GLM-4.5-Air: Intelligence, Performance & Price Analysis
Analysis of Z AI's GLM-4.5-Air and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first token), context window & more. Click on any model to compare API providers for that model. For more details including relating to our methodology, see our FAQs.
Comparison Summary
Intelligence:
GLM-4.5-Air is of higher quality compared to average, with a MMLU score of 0.815 and a Intelligence Index across evaluations of 60.
Price:GLM-4.5-Air is cheaper compared to average with a price of $0.37 per 1M Tokens (blended 3:1).
GLM-4.5-Air Input token price: $0.17, Output token price: $0.98 per 1M Tokens.
Speed:GLM-4.5-Air Input token price: $0.17, Output token price: $0.98 per 1M Tokens.
GLM-4.5-Air is slower compared to average, with a output speed of 91.2 tokens per second.
Latency:GLM-4.5-Air has a lower latency compared to average, taking 1.21s to receive the first token (TTFT).
Context Window:GLM-4.5-Air has a smaller context windows than average, with a context window of 130k tokens.
Highlights
Intelligence
Artificial Analysis Intelligence Index; Higher is better
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Speed
Output Tokens per Second; Higher is better
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Price
USD per 1M Tokens; Lower is better
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GLM-4.5-Air Model Details
Comparisons to GLM-4.5-Air
- GLM-4.5-Air
GPT-4.1- o3-pro
- o3
- o4-mini (high)
Llama 4 Maverick
Gemini 2.5 Flash (Reasoning)- Gemini 2.5 Pro
Claude 4 Sonnet Thinking- Claude 4 Opus Thinking
Magistral Small
DeepSeek R1 0528 (May '25)
Grok 4
Nova Premier
Solar Pro 2 (Reasoning)
MiniMax M1 80k
Llama Nemotron Super 49B v1.5 (Reasoning)
Kimi K2
EXAONE 4.0 32B (Reasoning)- GLM-4.5
Qwen3 235B 2507 (Reasoning)- GPT-4o (Nov '24)
Further details
R1 1776
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Jamba 1.7 Large
OpenChat 3.5 (1210)
LFM 40B
DBRX Instruct
Llama 3.1 Tulu3 405B
Arctic Instruct
Yi-Large