modelgrep

Anthropic: Claude Opus 4.8 vs Meta: Muse Spark 1.1

Anthropic: Claude Opus 4.8 wins on more metrics (4 of 7), but the right pick depends on what you optimize for — see the breakdown below.

MetricAnthropic: Claude Opus 4.8Meta: Muse Spark 1.1
Intelligence Index55.750.6
Coding Index74.371.3
GPQA Diamond92%90%
Design Arena Elo1284
Speed (tokens/sec)
Latency
Input price /M$5.00$1.25
Output price /M$25.00$4.25
Context window1M1.0M
CapabilitiesReasoningToolsJSONVisionReasoningToolsJSONVisionAudio