Head to head
Meta: Muse Spark 1.3 vs Z.ai: GLM 5.3
Live prices, context windows, capabilities, and measured quality — updated continuously.
Side by side
| Metric | Meta: Muse Spark 1.3 Meta | Z.ai: GLM 5.3 Z Ai |
|---|---|---|
| Input $/M tokens | $1.25 | $1.40 |
| Output $/M tokens | $4.25 | $4.40 |
| Context window | 1.0M | 1.0M |
| Max output | 944K | 944K |
| WM Score | 89 | 89 |
| Benchmark quality | 91.1 | 88.4 |
| Hosts serving it | 1 | 26 |
| Throughput (tok/s) | 71 | 150 |
| Latency (ms) | 3722 | 405 |
| Vision | ||
| Tools | ||
| Reasoning | ||
| JSON mode |
Which should you pick?
Meta: Muse Spark 1.3 costs less per million input tokens — about 1.1× cheaper than Z.ai: GLM 5.3. Meta: Muse Spark 1.3 scores higher on measured quality. 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.