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Hermes 3 405B Instruct vs Nova Premier 1.0

Detailed technical comparison between Hermes 3 405B Instruct (Nous Research) and Nova Premier 1.0 (Amazon). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

Hermes 3 405B Instruct: 3 WinsvsNova Premier 1.0: 3 Wins
Context Leader

Nova Premier 1.0

1,000,000 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

Hermes 3 405B Instruct

$1.00 / MTok
Nous Researchactive

Hermes 3 405B Instruct

Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, long context coherence, and improvements across the...

View Hermes 3 405B Instruct Full Specs →
Amazonactive

Nova Premier 1.0

Amazon Nova Premier is the most capable of Amazon’s multimodal models for complex reasoning tasks and for use as the best teacher for distilling custom models.

View Nova Premier 1.0 Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationHermes 3 405B InstructNova Premier 1.0
ProviderNous ResearchAmazon
Context Window131,072 tokens1,000,000 tokens🏆
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelself hostablemanaged api
Production Stabilitystablebeta
API AvailableYesYes
Released Date2024-08-162025-10-31

API Pricing Comparison

Input Price per Million Tokens

Hermes 3 405B Instruct

$1.00

Nova Premier 1.0

$2.50

Output Price per Million Tokens

Hermes 3 405B Instruct

$1.00

Nova Premier 1.0

$12.50

💡 Cost Ratio: Hermes 3 405B Instruct is 2.5x cheaper per input token than Nova Premier 1.0.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

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Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
78.8%vs81.2%+2.4% Nova Premier 1.0
Hermes 3 405B Instruct
Nova Premier 1.0 🏆
HumanEvalPython coding & logic synthesis
77.0%vs79.4%+2.4% Nova Premier 1.0
Hermes 3 405B Instruct
Nova Premier 1.0 🏆
MATHComplex mathematical problem solving
54.2%vs56.6%+2.4% Nova Premier 1.0
Hermes 3 405B Instruct
Nova Premier 1.0 🏆
GPQAGraduate-level expert reasoning
39.6%vs38.6%+1.0% Hermes 3 405B Instruct
Hermes 3 405B Instruct 🏆
Nova Premier 1.0
HellaSwagCommonsense reasoning and inference
81.8%vs80.8%+1.0% Hermes 3 405B Instruct
Hermes 3 405B Instruct 🏆
Nova Premier 1.0
MT-BenchMulti-turn conversation flow quality
8.4%vs8.3%+0.1% Hermes 3 405B Instruct
Hermes 3 405B Instruct 🏆
Nova Premier 1.0

Hermes 3 405B Instruct Quirks & Gotchas

No developer gotchas reported.

Nova Premier 1.0 Quirks & Gotchas

No developer gotchas reported.

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