Text Generation
GGUF
English
llama.cpp
ternary
2-bit
tq1_0_g128
ptq1_0
ple
ngram
llama-cpp
Mixture of Experts
qwen3.8
flash-next
quantized
scion
conversational
Instructions to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with libraries, inference providers, notebooks, and local apps. Follow these links to get started.
- Notebooks
- Google Colab
- Kaggle
- Local Apps Settings
- llama.cpp
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with llama.cpp:
Install (macOS, Linux)
curl -LsSf https://llama.app/install.sh | sh # Start a local OpenAI-compatible server with a web UI: llama serve -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16 # Run inference directly in the terminal: llama cli -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Install from WinGet (Windows)
winget install llama.cpp # Start a local OpenAI-compatible server with a web UI: llama serve -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16 # Run inference directly in the terminal: llama cli -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Build from source code
git clone https://github.com/ggml-org/llama.cpp.git cd llama.cpp cmake -B build cmake --build build -j --target llama-app # Start a local OpenAI-compatible server with a web UI: ./build/bin/llama serve -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16 # Run inference directly in the terminal: ./build/bin/llama cli -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Use Docker
docker model run hf.co/SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
- Llama new
- LM Studio
- Jan
- vLLM
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with vLLM:
Install from pip and serve model
# Install vLLM from pip: pip install vllm # Start the vLLM server: vllm serve "SkyIsNotGreen/Scion-FlashNext-176B-A6B" # Call the server using curl (OpenAI-compatible API): curl -X POST "http://localhost:8000/v1/chat/completions" \ -H "Content-Type: application/json" \ --data '{ "model": "SkyIsNotGreen/Scion-FlashNext-176B-A6B", "messages": [ { "role": "user", "content": "What is the capital of France?" } ] }'Use Docker
docker model run hf.co/SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
- Ollama
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with Ollama:
ollama run hf.co/SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
- Unsloth Desktop
- Pi
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with Pi:
Start the llama.cpp server
# Install llama.cpp: brew install llama.cpp # Start a local OpenAI-compatible server: llama serve -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Configure the model in Pi
# Install Pi: npm install -g @earendil-works/pi-coding-agent # Add to ~/.pi/agent/models.json: { "providers": { "llama-cpp": { "baseUrl": "http://localhost:8080/v1", "api": "openai-completions", "apiKey": "none", "models": [ { "id": "SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16" } ] } } }Run Pi
# Start Pi in your project directory: pi
- Docker Model Runner
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with Docker Model Runner:
docker model run hf.co/SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
- Lemonade
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with Lemonade:
Pull the model
# Download Lemonade from https://lemonade-server.ai/ lemonade pull SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Run and chat with the model
lemonade run user.Scion-FlashNext-176B-A6B-F16
List all available models
lemonade list
- Hermes Agent
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with Hermes Agent:
Start the llama.cpp server
# Install llama.cpp: brew install llama.cpp # Start a local OpenAI-compatible server: llama serve -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Configure Hermes
# Install Hermes: curl -fsSL https://hermes-agent.nousresearch.com/install.sh | bash hermes setup # Point Hermes at the local server: hermes config set model.provider custom hermes config set model.base_url http://127.0.0.1:8080/v1 hermes config set model.default SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Run Hermes
hermes
- Atomic Chat
- OpenClaw
How to use SkyIsNotGreen/Scion-FlashNext-176B-A6B with OpenClaw:
Start the llama.cpp server
# Install llama.cpp: brew install llama.cpp # Start a local OpenAI-compatible server: llama serve -hf SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16
Configure OpenClaw
# Install OpenClaw: npm install -g openclaw@latest # Register the local server and set it as the default model: openclaw onboard --non-interactive --mode local \ --auth-choice custom-api-key \ --custom-base-url http://127.0.0.1:8080/v1 \ --custom-model-id "SkyIsNotGreen/Scion-FlashNext-176B-A6B:F16" \ --custom-provider-id llama-cpp \ --custom-compatibility openai \ --custom-text-input \ --accept-risk \ --skip-health
Run OpenClaw
openclaw agent --local --agent main --message "Hello from Hugging Face"
model card: add seven figures and the data/plot references
Browse files- .gitattributes +5 -0
- README.md +54 -0
- figures/flashnext-664-truncation.png +3 -0
- figures/flashnext-at-a-glance.png +3 -0
- figures/flashnext-capability.png +0 -0
- figures/flashnext-kld-gate.png +3 -0
- figures/flashnext-performance.png +0 -0
- figures/flashnext-q4x160-trade.png +3 -0
- figures/flashnext-quality-ab.png +3 -0
.gitattributes
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*.gguf filter=lfs diff=lfs merge=lfs -text
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*.gguf filter=lfs diff=lfs merge=lfs -text
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figures/flashnext-664-truncation.png filter=lfs diff=lfs merge=lfs -text
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figures/flashnext-at-a-glance.png filter=lfs diff=lfs merge=lfs -text
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figures/flashnext-kld-gate.png filter=lfs diff=lfs merge=lfs -text
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figures/flashnext-q4x160-trade.png filter=lfs diff=lfs merge=lfs -text
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README.md
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The name comes from grafting. A scion is the shoot grafted onto a rootstock, and
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here the trained corrections are grafted onto a 1.75 bpw ternary expert body.
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## Performance
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Measured with **Strata**, this project's own inference engine (a separate runtime from the
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- Protocol: four requests of one fixed prompt, run 1 warms and runs 2-4 report, `temperature=0`,
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timings from the engine's own record. The embedded corrections are applied; the file is unmodified.
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## Highlights
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- **One 57.62 GB file at 2.60 bpw, the smallest of three shipped containers.** The official FP8 release of the same model is 185.6 GB; the published community quants are 102 GB (ggml-org IQ4_NL), 92 GB (the only other ternary build, Mooney PQ2_0), 83.6 GB (GSQ-RCO IQ3_S), 75.8 GB (IQ3_XXS), 68.0 GB (IQ2_XS) and 66.4 GB (GSQ-RCO Q2_0). This is the smallest build of this model on the Hub we can see, **pruned or not**: the next smallest file is ISTA's **expert-pruned** coder IQ1_M at 58.4 GB, and the other two Scion files are 60.17 GB (Q4_0 table) and 65.80 GB (F16 body).
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- **[GitHub `sky-is-green/scion`](https://github.com/sky-is-green/scion)**: the source of truth for this work — the harness that produced the file, the port decisions, the measured traps and the negative register.
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- **Runtime**: [`sky-is-green/prism-ml-llama.cpp`](https://github.com/sky-is-green/prism-ml-llama.cpp/tree/qwen4exp-proto), branch `qwen4exp-proto`, a fork of Prism ML's llama.cpp with the PQ2_0/PTQ1_0 expert containers and the Q4X160/Q4_0 PLE tables, the qwen4exp architecture, the `ffn_moe_out` virtual target, embedded-adapter support and PLE table handling.
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- **[Discussions](https://huggingface.co/SkyIsNotGreen/Scion-FlashNext-176B-A6B/discussions)**: questions, test reports and failures are all welcome.
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## Model Overview
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(experts untouched; the table stream in it is the prebuilt
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`work/tmp-export/q4x160-table.bin`, sha256 `915bae37…3015`).
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## Best Practices
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### Generation Parameters
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teacher mass), so the support fit is what was trained; the tail is nearly
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inert by design.
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### Community benchmark: released Q6K vs ISTA GSQ-RCO Q2_0
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Measured 2026-10-06 in one A100-SXM4-80GB session (US-WA-1) with
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their model card, uses a different suite, and was **not measured here** — it is
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context, not an A/B result.
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### Decision-arm benchmark: 664-task reasoning/code suite (2026-10-09)
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The project's community arms (`experiments/cascade/community_eval.py`) run on
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generation), and the train-code think-harder drop (53.9%) is the same
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truncation effect at its worst.
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Two fork-side fixes were needed to run the suite end-to-end: the server's
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prompt cache disabled (`--cache-ram 0`, its eviction path faults with the
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hybrid GDN KV) and the embedding read width corrected. The measurements ran on
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table and corrections are byte-identical to the F16-body file), and the two
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scores are within the suite's noise band.
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### Generation proof (temperature 0, 32 tokens)
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| prompt | output |
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The name comes from grafting. A scion is the shoot grafted onto a rootstock, and
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here the trained corrections are grafted onto a 1.75 bpw ternary expert body.
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+

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+
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*The default file is 57.62 GB: 26.42 GB of PTQ1_0 experts, 26.24 GB of Q4X160
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n-gram table, and 4.95 GB of body, corrections and headers. It is 3.2x smaller
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than the 185.6 GB FP8 release and smaller than every published community quant
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below, including the expert-pruned coder IQ1_M.*
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## Performance
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Measured with **Strata**, this project's own inference engine (a separate runtime from the
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- Protocol: four requests of one fixed prompt, run 1 warms and runs 2-4 report, `temperature=0`,
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timings from the engine's own record. The embedded corrections are applied; the file is unmodified.
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*Measured on the local two-card box: 80.5-80.8 tok/s generation, 12.4 ms/token,
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2.3-2.4 tokens per pipeline window. This is the 60.17 GB Q4_0-table file; the
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57.62 GB default is not measured on this box yet.*
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## Highlights
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- **One 57.62 GB file at 2.60 bpw, the smallest of three shipped containers.** The official FP8 release of the same model is 185.6 GB; the published community quants are 102 GB (ggml-org IQ4_NL), 92 GB (the only other ternary build, Mooney PQ2_0), 83.6 GB (GSQ-RCO IQ3_S), 75.8 GB (IQ3_XXS), 68.0 GB (IQ2_XS) and 66.4 GB (GSQ-RCO Q2_0). This is the smallest build of this model on the Hub we can see, **pruned or not**: the next smallest file is ISTA's **expert-pruned** coder IQ1_M at 58.4 GB, and the other two Scion files are 60.17 GB (Q4_0 table) and 65.80 GB (F16 body).
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- **[GitHub `sky-is-green/scion`](https://github.com/sky-is-green/scion)**: the source of truth for this work — the harness that produced the file, the port decisions, the measured traps and the negative register.
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- **Runtime**: [`sky-is-green/prism-ml-llama.cpp`](https://github.com/sky-is-green/prism-ml-llama.cpp/tree/qwen4exp-proto), branch `qwen4exp-proto`, a fork of Prism ML's llama.cpp with the PQ2_0/PTQ1_0 expert containers and the Q4X160/Q4_0 PLE tables, the qwen4exp architecture, the `ffn_moe_out` virtual target, embedded-adapter support and PLE table handling.
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- **[Discussions](https://huggingface.co/SkyIsNotGreen/Scion-FlashNext-176B-A6B/discussions)**: questions, test reports and failures are all welcome.
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+
- **Figures**: the plots in this card are generated from
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`moe/results/qwen4exp/flashnext-card-data.json` by
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`moe/plot_flashnext_card.py` in the GitHub repo.
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## Model Overview
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(experts untouched; the table stream in it is the prebuilt
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`work/tmp-export/q4x160-table.bin`, sha256 `915bae37…3015`).
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+

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*Q4X160 cuts the table from 28.8 GB to 26.24 GB and the file from 60.17 GB to
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57.62 GB, at +0.41% PPL, -0.0001 KLD, 0.00 HellaSwag and +0.25 Winogrande.
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Q3X32 is 6.41 GB smaller but costs +1.30% PPL and +0.0108 KLD, so it stays a
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fallback and is not shipped.*
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## Best Practices
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### Generation Parameters
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teacher mass), so the support fit is what was trained; the tail is nearly
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inert by design.
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+

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+
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*The released step-3000 has mean KLD 0.5800; the step-4000 extension is
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flat/worse at 0.5880 and is not shipped. 92.9% of the mean is the top-512
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support fit, 4.7% marginal and 2.5% tail.*
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+
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### Community benchmark: released Q6K vs ISTA GSQ-RCO Q2_0
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Measured 2026-10-06 in one A100-SXM4-80GB session (US-WA-1) with
|
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their model card, uses a different suite, and was **not measured here** — it is
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context, not an A/B result.
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+

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+
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*Same harness, same 400 tasks. Blue = Scion, grey = ISTA; whiskers are the
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published CIs (PPL ±0.032/±0.033, Winogrande ±2.09/±2.18; HellaSwag has no
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published CI). Scion trails ISTA on PPL by 4.2%, ties on HellaSwag (paired
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p = 0.83), and leads on Winogrande by 2.75 points (paired p = 0.22, not
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conclusive). The size difference is 6.2 GB, or 8.8 GB with the Q4X160 table.*
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+
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### Decision-arm benchmark: 664-task reasoning/code suite (2026-10-09)
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The project's community arms (`experiments/cascade/community_eval.py`) run on
|
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generation), and the train-code think-harder drop (53.9%) is the same
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truncation effect at its worst.
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+

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+
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*The headline is a floor, not a capability number. "Completed" means the record
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finished inside the fixed token cap; it is not the model choosing to answer. On
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think-harder, 175 of the 178 cap-hit records emitted no final answer because the
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2048-token cap stopped the thinking trace before the answer; the gen arm hit the
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700-token cap on 16% of records but left no record without an answer. Scoring
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only records that completed inside the cap gives 82.6% / 91.8%; including
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cap-hit records gives the 69.4% / 67.6% floor. A fair capability number needs a
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+
larger thinking budget.*
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+
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Two fork-side fixes were needed to run the suite end-to-end: the server's
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prompt cache disabled (`--cache-ram 0`, its eviction path faults with the
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hybrid GDN KV) and the embedding read width corrected. The measurements ran on
|
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table and corrections are byte-identical to the F16-body file), and the two
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scores are within the suite's noise band.
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+

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+
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*Q6_K scores 15/20 and F16 14/20; code and logic are 1/3 each in both. The
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Q6_K body requantises only the body; the experts, table and corrections are
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byte-identical to the F16-body file.*
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+
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### Generation proof (temperature 0, 32 tokens)
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| prompt | output |
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figures/flashnext-664-truncation.png
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Git LFS Details
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figures/flashnext-at-a-glance.png
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figures/flashnext-capability.png
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figures/flashnext-kld-gate.png
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figures/flashnext-performance.png
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figures/flashnext-q4x160-trade.png
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Git LFS Details
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figures/flashnext-quality-ab.png
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Git LFS Details
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