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Hermes 3 405B Instruct vs Nano Banana Pro (Gemini 3 Pro Image)

Detailed technical comparison between Hermes 3 405B Instruct (Nous Research) and Nano Banana Pro (Gemini 3 Pro Image) (Google). 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: 0 WinsvsNano Banana Pro (Gemini 3 Pro Image): 6 Wins

Context Leader

Tie

Equal Capacity

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 →

Googleactive

Nano Banana Pro (Gemini 3 Pro Image)

Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...

View Nano Banana Pro (Gemini 3 Pro Image) Full Specs →

Technical Specifications

🏆 = Superior Spec

Specification	Hermes 3 405B Instruct	Nano Banana Pro (Gemini 3 Pro Image)
Provider	Nous Research	Google
Context Window	131,072 tokens	131,072 tokens
Agent Suitability	N/A	N/A
Time to First Token (TTFT)	N/A	N/A
Deployment Model	self hostable	managed api
Production Stability	stable	stable
API Available	Yes	Yes
Released Date	2024-08-16	2026-06-18

API Pricing Comparison

Input Price per Million Tokens

Hermes 3 405B Instruct

$1.00

Nano Banana Pro (Gemini 3 Pro Image)

$2.00

Output Price per Million Tokens

Hermes 3 405B Instruct

$1.00

Nano Banana Pro (Gemini 3 Pro Image)

$12.00

💡 Cost Ratio: Hermes 3 405B Instruct is 2.0x cheaper per input token than Nano Banana Pro (Gemini 3 Pro Image).

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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%vs85.8%+7.0% Nano Banana Pro (Gemini 3 Pro Image)

Hermes 3 405B Instruct