Hermes 3 405B Instruct vs KAT-Coder-Pro V2
Detailed technical comparison between Hermes 3 405B Instruct (Nous Research) and KAT-Coder-Pro V2 (Kuaishou). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.
Comparison Snapshot
KAT-Coder-Pro V2
262,144 tokensTie
Equal CapabilityTie
Equal SpeedKAT-Coder-Pro V2
$0.30 / MTokHermes 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...
KAT-Coder-Pro V2
KAT-Coder-Pro V2 is the latest high-performance model in KwaiKAT’s KAT-Coder series, designed for complex enterprise-grade software engineering and SaaS integration. It builds on the agentic coding strengths of earlier versions,...
Technical Specifications
🏆 = Superior Spec| Specification | Hermes 3 405B Instruct | KAT-Coder-Pro V2 |
|---|---|---|
| Provider | Nous Research | Kuaishou |
| Context Window | 131,072 tokens | 262,144 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 | 2026-03-27 |
API Pricing Comparison
Input Price per Million Tokens
Hermes 3 405B Instruct
$1.00
KAT-Coder-Pro V2
$0.30
Output Price per Million Tokens
Hermes 3 405B Instruct
$1.00
KAT-Coder-Pro V2
$1.20
💡 Cost Ratio: KAT-Coder-Pro V2 is 3.3x 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 (0–100%)Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.
Hermes 3 405B Instruct Quirks & Gotchas
No developer gotchas reported.
KAT-Coder-Pro V2 Quirks & Gotchas
No developer gotchas reported.
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