Gemini 2.5 Pro vs Hermes 3 405B Instruct
Detailed technical comparison between Gemini 2.5 Pro (Google) 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.
Comparison Snapshot
Gemini 2.5 Pro
1,048,576 tokensTie
Equal CapabilityTie
Equal SpeedHermes 3 405B Instruct
$1.00 / MTokGemini 2.5 Pro
Gemini 2.5 Pro is Google’s state-of-the-art AI model designed for advanced reasoning, coding, mathematics, and scientific tasks. It employs “thinking” capabilities, enabling it to reason through responses with enhanced accuracy...
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...
Technical Specifications
🏆 = Superior Spec| Specification | Gemini 2.5 Pro | Hermes 3 405B Instruct |
|---|---|---|
| Provider | Nous Research | |
| Context Window | 1,048,576 tokens🏆 | 131,072 tokens |
| Agent Suitability | 90/100 | N/A |
| Time to First Token (TTFT) | 450 ms | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-06-17 | 2024-08-16 |
API Pricing Comparison
Input Price per Million Tokens
Gemini 2.5 Pro
$1.25
Hermes 3 405B Instruct
$1.00
Output Price per Million Tokens
Gemini 2.5 Pro
$10.00
Hermes 3 405B Instruct
$1.00
💡 Cost Ratio: Hermes 3 405B Instruct is 1.3x cheaper per input token than Gemini 2.5 Pro.
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 (0–100%)Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.
Gemini 2.5 Pro Quirks & Gotchas
- ▸Legacy model — migrate to Gemini 3.1 Pro for better tool calling and lower latency
Hermes 3 405B Instruct Quirks & Gotchas
No developer gotchas reported.
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