GLM-4.5 vs Mercury 2: Specs & Benchmark Comparison

CharacteristicGLM-4.5Mercury 2
CompanyZhipu AIInception
Release DateJuly 27, 2025February 1, 2026
Parameters355B
MultimodalNoNo
Context (input)131K
Context (output)98K
Input Price / 1M$0.60
Output Price / 1M$2.20
Average Score0.80.7
Benchmarks
GPQA0.80.7
LiveCodeBench0.70.7

Visual Benchmark Comparison

GLM-4.5
Mercury 2
GPQA0.8 vs 0.7
0.8
0.7
LiveCodeBench0.7 vs 0.7
0.7
0.7

Verdict

Mercury 2 leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: GLM-4.5 — 0.8, Mercury 2 — 0.7.

Recency

Mercury 2 is newer: released 2/1/2026 vs 7/27/2025.

More About These Models

Related Comparisons

The GLM-4.5 and Mercury 2 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GLM-4.5 or Mercury 2 page. See also the complete list of AI model comparisons.