Compare/GLM-4.5-Air vs ERNIE 4.5 300B A47B

GLM-4.5-AirvsERNIE 4.5 300B A47B

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Z AI

GLM-4.5-Air

Input
$0.2/M
Output
$1.1/M
Speed
105 tok/s
TTFT
0.61s
Baidu

ERNIE 4.5 300B A47B

Input
$0.28/M
Output
$1.1/M
Speed
30 tok/s
TTFT
1.90s

Winner by Category

Cheaper
GLM-4.5-Air
Faster (tok/s)
GLM-4.5-Air
Lower Latency
GLM-4.5-Air
Benchmarks (9-3)
GLM-4.5-Air

Pricing Comparison

MetricGLM-4.5-AirERNIE 4.5 300B A47B
Input ($/M tokens)$0.2$0.28
Output ($/M tokens)$1.1$1.1
Cost for 1M input + 100K output tokens:
GLM-4.5-Air$0.31
ERNIE 4.5 300B A47B$0.39

Speed Comparison

Output Speed (tokens/s) — higher is better
GLM-4.5-Air
105 tok/s
ERNIE 4.5 300B A47B
30 tok/s
Time to First Token (seconds) — lower is better
GLM-4.5-Air
0.61s
ERNIE 4.5 300B A47B
1.90s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
23.215.0
Coding Index
23.814.5
Math Index
80.741.3
GPQA Diamond
73.3%81.1%
MMLU-Pro
81.5%77.6%
LiveCodeBench
68.4%46.7%
AIME 2025
80.7%41.3%
MATH-500
96.5%93.1%
Humanity's Last Exam
6.8%3.5%
SciCode
30.6%31.5%
IFBench
37.6%39.1%
TerminalBench
20.5%6.1%
GLM-4.5-Air9 wins
3 winsERNIE 4.5 300B A47B

Frequently Asked Questions

Which is cheaper, GLM-4.5-Air or ERNIE 4.5 300B A47B?

GLM-4.5-Air is cheaper overall. Its blended price (3:1 input/output ratio) is $0.42/M tokens vs $0.48/M for ERNIE 4.5 300B A47B.

Which model performs better on benchmarks?

GLM-4.5-Air wins 9 out of 12 benchmarks compared to 3 for ERNIE 4.5 300B A47B. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GLM-4.5-Air generates tokens faster at 105 tok/s vs 30 tok/s. GLM-4.5-Air also has lower time-to-first-token (0.61s vs 1.90s).

When should I use GLM-4.5-Air vs ERNIE 4.5 300B A47B?

Choose based on your priorities: GLM-4.5-Air for lower cost, GLM-4.5-Air for stronger benchmark performance, and GLM-4.5-Air for faster generation. For latency-sensitive apps, check the TTFT comparison above.