GLM-5.3 vs Muse Spark 1.1: Specs & Benchmark Comparison

CharacteristicGLM-5.3Muse Spark 1.1
CompanyZhipu AIMeta
Release DateAugust 14, 2026July 9, 2026
Parameters753B
MultimodalNoYes
Context (input)1.0M1.0M
Context (output)131K131K
Input Price / 1M$1.40$1.25
Output Price / 1M$4.40$4.25
Average Score0.80.8
Benchmarks
Terminal-Bench 2.10.90.8

Visual Benchmark Comparison

GLM-5.3
Muse Spark 1.1
Terminal-Bench 2.10.9 vs 0.8
0.9
0.8

Verdict

Both models show equal results — the choice depends on your specific use case.

Overall Performance

Both models show comparable average scores: GLM-5.3 — 0.8, Muse Spark 1.1 — 0.8.

API Cost

Muse Spark 1.1 is 1.1x cheaper: input $1.25/1M vs $1.40/1M tokens.

Context Window

Same context size: 1M tokens.

Recency

GLM-5.3 is newer: released 8/14/2026 vs 7/9/2026.

More About These Models

Related Comparisons

Frequently Asked Questions

Which is better for coding — GLM-5.3 or Muse Spark 1.1?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GLM-5.3 or Muse Spark 1.1?
Muse Spark 1.1 is cheaper for input: $1.25 per 1M tokens vs $1.40.
Which has a larger context window — GLM-5.3 or Muse Spark 1.1?
GLM-5.3 supports a larger context: 1,000,000 tokens vs 1,000,000.

The GLM-5.3 and Muse Spark 1.1 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GLM-5.3 or Muse Spark 1.1 page. See also the complete list of AI model comparisons.