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GPT-4o-mini Search Preview vs Hermes 3 405B Instruct

Detailed technical comparison between GPT-4o-mini Search Preview (OpenAI) and Hermes 3 405B Instruct (Nous Research). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

โšก Executive Summary & Verdict

Comparison Snapshot

GPT-4o-mini Search Preview: 0 WinsvsHermes 3 405B Instruct: 6 Wins
Context Leader

Hermes 3 405B Instruct

131,072 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

GPT-4o-mini Search Preview

$0.15 / MTok
OpenAIactive

GPT-4o-mini Search Preview

GPT-4o mini Search Preview is a specialized model for web search in Chat Completions. It is trained to understand and execute web search queries.

View GPT-4o-mini Search Preview Full Specs โ†’
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 โ†’

Technical Specifications

๐Ÿ† = Superior Spec
SpecificationGPT-4o-mini Search PreviewHermes 3 405B Instruct
ProviderOpenAINous Research
Context Window128,000 tokens131,072 tokens๐Ÿ†
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment Modelmanaged apiself hostable
Production Stabilitystablestable
API AvailableYesYes
Released Date2025-03-122024-08-16

API Pricing Comparison

Input Price per Million Tokens

GPT-4o-mini Search Preview

$0.15

Hermes 3 405B Instruct

$1.00

Output Price per Million Tokens

GPT-4o-mini Search Preview

$0.60

Hermes 3 405B Instruct

$1.00

๐Ÿ’ก Cost Ratio: GPT-4o-mini Search Preview is 6.7x cheaper per input token than Hermes 3 405B Instruct.

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.

Benchmark Performance Metrics

Standardized Scores (0โ€“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
73.4%vs78.8%+5.4% Hermes 3 405B Instruct
GPT-4o-mini Search Preview
Hermes 3 405B Instruct ๐Ÿ†
HumanEvalPython coding & logic synthesis
69.6%vs77.0%+7.4% Hermes 3 405B Instruct
GPT-4o-mini Search Preview
Hermes 3 405B Instruct ๐Ÿ†
MATHComplex mathematical problem solving
42.8%vs54.2%+11.4% Hermes 3 405B Instruct
GPT-4o-mini Search Preview
Hermes 3 405B Instruct ๐Ÿ†
GPQAGraduate-level expert reasoning
30.2%vs39.6%+9.4% Hermes 3 405B Instruct
GPT-4o-mini Search Preview
Hermes 3 405B Instruct ๐Ÿ†
HellaSwagCommonsense reasoning and inference
77.4%vs81.8%+4.4% Hermes 3 405B Instruct
GPT-4o-mini Search Preview
Hermes 3 405B Instruct ๐Ÿ†
MT-BenchMulti-turn conversation flow quality
8.0%vs8.4%+0.4% Hermes 3 405B Instruct
GPT-4o-mini Search Preview
Hermes 3 405B Instruct ๐Ÿ†

GPT-4o-mini Search Preview Quirks & Gotchas

No developer gotchas reported.

Hermes 3 405B Instruct Quirks & Gotchas

No developer gotchas reported.

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