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Description
Hermes 4 405B is a 405-billion parameter instruction-tuned language model from Nous 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
$1.00/$3.00
$5.00/$30.00
Input /1M
$1.00
$5.00
Output /1M
$3.00
$30.00
Cached in /1M
—
$0.5
Context
131K
1M
Δ input since launch
—
—
Δ output since launch
—
—
Released
Aug 2025
Apr 2026
Status
—
—
Provider
N
Nous
OpenAI