Key Differences
- •GPT-5.4 has a larger context window (1M vs 262k tokens)
- •Kimi K2.5 is more affordable for input ($0.50 vs $2.50/1M tokens)
- •Kimi K2.5 is more affordable for output ($2.80 vs $15.00/1M tokens)
- •GPT-5.4 is newer (released Mar 2026)
1M tokens
Context
262k tokens
Aug 2025
Knowledge
—
Mar 2026
Released
Jan 2026
$2.50/1M
Input
$0.50/1M
$15.00/1M
Output
$2.80/1M
Both GPT-5.4 and Kimi K2.5 are available on Zo Computer. Try them both to see which one works best for your use case.