind (GPLv3). The DOS program talks WiFi (PicoMEM 2 + mTCP) to a Python server driving Qwen3.8-27B on a 5090 and Krea 2 on a 4090. The 286 only sees plain text and raw video-memory-ready pixels — no JSON, base64 or PNG. Qwen wraps draw requests in <draw> tags caught mid-stream; Krea 2 renders and dithers in 9s. Streaming cleanup strips reasoning and Markdown, converts to CP437, and merges tokens into 48-char lines. Includes a Dither Lab GUI and per-task reasoning budgets.

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