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Open-Source LLM · cyankiwi

Hermes-4-14B-AWQ-4bit

Hermes-4-14B-AWQ-4bit is a quantized (4-bit) version of Nous Research's Hermes 4 reasoning model, based on Qwen 3 14B. It supports hybrid reasoning with explicit thinking chains, function calling, structured JSON outputs, and is trained on ~60B tokens emphasizing verified reasoning. The model is publicly available, non-gated, and licensed under Apache 2.0. This variant uses AWQ quantization to reduce memory footprint while preserving performance.

Source: HuggingFace — huggingface.co/cyankiwi/Hermes-4-14B-AWQ-4bit
3.6B
Parameters
apache-2.0
License (OSI-approved)
Unknown
Context (tokens)
559.3k
Downloads (30d)

Key facts

Objective fields from the source. Values we can't verify are shown as “Unknown” rather than guessed.

FieldValue
Developercyankiwi
Parameters3.6B
Context windowUnknown
Licenseapache-2.0 — OSI-approved
Modality / tasktext-generation
Gated on HuggingFaceNo
Downloads559.3k
Likes4
Last updated2025-09-04
Sourcecyankiwi/Hermes-4-14B-AWQ-4bit

What Hermes-4-14B-AWQ-4bit is

Hermes 4 14B is a 3.62B-parameter causal language model fine-tuned for instruction-following, reasoning, and tool use. The AWQ-4bit quantization reduces precision from BF16 to 4-bit, lowering VRAM requirements. The model uses ChatML prompt format with support for: (1) hybrid reasoning mode using <think>…</think> tags; (2) function/tool calling via <tool_call> tags; (3) structured output generation (JSON schemas with repair capability); (4) reduced refusal rates. Training incorporated ~5M samples across reasoning and general tasks. Context length not specified in card.

Quickstart

Run Hermes-4-14B-AWQ-4bit locally

Load the open weights with 🤗 Transformers and generate — the same model, self-hosted.

quickstart.pypython
from transformers import pipelinepipe = pipeline("text-generation", model="cyankiwi/Hermes-4-14B-AWQ-4bit")out = pipe("Explain retrieval-augmented generation in one sentence.",           max_new_tokens=128)print(out[0]["generated_text"])

Swap in vLLM or Ollama for production-grade serving. DEV.co can stand up the inference stack.

Deployment

How you'd run it

A typical self-hosted path — open weights, an inference server, your application.

DEV.co builds each layer — from GPU infrastructure to the application.

Best use cases

Complex problem-solving with reasoning transparency

Use Hermes 4 for tasks requiring multi-step reasoning (math, code debugging, logical deduction). The explicit <think> tags expose deliberation, enabling verification and iterative refinement. Hybrid mode allows trading speed vs. reasoning depth per query.

Agentic systems with function calling

Deploy in multi-turn agent loops where the model must select and invoke tools (APIs, calculators, databases). Native tool_call parsing in vLLM/SGLang and automatic tool-use training reduce integration overhead. Function definitions integrate cleanly with reasoning mode.

Structured output pipelines

Integrate into systems requiring reliable JSON output (data extraction, form filling, schema-based workflows). Hermes 4 is trained to produce valid JSON for given schemas and repair malformed objects, reducing downstream parsing errors.

Running & fine-tuning it

AWQ 4-bit quantization estimated at ~7–10 GB VRAM (for inference only; fine-tuning/LoRA requires additional overhead). BF16 full-precision requires ~28 GB. Optimized serving on multi-GPU nodes recommended for production (vLLM/SGLang with prefix caching). CPU inference possible via llama.cpp/Ollama but substantially slower. Context length not specified; assume typical 4k–8k (requires model card or technical report confirmation).

Model card does not explicitly document LoRA/QLoRA feasibility on AWQ 4-bit variant. Quantized models can be fine-tuned using QLoRA, but gradient accumulation and memory efficiency require careful tuning. Nous Research provides no LoRA adapter links or recipes in card. Recommend consulting arxiv:2508.18255 technical report or community forums (e.g., HuggingFace discussions) for validated fine-tuning configs. Full BF16 Hermes 4 may be easier for downstream training.

When to avoid it — and what to weigh

  • Real-time, ultra-low-latency inference — Even quantized, 14B models have higher latency than 7B alternatives. If <100ms response time is critical, consider smaller models or optimize serving strategy (e.g., speculative decoding, KV cache tuning).
  • Constrained single-GPU inference without optimization — AWQ 4-bit reduces VRAM but still requires ~7–10 GB (estimate). On older single GPUs or CPU-only setups, deployment requires quantization frameworks (llama.cpp, Ollama) or cloud inference. Verify available VRAM before self-hosting.
  • Task-agnostic baseline comparison — Hermes 4 is optimized for reasoning, tool use, and instruction-following. General-purpose benchmarks (MMLU, HELM) may not reflect its strengths. If benchmark-agnostic performance is your sole criterion, compare against general-purpose 14B models.
  • Scenarios requiring guaranteed output format without fallback — Despite training for JSON schema adherence, no model guarantees format compliance 100% of the time. Always implement output validation and fallback logic in production pipelines.

License & commercial use

Licensed under Apache 2.0 (apache-2.0), an OSI-approved permissive license. Permits commercial use, modification, and distribution with minimal restrictions. No gatekeeping or usage restrictions beyond Apache 2.0 terms.

Apache 2.0 is a permissive OSI license explicitly allowing commercial use, derivative works, and redistribution. No additional licensing from Nous Research or cyankiwi (uploader) is stated as required. However, the base model (NousResearch/Hermes-4-14B) and upstream dependency (Qwen 3 14B by Alibaba) inherit their own license terms—verify those separately. This AWQ quantization variant and the parent Hermes 4 model are both under Apache 2.0, so commercial deployment is permitted, but confirm base model license compatibility for production use.

DEV.co evaluation signals

Editorial assessment — not user reviews. Directional, with an explicit confidence level.

SignalAssessment
MaintenanceActive
DocumentationAdequate
License clarityClear
Deployment complexityModerate
DEV.co fitStrong
Assessment confidenceHigh
Security considerations

Model card does not claim or evaluate security posture. Considerations for deployment: (1) Model output should be treated as untrusted in safety-critical contexts (reasoning chains and function calls can hallucinate or produce incorrect logic); (2) Tool-use system design must validate all tool calls and responses independently; (3) No mention of adversarial robustness testing or jailbreak evaluation (RefusalBench tests helpfulness, not safety boundaries); (4) Quantization (AWQ 4-bit) may affect output reliability vs. full precision—test in target domain; (5) Reduce refusal rates (per card) may require explicit content policy tuning per deployment. Implement output validation, rate limiting, and audit logging for production use.

Alternatives to consider

Nous Research Hermes-2-Theta-70B or Hermes-4-70B

Same family, larger capacity (70B), stronger reasoning and multi-turn performance. Trade: higher compute cost, but better accuracy on complex tasks if VRAM/cost permits.

DeepSeek R1 or OpenAI o1-mini

Comparable reasoning-focused models. DeepSeek R1 is open-source; o1-mini is commercial. Both support chain-of-thought and tool use; o1-mini has proprietary training advantages but requires API dependency.

Mistral 7B Instruct or Llama 2 13B

Smaller alternatives for resource-constrained deployments. Lower latency and memory; trade-off: reduced reasoning depth and no native hybrid-mode support. Suitable if reasoning transparency is not critical.

Software development agency

Ship Hermes-4-14B-AWQ-4bit with senior software developers

Hermes-4-14B-AWQ-4bit combines compact 4-bit quantization with frontier reasoning capabilities. Integrate with vLLM or SGLang for production inference, or explore managed endpoints (Nous Portal, Chutes, Nebius, Luminal). Consult the technical report for benchmarks and fine-tuning guidance. Contact our team to architect a custom reasoning pipeline tailored to your domain.

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Hermes-4-14B-AWQ-4bit FAQ

Can I use this model for commercial applications?
Yes. Hermes-4-14B-AWQ-4bit is licensed under Apache 2.0, which permits commercial use, modification, and redistribution. However, verify the upstream base model (Qwen 3 14B) license terms for full compliance. No additional licensing from Nous Research or cyankiwi is required beyond Apache 2.0.
How much VRAM do I need to run this locally?
The AWQ 4-bit quantization requires approximately 7–10 GB VRAM for inference (estimate; verify with your deployment framework). BF16 full precision requires ~28 GB. For multi-GPU serving in production, use vLLM or SGLang with tensor parallelism. CPU inference is possible via llama.cpp or Ollama but is significantly slower.
Does this model support function calling and structured output out of the box?
Yes. The model is trained for function/tool calling (emitted as <tool_call> JSON tags) and structured JSON schema adherence. vLLM and SGLang have built-in Hermes tool parsers for automatic parsing. No additional training is required for basic tool-use workflows, but always validate outputs in production.
What is the context length for this model?
Not clearly stated in the model card. Hermes 4 supports 'long context' per tags, but exact length (tokens) is not specified. Check the arxiv technical report (2508.18255) or consult Nous Research documentation. Assume 4k–8k as a baseline until verified.

Software developers & web developers for hire

Adopting Hermes-4-14B-AWQ-4bit is usually one piece of a larger software development effort. As a software development agency, DEV.co provides software development services and web development expertise — pairing senior software developers and web developers with your team to design, build, and operate open-source llms software in production.

Ready to Deploy Hermes 4 Reasoning at Scale?

Hermes-4-14B-AWQ-4bit combines compact 4-bit quantization with frontier reasoning capabilities. Integrate with vLLM or SGLang for production inference, or explore managed endpoints (Nous Portal, Chutes, Nebius, Luminal). Consult the technical report for benchmarks and fine-tuning guidance. Contact our team to architect a custom reasoning pipeline tailored to your domain.