Muse Spark 1.2 benchmarks

Muse Spark 1.2 is a proprietary model from Meta, released 5 Aug 2026. It ranks 9th of 51 on our overall leaderboard and 19th of 50 for value. At A$2.81 per million tokens (blended), it costs about 1.3× cheaper than the median model we track. None of the major cloud platforms offer it in an Australian region yet.

#9 OF 51 OVERALLA$2.81 / 1M TOKENS1M CONTEXTUPDATED 23 SEP 2026
CONTEXT WINDOW
1,048,576 tokens
INPUT
text, image, video, audio
WEIGHTS
Proprietary
RELEASED
5 Aug 2026
META DOCS
§ 02 — RESULTS

Benchmark results.

Independent test scores are for the xhigh effort setting. “Among tracked” ranks Muse Spark 1.2 against the 51 models on this site; LMArena ranks run across its full leaderboard.

ALL RESULTS7 OF 8 CORE SIGNALS
Muse Spark 1.2 benchmark results
BENCHMARKRESULTAMONG TRACKEDSOURCE DETAIL
INDEPENDENT TESTS · ARTIFICIAL ANALYSIS
AA Intelligence Index39.6#22 of 51xhigh effort
AA Coding Index72.2#19 of 42xhigh effort
GPQA Diamond90.4%#33 of 44xhigh effort
Humanity’s Last Exam45.5%#18 of 51xhigh effort
AA-LCR79.0%#36 of 51xhigh effort
Terminal-Bench 2.180.1%#22 of 42xhigh effort
τ²-Bench (banking)34.8%#22 of 41xhigh effort
SciCode57.4%#12 of 46xhigh effort
BLIND HUMAN VOTES · LMARENA
LMArena Text3,227 votes · ±111500#4 of 42#4 of 402 on LMArena · 13 Sep 2026
LMArena WebDev2,066 votes · ±141534#28 of 45#35 of 129 on LMArena · 22 Sep 2026
LMArena Vision1,841 votes · ±151292#7 of 33#9 of 152 on LMArena · 13 Sep 2026
LMArena Agent33,094 sessions#32#28 of 37#32 of 46 on LMArena · 15 Sep 2026
§ 03 — COST

What Muse Spark 1.2 costs in Australian dollars.

List prices converted at the snapshot’s RBA rate, excluding GST. Reasoning models are billed for their thinking as output tokens, so heavier settings cost more than the job estimates show.

LIST PRICE
Muse Spark 1.2 price per million tokens
PER MILLION TOKENSAUDUSD LIST
Input tokensA$1.75US$1.25
Output tokensA$5.97US$4.25
Blended (3 in : 1 out)A$2.81US$2.00
EVERYDAY JOBSESTIMATES
Estimated cost of common jobs in Australian dollars
JOBCOST (AUD)MEDIAN MODEL
Customer support replyPER 1,000 REPLIESA$5.30A$6.58
Summarise a 30-page documentPER 100 DOCUMENTSA$3.99A$4.74
Agentic coding taskPER 10 TASKSA$3.11A$3.72
§ 04 — AUSTRALIA

Running Muse Spark 1.2 in Australia.

None of the major cloud platforms offer it in an Australian region yet. How the platforms compare →

AUSTRALIAN CLOUD REGIONS
Muse Spark 1.2 availability in Australian cloud regions
PLATFORMAVAILABILITYDETAIL
AWS Bedrock · SydneyNOT OFFERED
AWS Bedrock · MelbourneNOT OFFERED
Azure · Australia EastNOT OFFERED
Google Vertex AI · SydneyNOT OFFERED
§ 06 — QUESTIONS

Muse Spark 1.2, answered.

Muse Spark 1.2 lists at US$1.25 per million input tokens and US$4.25 per million output tokens — A$1.75 and A$5.97 at A$1 = US$0.7123 (RBA, 22 Sep 2026), excluding GST. A typical customer support reply works out at about A$5.30 per 1,000 replies, before any reasoning tokens.

None of the major cloud platforms offer it in an Australian region yet. Availability comes from the cloud providers’ own documentation; check your provider’s current terms before relying on it for data-residency obligations.

It ranks 20th of 42 on our coding ranking, with an Artificial Analysis Coding Index of 72.2 and an LMArena WebDev rating of 1534 (35th of 129). The current leader is Claude Fable 5.1.

It ranks 27th of 41 on our agents ranking, completing 34.8% of τ²-Bench banking customer-service tasks and 80.1% of Terminal-Bench 2.1 tasks.

Meta documents a context window of 1,048,576 tokens (1M). On AA-LCR, which tests reasoning across ~100,000-token document sets, it scores 79.0%.

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