Tutorials & Walkthroughs

InstantGPU Guides

URL: /docs/guides/

Follow practical tutorials for building and deploying AI workloads on InstantGPU.

Whether you are serving open-source large language models, running high-throughput image generation pipelines, setting up vector search with RAG, or hardening containerized deployments for production traffic, our comprehensive walkthroughs guide you from zero to production.

Deploy an LLM #

Learn how to deploy a large language model and expose it for inference with an OpenAI-compatible API.

You'll learn:

1. GPU Selection

Match model parameters to VRAM: 8B models on RTX 4090 (24GB), 70B models on 4x A100 or H100 with Tensor Parallelism.

2. Model Deployment

One-click vLLM server deployment directly pulling weights from Hugging Face Hub.

3. Runtime Configuration

Configuring context length (e.g. 8k to 128k tokens), max concurrency, and PagedAttention KV cache parameters.

4. Inference Requests

Streaming responses with SSE and structured JSON outputs via OpenAI SDK or REST requests.

5. Production Considerations

Continuous batching, FP8 quantization, rate limiting, and zero-downtime weight updates.

Python OpenAI Client Example
from openai import OpenAI

client = OpenAI(
    base_url="https://api.instantgpu.ai/v1",
    api_key="YOUR_INSTANTGPU_API_KEY"
)

response = client.chat.completions.create(
    model="meta-llama/Meta-Llama-3.1-8B-Instruct",
    messages=[
        {"role": "system", "content": "You are an AI assistant deployed on InstantGPU."},
        {"role": "user", "content": "Explain how PagedAttention speeds up LLM inference."}
    ],
    temperature=0.7,
    max_tokens=512
)

print(response.choices[0].message.content)

Deploy Image Generation #

Set up an image-generation workload and connect it to an application. Deploy state-of-the-art models like Flux.1 Schnell/Dev or Stable Diffusion XL with TensorRT acceleration to achieve sub-second image synthesis with REST endpoint triggers.

Deploy Video Generation #

Configure GPU infrastructure for AI video-generation workloads. Run memory-intensive diffusion video pipelines (CogVideoX, Wan2.1, SVD, and AnimateDiff) requiring high VRAM GPUs like the NVIDIA A100 (80GB) or H100 with offloading and temporal attention optimizations.

Build an Embeddings & RAG Application #

Generate embeddings and connect them to a retrieval workflow. Learn how to deploy Text Embeddings Inference (TEI) with high throughput, ingest markdown and PDF documents, store dense vectors in vector databases, and execute semantic retrieval augmented generation.

Deploy vLLM #

Deploy an LLM using vLLM for efficient model serving. vLLM is the gold standard for high-throughput serving with PagedAttention, chunked prefill, and dynamic continuous batching.

vLLM Docker Deployment Command
docker run --gpus all -d -p 8000:8000 \
  -v ~/.cache/huggingface:/root/.cache/huggingface \
  --ipc=host \
  vllm/vllm-openai:latest \
  --model meta-llama/Meta-Llama-3-8B-Instruct \
  --max-model-len 8192 \
  --gpu-memory-utilization 0.92

Deploy ComfyUI #

Launch a GPU-powered ComfyUI environment for image-generation workflows. Connect to the graphical node interface in your browser, install custom nodes via ComfyUI-Manager, load custom checkpoint models, and trigger workflow graphs programmatically via WebSocket and REST APIs.

Deploy a Custom Docker Image #

Bring your own container and run a custom AI environment on InstantGPU. Configure registry credentials, set resource limits, specify port mappings, and automate updates via webhooks whenever new container tags are pushed.

Production Deployment #

Learn how to prepare your AI workload for production traffic, monitoring, scaling, and reliability:

Health Checks & Liveness Probes

Configure HTTP /health and /live endpoints so the ingress router automatically replaces unresponsive GPU workers.

Autoscaling & Scale-to-Zero

Define min/max worker replicas and concurrency thresholds to handle traffic spikes smoothly while avoiding idle spend.

Observability & Metrics

Monitor GPU utilization, memory bandwidth, request queue latency, and TTFT (time to first token) with Grafana integrations.

Multi-Region High Availability

Distribute deployments across multiple availability zones and datacenters to ensure uninterrupted SLA uptime.

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