token.app › Compare › o4 Mini vs Muse Spark 1.2
o4 Mini vs Muse Spark 1.2
o4 Mini is 1.0× 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
| o4 Mini | Muse Spark 1.2 | |
|---|---|---|
| Provider | OpenAI | Meta |
| Input $/1M | $1.10 | $1.25 |
| Output $/1M | $4.40 | $4.25 |
| Blended $/1M | $1.93 | $2.00 |
| Context window | 200K | 1.0M |
| Max output | 100K | — |
| Released | Apr 2025 | Aug 2026 |
| Licence | Proprietary | Proprietary |
Choose o4 Mini if…
- Costs less per token — $1.93 vs $2.00 blended
Choose Muse Spark 1.2 if…
- Larger context window (1.0M)
- Newer model (released Aug 2026)
FAQ
Which is better, o4 Mini or Muse Spark 1.2?
We do not hold independently-run benchmark scores covering both o4 Mini and Muse Spark 1.2, so we make no quality claim. Their pricing and specifications are compared on this page.
Is o4 Mini cheaper than Muse Spark 1.2?
o4 Mini is cheaper: $1.93 versus $2.00 per million tokens blended at 3:1 input:output. Input alone: $1.10 vs $1.25. Output alone: $4.40 vs $4.25.
What context windows do o4 Mini and Muse Spark 1.2 have?
o4 Mini: 200,000 tokens. Muse Spark 1.2: 1,048,576 tokens.
Who makes o4 Mini and Muse Spark 1.2?
o4 Mini is made by OpenAI. Muse Spark 1.2 is made by Meta.