token.app › Compare › DeepSeek V3.1 Terminus vs Muse Spark 1.2

DeepSeek V3.1 Terminus vs Muse Spark 1.2

DeepSeek V3.1 Terminus is 4.4× cheaper per token on a blended 3:1 basis. Muse Spark 1.2 accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
DeepSeek V3.1 TerminusMuse Spark 1.2
ProviderDeepSeekMeta
Input $/1M$0.270$1.25
Output $/1M$1.00$4.25
Blended $/1M$0.453$2.00
Context window164K1.0M
Max output33K—
ReleasedSep 2025Aug 2026
LicenceOpen weightsProprietary
Choose DeepSeek V3.1 Terminus if…
  • Costs less per token — $0.453 vs $2.00 blended
  • Open weights — self-hostable
Choose Muse Spark 1.2 if…
  • Larger context window (1.0M)
  • Newer model (released Aug 2026)
FAQ
Which is better, DeepSeek V3.1 Terminus or Muse Spark 1.2?
We do not hold independently-run benchmark scores covering both DeepSeek V3.1 Terminus and Muse Spark 1.2, so we make no quality claim. Their pricing and specifications are compared on this page.
Is DeepSeek V3.1 Terminus cheaper than Muse Spark 1.2?
DeepSeek V3.1 Terminus is cheaper: $0.453 versus $2.00 per million tokens blended at 3:1 input:output. Input alone: $0.270 vs $1.25. Output alone: $1.00 vs $4.25.
What context windows do DeepSeek V3.1 Terminus and Muse Spark 1.2 have?
DeepSeek V3.1 Terminus: 163,840 tokens. Muse Spark 1.2: 1,048,576 tokens.
Who makes DeepSeek V3.1 Terminus and Muse Spark 1.2?
DeepSeek V3.1 Terminus is made by DeepSeek. Muse Spark 1.2 is made by Meta.
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