token.app › Compare › o3 (batch) vs Muse Spark 1.2
o3 (batch) vs Muse Spark 1.2
o3 (batch) is 1.1× 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
| o3 (batch) | Muse Spark 1.2 | |
|---|---|---|
| Provider | OpenAI | Meta |
| Input $/1M | $1.00 | $1.25 |
| Output $/1M | $4.00 | $4.25 |
| Blended $/1M | $1.75 | $2.00 |
| Context window | 200K | 1.0M |
| Max output | 100K | — |
| Released | Apr 2025 | Aug 2026 |
| Licence | Proprietary | Proprietary |
Choose o3 (batch) if…
- Costs less per token — $1.75 vs $2.00 blended
Choose Muse Spark 1.2 if…
- Larger context window (1.0M)
- Newer model (released Aug 2026)
FAQ
Which is better, o3 (batch) or Muse Spark 1.2?
We do not hold independently-run benchmark scores covering both o3 (batch) and Muse Spark 1.2, so we make no quality claim. Their pricing and specifications are compared on this page.
Is o3 (batch) cheaper than Muse Spark 1.2?
o3 (batch) is cheaper: $1.75 versus $2.00 per million tokens blended at 3:1 input:output. Input alone: $1.00 vs $1.25. Output alone: $4.00 vs $4.25.
What context windows do o3 (batch) and Muse Spark 1.2 have?
o3 (batch): 200,000 tokens. Muse Spark 1.2: 1,048,576 tokens.
Who makes o3 (batch) and Muse Spark 1.2?
o3 (batch) is made by OpenAI. Muse Spark 1.2 is made by Meta.