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Compare · 2026-10-15

Longcat Flash Chat vs Muse Spark 1.2

As of Oct 15, 2026, Longcat Flash Chat leads Muse Spark 1.2 in 0 of 3 shared categories.

CategoryLongcat Flash ChatMuse Spark 1.2
General LLM
#150 · #150 in General LLM
Margin 79.7872340425532
LMArena leaderboard dataset · Oct 13, 2026
#8 · Was SOTA · General LLM
Margin 4.255319148936167
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#139 · #139 in Reasoning
Margin 74.46808510638297
LMArena leaderboard dataset · Oct 13, 2026
#11 · #11 in Reasoning
Margin 6.38297872340425
LMArena leaderboard dataset · Oct 13, 2026
Math
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding › Web dev—
#42 · #42 in Coding › Web dev
Margin 32.8
LMArena leaderboard dataset · Oct 13, 2026
Long context
#174 · #174 in Long context
Margin 92.55319148936171
LMArena leaderboard dataset · Oct 13, 2026
#17 · Was SOTA · Long context
Margin 9.042553191489361
LMArena leaderboard dataset · Oct 13, 2026
Vision—
#27 · #27 in Vision
Margin 73.6842105263158
Epoch AI benchmarking hub · Aug 5, 2026
Factuality—
#9 · Was SOTA · Factuality
Margin 5.813953488372093
LMArena leaderboard dataset · Oct 13, 2026
Price per 1M tokens

Longcat Flash Chat: price per 1M tokens is unset in the catalog.

Muse Spark 1.2: $2.0000000000000004 per 1M blended tokens.

Open weights

Longcat Flash Chat: open weights.

Muse Spark 1.2: closed weights.

Which to pick

General LLM: As of Oct 15, 2026, Muse Spark 1.2 leads Longcat Flash Chat in General LLM at #8 against #150.

Reasoning: As of Oct 15, 2026, Muse Spark 1.2 leads Longcat Flash Chat in Reasoning at #11 against #139.

Long context: As of Oct 15, 2026, Muse Spark 1.2 leads Longcat Flash Chat in Long context at #17 against #174.

Longcat Flash Chat · Muse Spark 1.2

Longcat Flash Chat or Muse Spark 1.2?

As of Oct 15, 2026, Longcat Flash Chat leads Muse Spark 1.2 in 0 of 3 shared categories.

Longcat Flash Chat or Muse Spark 1.2 for General LLM?

As of Oct 15, 2026, Muse Spark 1.2 leads Longcat Flash Chat in General LLM at #8 against #150.

Longcat Flash Chat or Muse Spark 1.2 for Reasoning?

As of Oct 15, 2026, Muse Spark 1.2 leads Longcat Flash Chat in Reasoning at #11 against #139.

Longcat Flash Chat or Muse Spark 1.2 for Long context?

As of Oct 15, 2026, Muse Spark 1.2 leads Longcat Flash Chat in Long context at #17 against #174.