Key Differences
- •GPT-5.1 Codex mini has a larger context window (400k vs 203k tokens)
- •GPT-5.1 Codex mini is more affordable for input ($0.25 vs $1.00/1M tokens)
- •GPT-5.1 Codex mini is more affordable for output ($2.00 vs $3.20/1M tokens)
- •GLM 5 is newer (released Feb 2026)
203k tokens
Context
400k tokens
—
Knowledge
Sep 2024
Feb 2026
Released
Nov 2025
$1.00/1M
Input
$0.25/1M
$3.20/1M
Output
$2.00/1M
Both GLM 5 and GPT-5.1 Codex mini are available on Zo Computer. Try them both to see which one works best for your use case.