Muse Spark 1.1 vs GLM-5.3-Flash
Detailed pricing comparison and cost analysis.
Updated September 2026
Cost Simulator
| Feature | Muse Spark 1.1 | GLM-5.3-Flash |
|---|---|---|
| Provider | Meta | Zhipu AI |
| Input Price (1M) | $1.25 | $0.07 |
| Output Price (1M) | $4.25 | $0.25 |
| Context Window | 1,048,576 | 1,000,000 |
Verdict
Muse Spark 1.1 costs $1.25 per 1M input tokens and $4.25 per 1M output tokens. GLM-5.3-Flash costs $0.07 per 1M input tokens and $0.25 per 1M output tokens. GLM-5.3-Flash is 94% cheaper on input tokens than Muse Spark 1.1. For output tokens, GLM-5.3-Flash is the more affordable option at $0.25/1M vs $4.25.
On context window, Muse Spark 1.1 supports 1,048,576 tokens — meaning it can fit more conversation history, documents, or code in a single request. This matters for RAG pipelines, long document analysis, and agentic workflows where context builds up over many turns.
When to choose Muse Spark 1.1
- ✓ You need a larger context window (1,048,576 tokens)
- ✓ You are already integrated with Meta
When to choose GLM-5.3-Flash
- ✓ You need the lowest input token cost ($ 0.07/1M)
- ✓ Your workload is output-heavy — GLM-5.3-Flash generates text cheaper
- ✓ You are already integrated with Zhipu AI
Use the calculator above to simulate your specific workload and find the exact break-even point. For most applications, the cheapest model is the one that minimises your total monthly bill given your input-to-output token ratio.
Frequently Asked Questions
Is Muse Spark 1.1 cheaper than GLM-5.3-Flash? ▼
GLM-5.3-Flash is cheaper on input tokens at $0.07/1M vs $1.25/1M for Muse Spark 1.1 — a 94% saving.
What is the context window of Muse Spark 1.1 vs GLM-5.3-Flash? ▼
Muse Spark 1.1 has a 1,048,576-token context window. GLM-5.3-Flash has a 1,000,000-token context window. Muse Spark 1.1 supports the larger context, suitable for longer documents and agentic workflows.
Which model is better: Muse Spark 1.1 or GLM-5.3-Flash? ▼
The best choice depends on your use case. For cost efficiency on input tokens, GLM-5.3-Flash is the cheaper option. For maximum context length, Muse Spark 1.1 supports 1,048,576 tokens. Use the comparison table above to find the right fit for your workload.