Muse Spark 1.3 Contributor is cheaper than GPT-5.5 at $0.1/M vs $5/M input tokens.
| Spec | GPT-5.5 | Muse Spark 1.3 Contributor |
|---|---|---|
| Input price | $5/M tokens | $0.1/M tokens |
| Output price | $30/M tokens | $0.2/M tokens |
| Context window | 1.1M tokens | 1.0M tokens |
| Released | Apr 2026 | Sep 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Muse Spark 1.3 Contributor costs 150x less per token.
Muse Spark 1.3 Contributor is cheaper on both — 50× input, 150× output
GPT-5.5 uses 3.8x more headings
Muse Spark 1.3 Contributor is cheaper than GPT-5.5 at $0.1/M vs $5/M input tokens.
| Spec | GPT-5.5 | Muse Spark 1.3 Contributor |
|---|---|---|
| Input price | $5/M tokens | $0.1/M tokens |
| Output price | $30/M tokens | $0.2/M tokens |
| Context window | 1.1M tokens | 1.0M tokens |
| Released | Apr 2026 | Sep 2026 |
Not enough votes to call it. On the specs, nothing separates them.
Muse Spark 1.3 Contributor costs 150x less per token.
Muse Spark 1.3 Contributor is cheaper on both — 50× input, 150× output
GPT-5.5 uses 3.8x more headings