Claude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/MClaude Fable 5$22.000/MClaude Opus 4.8$11.000/MClaude Opus 4.7$11.000/MClaude Opus 4.6$11.000/MClaude Opus 4.5$33.000/MClaude Sonnet 3.7$6.600/MClaude Opus 3$33.000/MClaude 2.1$12.800/MClaude 2$12.800/MGPT-5.5$12.500/MGPT-5.2$5.425/MGPT-5.2-Codex$5.425/MGPT-5$3.875/MGPT-4.5$97.500/MGPT-4 Turbo Preview$16.000/MGPT-4$39.000/MGPT-4-32k$78.000/Mo3$19.000/Mo3-mini$2.090/Mo4-mini$2.090/Mo1$28.500/Mo1-mini$5.700/Mo1-preview$28.500/MGemini 3.5 Pro$5.000/MGemini 3.1 Pro$5.000/MGemini 3 Pro$5.000/MGemini 2.5 Pro$3.875/MGemini 1.5 Pro$2.375/MGemini 1.0 Ultra$12.000/MGemini 1.0 Pro$0.800/M
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Zhipu AIEfficient

GLM-4-Air

Efficient

Cheap GLM-4 sibling. Lighter model behind the same toolchain — the price/quality default for high-volume traffic.

GLM-4-Air is a efficient AI model from Zhipu AI. It costs $0.140 per million input tokens and $0.140 per million output tokens (blended $0.140/M), with a 128K-token context window.

Modalities textOfficial model page ↗Compare with another model →Estimate monthly cost →
INPUT
$0.140/M
per million input tokens
OUTPUT
$0.140/M
per million output tokens
BLENDED 70/30
$0.140/M
default reference rate · how it's calculated →
CONTEXT
128K
128,000 tokens
What it's good at
  • Cheap Chinese chat
  • 128K context
Typical use cases
  • High-volume Chinese chat
  • Cost-sensitive RAG
Benchmarks
vs. best public score
MMLU75%
Multitask academic knowledge across 57 subjects.
HumanEval65%
Python function synthesis from docstrings.
Hand-curated from each provider's published reports and public leaderboards. Methodology varies across sources — treat as directional rather than authoritative.
More from Zhipu AI
See all 5 →
GLM-4-Plus
Frontier · 128K ctx
in $7.000/Mout $7.000/M
GLM-4-Long
Long Context · 1M ctx
in $0.700/Mout $0.700/M
GLM-4V
Vision · 2K ctx
in $7.000/Mout $7.000/M
GLM-3-Turbo
Legacy · 128K ctx
in $0.700/Mout $0.700/M
Frequently asked questions

How much does GLM-4-Air cost?

GLM-4-Air costs $0.140 per million input tokens and $0.140 per million output tokens, for a blended reference rate of $0.140 per million tokens.

What is GLM-4-Air's context window?

GLM-4-Air supports up to 128K tokens of context (128,000 tokens).

What is GLM-4-Air best for?

GLM-4-Air is well suited to Cheap Chinese chat, 128K context and High-volume Chinese chat.

Who makes GLM-4-Air?

GLM-4-Air is developed and served by Zhipu AI.