Model Serving Architecture

Scalable infrastructure for serving machine learning models in production with high availability and low latency.

High Complexity

Technologies & Tools

TensorFlow ServingTorchServeSeldon CoreKubernetesRedisNginx

Architecture Flow

1

Request Reception

Receive inference requests via API

REST APIgRPCGraphQLLoad Balancer
2

Data Preprocessing

Transform input data for model consumption

Data ValidationFeature EngineeringNormalization
3

Model Inference

Execute model prediction

Model RuntimeGPU/CPU OptimizationBatch Processing
4

Post-processing

Transform model output and return response

Output FormattingConfidence ScoringResponse Caching

Use Cases

Real-time predictions
Recommendation systems
Computer vision APIs
Natural language processing
Fraud detection

Pros

Low latency inference
High throughput
Automatic scaling
Model versioning
A/B testing support

Cons

Resource intensive
Model loading overhead
Complex deployment
Monitoring challenges
Cost optimization

When to Use

Real-time inference
High throughput requirements
Production ML systems
API-based ML services
Low latency needs

Alternatives

Batch processingCloud ML servicesEdge deploymentCustom serving

Performance Metrics

Latency
Very Low (milliseconds)
Throughput
Very High (thousands of requests/sec)
Scalability
Excellent
Reliability
High
Cost
Medium to High

Key Trade-offs

Latency

Optimized for low-latency inference

Resource Usage

Models loaded in memory for fast access

Scalability

Horizontal scaling with load balancing

Category Information

Category
Model Serving
Complexity Level
High