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Select any two models. Input, output, cached, and context rarely move together — the cheaper model on one line isn't always the cheaper one on the next.
Description
GLM 4.5 Air is Z.ai's lightweight inference variant of the GLM 4.5 foundation model, designed for faster processing with a 131K-token context window.
OpenAI's frontier model for complex professional workloads. 1M token context, text + image input, native computer use.
I/O price /1M
$0.13/$0.85
$5.00/$30.00
Input /1M
$0.13
$5.00
Output /1M
$0.85
$30.00
Cached in /1M
$0.025
$0.5
Context
131K
1M
Δ input since launch
increased 4.0%
—
Δ output since launch
decreased 0.0%
—
Released
Jul 2025
Apr 2026
Status
—
—
Provider
Z
Z.ai
OpenAI