Othermoderated

Meta: Muse Spark 1.3

meta/muse-spark-1.3

canonical: meta/muse-spark-1.3-20260902

Audio inside a video clip

Cannot hear clip audioprobed 2026-10-22

Probed: missed a spoken codeword inside the clip. Any comment it makes on sound is invented.

What it answered

SHAPE: yellow square
AUDIO: NONE

Descriptionfrom OpenRouter

Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It is designed to keep track of information across extended tasks, work through...

Context length

1,048,576 tok

Max completion

943,718 tok

Knowledge cutoff

—

Expires

—

Added to OpenRouter

9/2/2026

Cache last refreshed

11/12/2026

Primary modality

text+image+file+video->text

Source

OpenRouter

Input modalities

textimagevideofile

Output modalities

text

Pricing

Field	Per token (USD)	Per million
prompt	0.00000125	$1.25
completion	0.00000425	$4.25
web_search	0.0025	$2500
input_cache_read	0.00000015	$0.150

Supported parameters(13)

include_reasoningmax_tokensreasoningreasoning_effortrepetition_penaltyresponse_formatseedstructured_outputstemperaturetool_choicetoolstop_ktop_p

OpenRouter page

Videos

19:42

Meta Muse Spark 1.3 Review: A Huge Leap Forward

Sep 2, 2026 · YouTube

Rounds

23 answersin this database. A round opens every model's answer to the same prompt.

Nov 3, 2026CodingSpinning cat memein a video round answer
Nov 3, 2026CodingPage two, againin a video round answer
Nov 3, 2026CodingLast one standingin a video round answer
Nov 3, 2026CodingThe spec that can't be builtin a video round answer
Nov 3, 2026CodingDropped Garden Hose Whipin a video round answer
Nov 3, 2026CodingTablecloth Yank Trickin a video round answer
Nov 3, 2026CodingStadium Exit Gate Bottleneckin a video round answer
Nov 3, 2026CodingNeon Unicorn Frappuccinoin a video round answer
Nov 3, 2026CodingDrop the slinkyin a video round answer
Nov 3, 2026CodingBird Breakdance Animationin a video round answer
Nov 3, 2026CodingEscalator Reversal Disasterin a video round answer
Nov 3, 2026CodingUmbrella In High Windin a video round answer
Nov 3, 2026Model FingerprintsPick Ten Random Thingsin a video round answer
Nov 3, 2026Model FingerprintsName Ten Story Charactersin a video round answer
Nov 3, 2026Model FingerprintsTen Canvas Animation Ideasin a video round answer
Sep 2, 2026Psychology & Business AcumenThe email you don't want to sendin a video round answer
Sep 2, 2026CodingThe Cybertruck rallyin a video round answer
Sep 2, 2026Vision & PerceptionStream audit — social media consultantin a video round answer
Sep 2, 2026Speed & AccuracyTrade show support repliesin a video round answer
Sep 2, 2026KnowledgeName 100 Womenin a video round answer
Sep 2, 2026CodingTwo kilobytesin a video round answer
Sep 2, 2026CodingA hundred thousand of themin a video round answer
Sep 2, 2026CodingThe same soldierin a video round answer