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Video by Iman Mostafavi (@imost) · originally posted on XView original post on X

DeepSeek Harness vs Pi

Flappy Bird on a local model

Iman Mostafavi@imost

Harness comparison0 likes207 views

DeepSeek V4.1 Flash, quantized (EXL3) and run locally on two Sparks, builds Flappy Bird from the same prompt in DeepSeek Harness and in Pi. The author says DeepSeek Harness works much better for this model.

Same model in every harness: DeepSeek V4.1 Flash. All harness comparisons.

Harnesses and models

HarnessModelEnvironmentNotes
DeepSeek HarnessDeepSeek V4.1 FlashDeepSeekLocal, EXL3 quant, 2x SparksLeft in the video
PiDeepSeek V4.1 FlashDeepSeekLocal, EXL3 quant, 2x SparksRight in the video. No audio or particle effects, per the author.

Details

KindSide-by-side (same post, same prompt)
TaskFlappy Bird on a local model
Author’s verdictDeepSeek Harness works much better for this model; Pi generated no audio or particle effects. — @imost’s view (paraphrased)
TopicFlappy Bird (2D/3D)
CategoryGames
ModeNot stated
Posted
Video length30 s
Likes / views0 / 207 · as of Oct 18, 2026
Bookmarks0
SponsoredNo
Original postx.com/imost/status/2099610861442904242

Related

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