Language

Hermes 4 405B

By Nous Research, in the Hermes family.

Released
Aug 2025
Status
Legacy
Context
131.1K
Max output
—
Input per 1M tokens
—
Output per 1M tokens
—
Open weights
Yes
License
llama-3
Parameters
405.85B
Knowledge cutoff
—
Reasoning
Yes
Modalities
text → text

Category scores

Out of 100, from independent and third-party results only, by method category-2026-09-29.1.

Not enough independent results yet

Only independent and third-party results rank a model; self-reported and unattributed numbers never do.

Benchmark results

Every result we hold for this model, with who ran it and where it was published.

No benchmark results yet

Other Hermes versions

Sources

Hermes 4 405B: benchmarks, price and specs · supermarket.dev