Muse Spark 1.3 is cheaper than Grok 4.5 at $1.25/M vs $2/M input tokens.
| Spec | Grok 4.5 | Muse Spark 1.3 |
|---|---|---|
| Input price | $2/M tokens | $1.25/M tokens |
| Output price | $6/M tokens | $4.25/M tokens |
| Context window | 500K tokens | 1.0M tokens |
| Released | Jul 2026 | Sep 2026 |
Not enough votes to call it. On the specs, Muse Spark 1.3 has the edge: newer, bigger context window.
Muse Spark 1.3 is cheaper on both — 1.6× input, 1.4× output
Grok 4.5 uses 9.0x more emoji
Muse Spark 1.3 is cheaper than Grok 4.5 at $1.25/M vs $2/M input tokens.
| Spec | Grok 4.5 | Muse Spark 1.3 |
|---|---|---|
| Input price | $2/M tokens | $1.25/M tokens |
| Output price | $6/M tokens | $4.25/M tokens |
| Context window | 500K tokens | 1.0M tokens |
| Released | Jul 2026 | Sep 2026 |
Not enough votes to call it. On the specs, Muse Spark 1.3 has the edge: newer, bigger context window.
Muse Spark 1.3 is cheaper on both — 1.6× input, 1.4× output
Grok 4.5 uses 9.0x more emoji