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StreamDuo: A Live Commentator and a Research Agent for Unseen Games

Streaming video LLMs can now commentate live gameplay, but they are trained and tested on the same games. We study cross-game streaming commentary, in which a model trained on one game commentates gam

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#8Peak rank
3Days on list
268Score · 7d
Nov 4, 2026First seen
Rank · 7 days

About this paper

StreamDuo pairs a trainable commentator with a frozen research agent that retrieves game wiki entries to improve cross-game streaming commentary without training on target games.

Streaming video LLMs can now commentate live gameplay, but they are trained and tested on the same games. We study cross-game streaming commentary, in which a model trained on one game commentates games it has never seen, and find that current commentators transfer their timing but not their knowledge of the game world. We propose StreamDuo, which pairs a trainable commentator with a frozen research agent that reads the wiki of the game being played. When the commentator sees something it cannot name, it sends the current frames, and the research agent returns a few wiki entries two seconds later while the stream continues. We train only the commentator, on a single game, in two stages.…

cross-game streaming commentaryStreamDuofrozen research agentwiki retrievalinformation-gain labelson-policy self-distillationentity recallsource-game leakage
Upvotes
5
Authors
8
Published
Oct 31, 2026

Summary and abstract excerpt via Hugging Face Papers ↗ · arXiv.

Trending history

StreamDuo: A Live Commentator and a Research Agent for Unseen Games was first seen on Hugging Face · Daily papers on Nov 4, 2026. Since then it has appeared in 15 checks on 3 different days. Its best position was #8 of 30, reached on Nov 6, 03:28 UTC. It dropped off the list after Nov 6, 07:28 UTC.

Rank history

Position on Hugging Face · Daily papers at every check (lower is better).

#1#11#20#30 09:2820:5808:2819:5807:28 Nov 4, 09:28 UTC · #30Nov 5, 05:28 UTC · #17Nov 5, 07:28 UTC · #13Nov 5, 09:28 UTC · #12Nov 5, 11:28 UTC · #12Nov 5, 13:28 UTC · #10Nov 5, 15:28 UTC · #10Nov 5, 17:28 UTC · #10Nov 5, 19:28 UTC · #10Nov 5, 21:28 UTC · #10Nov 5, 23:28 UTC · #10Nov 6, 01:28 UTC · #9Nov 6, 03:28 UTC · #8Nov 6, 05:28 UTC · #9Nov 6, 07:28 UTC · #10

Last 14 days

Best rank per day (UTC).

Oct 26today

Metric history

Platform metric as reported by Hugging Face.

081523 09:2820:5808:2819:5807:28 Nov 4, 09:28 UTC · 5Nov 5, 05:28 UTC · 10Nov 5, 07:28 UTC · 14Nov 5, 09:28 UTC · 18Nov 5, 11:28 UTC · 19Nov 5, 13:28 UTC · 20Nov 5, 15:28 UTC · 20Nov 5, 17:28 UTC · 21Nov 5, 19:28 UTC · 21Nov 5, 21:28 UTC · 21Nov 5, 23:28 UTC · 21Nov 6, 01:28 UTC · 22Nov 6, 03:28 UTC · 23Nov 6, 05:28 UTC · 23Nov 6, 07:28 UTC · 22

Questions

Is StreamDuo: A Live Commentator and a Research Agent for Unseen Games trending on HF Daily Papers right now?

Not at the moment. It was last on the list on Nov 6, 07:28 UTC, after 3 days of trending.

What is the highest rank StreamDuo: A Live Commentator and a Research Agent for Unseen Games reached?

#8 on Hugging Face · Daily papers, on Nov 6, 03:28 UTC. Trendoday checks this list every 120 minutes.

How long has StreamDuo: A Live Commentator and a Research Agent for Unseen Games been trending?

It was first seen on Nov 4, 2026 and has been on the list on 3 days (15 checks) since.