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Claude 3 Sonnet vs Hermes 3 405B Instruct

Detailed technical comparison between Claude 3 Sonnet (Anthropic) 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

Claude 3 Sonnet: 2 WinsvsHermes 3 405B Instruct: 4 Wins
Context Leader

Claude 3 Sonnet

200,000 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

Hermes 3 405B Instruct

$1.00 / MTok
Anthropicdeprecated

Claude 3 Sonnet

Claude 3 Sonnet was Anthropic's balanced standard model in the first Claude 3 generation, optimized for a combination of response speed and general-purpose capabilities across writing, summarization, and question answering. Released in March 2024 alongside Opus and Haiku, it occupied the mid-tier positioning in the Claude 3 lineup. Claude 3 Sonnet has since been deprecated, and current use cases requiring similar capability-to-cost balance are best served by the Claude 4 Sonnet series, which offers substantially improved reasoning, context handling, and instruction following at competitive pricing.

View Claude 3 Sonnet 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
SpecificationClaude 3 SonnetHermes 3 405B Instruct
ProviderAnthropicNous Research
Context Window200,000 tokens๐Ÿ†131,072 tokens
Agent SuitabilityN/AN/A
Time to First Token (TTFT)N/AN/A
Deployment ModelN/Aself hostable
Production Stabilitystablestable
API AvailableYesYes
Released Date2024-03-042024-08-16

API Pricing Comparison

Input Price per Million Tokens

Claude 3 Sonnet

$3.00

Hermes 3 405B Instruct

$1.00

Output Price per Million Tokens

Claude 3 Sonnet

$15.00

Hermes 3 405B Instruct

$1.00

๐Ÿ’ก Cost Ratio: Hermes 3 405B Instruct is 3.0x cheaper per input token than Claude 3 Sonnet.

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
79.0%vs78.8%+0.2% Claude 3 Sonnet
Claude 3 Sonnet ๐Ÿ†
Hermes 3 405B Instruct
HumanEvalPython coding & logic synthesis
73.0%vs77.0%+4.0% Hermes 3 405B Instruct
Claude 3 Sonnet
Hermes 3 405B Instruct ๐Ÿ†
MATHComplex mathematical problem solving
41.0%vs54.2%+13.2% Hermes 3 405B Instruct
Claude 3 Sonnet
Hermes 3 405B Instruct ๐Ÿ†
GPQAGraduate-level expert reasoning
35.0%vs39.6%+4.6% Hermes 3 405B Instruct
Claude 3 Sonnet
Hermes 3 405B Instruct ๐Ÿ†
HellaSwagCommonsense reasoning and inference
89.0%vs81.8%+7.2% Claude 3 Sonnet
Claude 3 Sonnet ๐Ÿ†
Hermes 3 405B Instruct
MT-BenchMulti-turn conversation flow quality
8.2%vs8.4%+0.2% Hermes 3 405B Instruct
Claude 3 Sonnet
Hermes 3 405B Instruct ๐Ÿ†

Claude 3 Sonnet Quirks & Gotchas

No developer gotchas reported.

Hermes 3 405B Instruct Quirks & Gotchas

No developer gotchas reported.

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