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Hermes 4 405B vs Summarize

Updated October 22, 2026; no benchmark has tested both models yet.

N Hermes 4 405BNous Research
Coding
No data
Overall
No data
Output $/M
$3.00
S SummarizeScaledown
Coding
No data
Overall
No data
Output $/M
No data
vs 131K vs 1M context window. Summarize fits 7.6x more.

Hermes 4 405B or Summarize: which to pick

Neither model has a coding score yet, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

No benchmark has tested both yet. Hermes 4 405B has results on AA Intelligence Index and Kagi LLM Benchmark; Summarize has none yet. Compare them on price and context instead.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Hermes 4 405B not benchmarked, Summarize not benchmarked.
Widest category
None yet: no category has been tested on both models.
Widest single gap
None yet: no benchmark has tested both models.
Output price
Hermes 4 405B $3.00 against Summarize Free per million output tokens.
Context window
Hermes 4 405B takes 131K tokens, Summarize 1M.

Benchmark by benchmark

Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.

IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Intelligence benchmarks for Hermes 4 405B and Summarize
BenchmarkHermes 4 405BSummarizeLeader
AA Intelligence Index7.5Not measuredOnly Hermes 4 405B measured
Neither model has a result on the other 1 board here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
Reasoning benchmarks for Hermes 4 405B and Summarize
BenchmarkHermes 4 405BSummarizeLeader
Kagi LLM Benchmark55.8%Not measuredOnly Hermes 4 405B measured
Neither model has a result on the other 21 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Hermes 4 405B$0.0025Fits in one request
Summarize$0.0000Fits in one request

Summarize costs less

Repository review

50K input + 3K output tokens

Hermes 4 405B$0.059Fits in one request
Summarize$0.0020Fits in one request

Summarize costs less

Agent loop

200K input + 10K output tokens

Hermes 4 405B$0.230Exceeds the context window
Summarize$0.0080Fits in one request

Summarize costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Hermes 4 405B and Summarize
SpecificationNous Hermes 4 405BScaleDown Summarize
MakerNous ResearchScaledown
WeightsOpen weightsNo public weights listed
ReleasedAugust 26, 2025October 13, 2026
Context window131K1M
Input $/Mtok$1.00$0.04
Output $/Mtok$3.00Free
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Hermes 4 405B better than Summarize for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, Hermes 4 405B or Summarize?

Hermes 4 405B costs $1.00 per million input tokens and $3.00 per million output tokens; Summarize costs $0.04 and Free. Cost per solved task is known for neither of them.

Which has the bigger context window, Hermes 4 405B or Summarize?

Summarize, with 1M tokens against 131K.

Has any benchmark tested both Hermes 4 405B and Summarize?

No benchmark has tested both yet. Hermes 4 405B has results on AA Intelligence Index and Kagi LLM Benchmark; Summarize has none yet. Compare them on price and context instead. Data as of October 22, 2026.

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