GLM 4.5 Air API Pricing 2026

Overview

GLM 4.5 Air was released on July 25, 2025. Pricing starts at $0.050 per million input tokens and $0.220 per million output tokens. The model supports a context window of up to 131K tokens. API access is available through Z-ai.

Context Window

131K

tokens

Pricing

Input$0.050

Output$0.220

per 1M tokens

Speed

Output97 tok/s

TTFT0.56s

median latency

Capabilities

Tools

Pricing Comparison

Compare GLM 4.5 Air with 10 similar models by price.

Current Pricing (per 1M tokens)

11 models

Provider	Model	Input $/M	Output $/M	Context	Actions
Z Z-ai	glm-4.5-air	$0.050	$0.220	131,072	Try
NV Nvidia	nemotron-nano-9b-v2	$0.040	$0.160	131,072	Try
G Google	gemma-3-27b-it	$0.040	$0.150	96,000	Try
MI Mistral AI	ministral-3b	$0.040	$0.040	131,072	Try
QW Qwen	qwen-2.5-7b-instruct	$0.040	$0.100	32,768	Try
M Sao10k	l3-lunaris-8b	$0.040	$0.050	8,192	Try
AR Arcee AI	trinity-mini	$0.045	$0.150	131,072	Try
M Meta-llama	llama-3.2-11b-vision-instruct	$0.049	$0.049	131,072	Try
A Allenai	olmo-2-0325-32b-instruct	$0.050	$0.200	128,000	Try
MI Mistral AI	devstral-2512	$0.050	$0.220	262,144	Try
O OpenAI	gpt-5-nano	$0.050	$0.400	400,000	Try

* Some models use tiered pricing based on prompt length. Displayed prices are for prompts ≤ 200k tokens.

Compare Providers

GLM 4.5 Air is available from multiple providers with different pricing and availability.

5

Providers

$0.130

Cheapest Input/M

$0.850

Cheapest Output/M

OpenRouter

Best Price

Provider Pricing

5 models

Provider	Input $/M	Output $/M	Uptime
OpenRouter Best Price	$0.130	$0.850	-
N Novita Best Price	$0.130	$0.850	99.9%
S SiliconFlow	$0.140	$0.860	-
Z Z.AI	$0.200	$1.100	98.3%
N Nebius	$0.200	$1.200	-

Provider pricing data sourced from OpenRouter and Helicone

Cost vs. Quality

Compare GLM 4.5 Air's benchmark performance against all models.

X-axis:

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GLM 4.5 Air

Other models

Detailed Benchmark Scores

Intelligence

23.3 (65th pct)

Coding

22.9 (69th pct)

Math

80.7 (84th pct)

MMLU Pro

81.5 (77th pct)

GPQA

73.3 (78th pct)

LiveCodeBench

68.4 (80th pct)

AIME

67.3 (77th pct)

Aider

-

Benchmark data from Artificial Analysis and HuggingFace Open LLM Leaderboard

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