GGUF
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spark-x2.5
llama.cpp
speculative-decoding
t4
cuda
colab
edge-deployment
conversational
Instructions to use gasschina/Spark-X2.5-4B-build-cpp 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 gasschina/Spark-X2.5-4B-build-cpp 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 gasschina/Spark-X2.5-4B-build-cpp:Q8_0 # Run inference directly in the terminal: llama cli -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
Install from WinGet (Windows)
winget install llama.cpp # Start a local OpenAI-compatible server with a web UI: llama serve -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0 # Run inference directly in the terminal: llama cli -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
Use pre-built binary
# Download pre-built binary from: # https://github.com/ggerganov/llama.cpp/releases # Start a local OpenAI-compatible server with a web UI: ./llama-server -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0 # Run inference directly in the terminal: ./llama-cli -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
Build from source code
git clone https://github.com/ggerganov/llama.cpp.git cd llama.cpp cmake -B build cmake --build build -j --target llama-server llama-cli # Start a local OpenAI-compatible server with a web UI: ./build/bin/llama-server -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0 # Run inference directly in the terminal: ./build/bin/llama-cli -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
Use Docker
docker model run hf.co/gasschina/Spark-X2.5-4B-build-cpp:Q8_0
- LM Studio
- Jan
- Ollama
How to use gasschina/Spark-X2.5-4B-build-cpp with Ollama:
ollama run hf.co/gasschina/Spark-X2.5-4B-build-cpp:Q8_0
- Unsloth Desktop
- Pi
How to use gasschina/Spark-X2.5-4B-build-cpp with Pi:
Start the llama.cpp server
# Install llama.cpp: brew install llama.cpp # Start a local OpenAI-compatible server: llama serve -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
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": "gasschina/Spark-X2.5-4B-build-cpp:Q8_0" } ] } } }Run Pi
# Start Pi in your project directory: pi
- Docker Model Runner
How to use gasschina/Spark-X2.5-4B-build-cpp with Docker Model Runner:
docker model run hf.co/gasschina/Spark-X2.5-4B-build-cpp:Q8_0
- Lemonade
How to use gasschina/Spark-X2.5-4B-build-cpp with Lemonade:
Pull the model
# Download Lemonade from https://lemonade-server.ai/ lemonade pull gasschina/Spark-X2.5-4B-build-cpp:Q8_0
Run and chat with the model
lemonade run user.Spark-X2.5-4B-build-cpp-Q8_0
List all available models
lemonade list
- Hermes Agent
How to use gasschina/Spark-X2.5-4B-build-cpp with Hermes Agent:
Start the llama.cpp server
# Install llama.cpp: brew install llama.cpp # Start a local OpenAI-compatible server: llama serve -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
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 gasschina/Spark-X2.5-4B-build-cpp:Q8_0
Run Hermes
hermes
- Atomic Chat
- OpenClaw
How to use gasschina/Spark-X2.5-4B-build-cpp with OpenClaw:
Start the llama.cpp server
# Install llama.cpp: brew install llama.cpp # Start a local OpenAI-compatible server: llama serve -hf gasschina/Spark-X2.5-4B-build-cpp:Q8_0
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 "gasschina/Spark-X2.5-4B-build-cpp:Q8_0" \ --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"
Upload scripts/oneclick_start.sh with huggingface_hub
Browse files- scripts/oneclick_start.sh +23 -11
scripts/oneclick_start.sh
CHANGED
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@@ -6,24 +6,27 @@
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# 用法(Colab 任意 cell):
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# !bash /content/drive/MyDrive/spark-t4/oneclick_start.sh
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#
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# 默认配置
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#
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# 实测: 显存
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#
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#
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# 换配置(示例):
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#
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#
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# (T4 上 1M 上下文物理放不下: 1M KV@q4_0 也需 13GB+,加权重必爆)
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# (草稿模式下 CTX>300k 会 OOM: 草稿 KV/计算缓冲继承主上下文)
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# ============================================================================
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set -euo pipefail
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BASE_DIR="/content/drive/MyDrive/spark-t4"
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MODEL_DIR="/content/spark-t4-models" # 模型永不进 Drive(会话重置后自动重下)
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export BASE_DIR MODEL_DIR
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export QUANT="${QUANT:-
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export CTX="${CTX:-262144}" # 256k: 草稿投机解码最优档; 无草稿可设 500000
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export PORT="${PORT:-8100}" # 8080 被 Colab 环境占用
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export NP="${NP:-1}"
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export BATCH="${BATCH:-512}"
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export UBATCH="${UBATCH:-512}"
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export EXTRA_ARGS="${EXTRA_ARGS:--np 1 -b 512 -ub 512 -fa on --alias spark-x2.5-4b}"
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export
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export DRAFT_MODEL="${DRAFT_MODEL:-/content/spark-t4-models/Spark-X2.5-1.7B-Q8_0.gguf}"
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export DRAFT_NMAX="${DRAFT_NMAX:-8}"
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export BUILD_JOBS="${BUILD_JOBS:-2}"
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TUNNEL="${TUNNEL:-1}" # 1=自动开公网隧道
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echo -e " 本机: http://127.0.0.1:$PORT/v1/chat/completions"
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[[ -n "$KEY" ]] && echo -e " Key: $KEY"
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echo -e " 上下文: $CTX tokens | 权重: $QUANT | KV: ${KVQ:-f16}"
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[[ -n "$DRAFT_MODEL" ]] && echo -e " 投机解码: 1.7B 草稿 draft-simple (实测 +41% ≈52 tok/s, 接受率 0.89)"
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[[ "$TUNNEL" == "1" ]] && echo -e " 公网: https://aitun.cc/$(grep -oE 'aitun\.cc/[A-Za-z0-9]+' /content/aitun-api-tunnel.log 2>/dev/null | tail -1 | cut -d/ -f2)/v1/chat/completions"
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echo -e " 流式: 请求体加 \"stream\": true"
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echo -e "
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echo -e "${CYAN}════════════════════════════════════════════════${NC}"
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else
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fail "自检未通过,查看: tail -30 $BASE_DIR/api-server.log"
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# 用法(Colab 任意 cell):
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# !bash /content/drive/MyDrive/spark-t4/oneclick_start.sh
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#
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# 默认配置 v5(2026-09-06, 用户指定 4bit+256k; 草稿经实测从 4bit 档移除):
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# Q4_K_M 权重裸跑 + CTX=262144(256k) + KV q4_0 + fa on + 别名 spark-x2.5-4b + 思考默认关
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# 实测: 显存 6.6GB/15GB(!余量8.8GB), 生成 48.75 tok/s, 预填充 790 tok/s
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# ⚠️ 4bit 不挂草稿: 4bit 量化噪声→草稿接受率 0.89→0.37-0.61, 实测反而 27 tok/s(慢一半)
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# 草稿留给 Q8_0 档: QUANT=Q8_0 自动挂 1.7B 草稿(52.3 tok/s, 11.8GB, 接受率 0.89)
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#
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# 换配置(示例):
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# 高质量+草稿: QUANT=Q8_0 !bash .../oneclick_start.sh (草稿@256k, 52.3 tok/s, 11.8GB)
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# 4bit 长上下文: CTX=500000 !bash .../oneclick_start.sh (实测 51.7 tok/s, 10.1GB, 草稿同样自动关)
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# 极限长上下文: QUANT=Q4_K_M CTX=786432 !bash .../oneclick_start.sh (14.3GB)
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# 强制开草稿(不建议 4bit): SPEC_TYPE=draft-simple !bash .../oneclick_start.sh
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# (T4 上 1M 上下文物理放不下: 1M KV@q4_0 也需 13GB+,加权重必爆)
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# (草稿模式下 CTX>300k 会 OOM: 草稿 KV/计算缓冲继承主上下文)
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# (思考模式默认关: aitun 隧道非流式请求 120s 硬超时, 开思考会 504; THINKING=on 恢复)
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# ============================================================================
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set -euo pipefail
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BASE_DIR="/content/drive/MyDrive/spark-t4"
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MODEL_DIR="/content/spark-t4-models" # 模型永不进 Drive(会话重置后自动重下)
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export BASE_DIR MODEL_DIR
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export QUANT="${QUANT:-Q4_K_M}" # 默认 4bit: 实际使用易超时→提速+省显存(用户指定 2026-09-06)
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export CTX="${CTX:-262144}" # 256k: 草稿投机解码最优档; 无草稿可设 500000
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export PORT="${PORT:-8100}" # 8080 被 Colab 环境占用
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export NP="${NP:-1}"
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export BATCH="${BATCH:-512}"
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export UBATCH="${UBATCH:-512}"
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export EXTRA_ARGS="${EXTRA_ARGS:--np 1 -b 512 -ub 512 -fa on --alias spark-x2.5-4b}"
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export SPEC_TYPE_DEFAULT=1
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# 草稿策略(按量化档自动): Q8_0 挂草稿(接受率0.89,+41%); 4bit 裸跑(接受率0.37-0.61,草稿反而慢一半)
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if [[ "$QUANT" == Q8* ]]; then
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export SPEC_TYPE="${SPEC_TYPE:-draft-simple}"
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else
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export SPEC_TYPE="${SPEC_TYPE:-none}"
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fi
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export DRAFT_MODEL="${DRAFT_MODEL:-/content/spark-t4-models/Spark-X2.5-1.7B-Q8_0.gguf}"
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export DRAFT_NMAX="${DRAFT_NMAX:-8}"
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export THINKING="${THINKING:-off}" # 思考默认关: aitun 隧道非流式 120s 硬超时→504防护; THINKING=on 恢复
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export BUILD_JOBS="${BUILD_JOBS:-2}"
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TUNNEL="${TUNNEL:-1}" # 1=自动开公网隧道
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echo -e " 本机: http://127.0.0.1:$PORT/v1/chat/completions"
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[[ -n "$KEY" ]] && echo -e " Key: $KEY"
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echo -e " 上下文: $CTX tokens | 权重: $QUANT | KV: ${KVQ:-f16}"
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[[ -n "$DRAFT_MODEL" && "$SPEC_TYPE" != "none" ]] && echo -e " 投机解码: 1.7B 草稿 draft-simple (Q8_0 实测 +41% ≈52 tok/s, 接受率 0.89)"
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[[ "$SPEC_TYPE" == "none" ]] && echo -e " 投机解码: 关闭(4bit 裸跑 48.75 tok/s; 草稿仅对 Q8_0 有正收益)"
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echo -e " 思考模式: $([[ "$THINKING" == "off" ]] && echo '默认关闭(网关504防护, 单请求可传 enable_thinking:true)' || echo '默认开启')"
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[[ "$TUNNEL" == "1" ]] && echo -e " 公网: https://aitun.cc/$(grep -oE 'aitun\.cc/[A-Za-z0-9]+' /content/aitun-api-tunnel.log 2>/dev/null | tail -1 | cut -d/ -f2)/v1/chat/completions"
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echo -e " 流式: 请求体加 \"stream\": true"
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echo -e " 开思考(单请求): 请求体加 \"chat_template_kwargs\":{\"enable_thinking\":true}"
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echo -e "${CYAN}════════════════════════════════════════════════${NC}"
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else
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fail "自检未通过,查看: tail -30 $BASE_DIR/api-server.log"
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