token.app › Compare › GPT Chat Latest vs Muse Spark 1.2
GPT Chat Latest vs Muse Spark 1.2
Muse Spark 1.2 is 5.6× 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
| GPT Chat Latest | Muse Spark 1.2 | |
|---|---|---|
| Provider | OpenAI | Meta |
| Input $/1M | $5.00 | $1.25 |
| Output $/1M | $30.00 | $4.25 |
| Blended $/1M | $11.25 | $2.00 |
| Context window | 400K | 1.0M |
| Max output | 128K | — |
| Released | May 2026 | Aug 2026 |
| Licence | Proprietary | Proprietary |
Choose GPT Chat Latest if…
- No clear advantage on the data we hold.
Choose Muse Spark 1.2 if…
- Costs less per token — $2.00 vs $11.25 blended
- Larger context window (1.0M)
- Newer model (released Aug 2026)
FAQ
Which is better, GPT Chat Latest or Muse Spark 1.2?
We do not hold independently-run benchmark scores covering both GPT Chat Latest and Muse Spark 1.2, so we make no quality claim. Their pricing and specifications are compared on this page.
Is GPT Chat Latest cheaper than Muse Spark 1.2?
Muse Spark 1.2 is cheaper: $2.00 versus $11.25 per million tokens blended at 3:1 input:output. Input alone: $5.00 vs $1.25. Output alone: $30.00 vs $4.25.
What context windows do GPT Chat Latest and Muse Spark 1.2 have?
GPT Chat Latest: 400,000 tokens. Muse Spark 1.2: 1,048,576 tokens.
Who makes GPT Chat Latest and Muse Spark 1.2?
GPT Chat Latest is made by OpenAI. Muse Spark 1.2 is made by Meta.