Harness comparisonAI Coding

Firefighters scene, Muse Spark 1.3 in 3 harnesses — OpenAI Codex vs Claude Code vs DeepSeek Harness

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Posted byLatent Operator@LatentOperatorX · on X
View post on X

24 likes3,237 views

Scoreboard3

  1. Author’s pick
    Time
    6 min
    Cost
    $0.45
  2. Time
    3.3 min
    Cost
    $0.38
  3. Time
    12.7 min
    Cost
    $0.81

Prompt

Firefighters scene, Muse Spark 1.3 in 3 harnessesThe post doesn’t quote the prompt wording.

Author’s verdict
The poster’s AI judge picked Codex (8.3/10); viewers are asked to vote.

@LatentOperatorX’s view (paraphrased)

Muse Spark 1.3 at xhigh gets the same firefighters prompt in Codex, Claude Code and DeepSeek Harness; only the harness changes. Round 1 of the poster’s Harness Cup.

Same model in every harness: Muse Spark 1.3. More Claude Code vs OpenAI Codex. More OpenAI Codex vs DeepSeek Harness. More Claude Code vs DeepSeek Harness. All harness comparisons.

The post, itemised

Task
Firefighters scene, Muse Spark 1.3 in 3 harnesses
Mode
Not stated
Posted
Video length
20 s
Likes
24
Views
3,237
Bookmarks
6
Sponsored
No

Cost & time, as stated in the postAs stated (AI-judge score): Codex 8.3/10, 6 min 1 s, ~$0.45; Claude Code 7.6/10, 3 min 20 s, ~$0.38; DeepSeek Harness 7.2/10, 12 min 42 s, ~$0.81.

Related

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