Head to head
Claude Opus 5 vs Meta: Muse Spark 1.3
Live prices, context windows, capabilities, and measured quality — updated continuously.
Side by side
| Metric | Claude Opus 5 Anthropic | Meta: Muse Spark 1.3 Meta |
|---|---|---|
| Input $/M tokens | $5.00 | $1.25 |
| Output $/M tokens | $25.00 | $4.25 |
| Context window | 1.0M | 1.0M |
| Max output | 128K | 944K |
| WM Score | 91 | 87 |
| Benchmark quality | 94.3 | 87.8 |
| Hosts serving it | 5 | 1 |
| Throughput (tok/s) | 72 | 73 |
| Latency (ms) | 1850 | 3138 |
| Vision | ||
| Tools | ||
| Reasoning | ||
| JSON mode |
Which should you pick?
Meta: Muse Spark 1.3 costs less per million input tokens — about 4.0× cheaper than Claude Opus 5. Claude Opus 5 scores higher on measured quality. Meta: Muse Spark 1.3 takes a larger context window, which matters for long documents or big codebases. Prices here are live list prices; the same model can cost less on a different host, so check the model page for the cheapest offering.