token.app › Compare › Muse Spark 1.2 vs GPT-5.6 Luna
Muse Spark 1.2 vs GPT-5.6 Luna
GPT-5.6 Luna is 8.9× cheaper per token on a blended 3:1 basis. GPT-5.6 Luna accepts the larger context window (1.1M).
Head to head
Blended price uses a 3:1 input:output mix
| Muse Spark 1.2 | GPT-5.6 Luna | |
|---|---|---|
| Provider | Meta | OpenAI |
| Input $/1M | $1.25 | $0.100 |
| Output $/1M | $4.25 | $0.600 |
| Blended $/1M | $2.00 | $0.225 |
| Context window | 1.0M | 1.1M |
| Max output | — | 128K |
| Released | Aug 2026 | Jul 2026 |
| Licence | Proprietary | Proprietary |
Choose Muse Spark 1.2 if…
- Newer model (released Aug 2026)
Choose GPT-5.6 Luna if…
- Costs less per token — $0.225 vs $2.00 blended
- Larger context window (1.1M)
FAQ
Which is better, Muse Spark 1.2 or GPT-5.6 Luna?
We do not hold independently-run benchmark scores covering both Muse Spark 1.2 and GPT-5.6 Luna, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Muse Spark 1.2 cheaper than GPT-5.6 Luna?
GPT-5.6 Luna is cheaper: $0.225 versus $2.00 per million tokens blended at 3:1 input:output. Input alone: $1.25 vs $0.100. Output alone: $4.25 vs $0.600.
What context windows do Muse Spark 1.2 and GPT-5.6 Luna have?
Muse Spark 1.2: 1,048,576 tokens. GPT-5.6 Luna: 1,050,000 tokens.
Who makes Muse Spark 1.2 and GPT-5.6 Luna?
Muse Spark 1.2 is made by Meta. GPT-5.6 Luna is made by OpenAI.