Sample Architectures with $200 Credit

Architecture 1: Simple Web Application - $80-120/6 months

Use Case: Personal blog, portfolio website, startup MVP

Components: Architecture-1

Cost Breakdown (Optimized):

  • CloudFront: $2/month × 6 = $12
  • S3: $0.17/month × 6 = $1
  • ALB: $16.51/month × 6 = $99
  • EC2 t3.micro (1 instance): $7.59/month × 6 = $45.50
  • RDS db.t3.micro Single-AZ: $12.41/month × 6 = $74.50
  • Total: ~$232 (You can consider ditching ALB and running Single AZ if the cost is too high)

Architecture 2: Serverless Application - $60-100/6 months

Use Case: API backend, microservices, event-driven apps

Components: Architecture-1

Cost Breakdown:

  • Assumptions: ~1000 prompts/month, Haiku 3 model, 500 tokens average
  • CloudFront: $4.75/month × 6 = $28.50
  • Amplify (S3): $0.17/month × 6 = $1
  • Lambda: $0.83/month × 6 = $5
  • Bedrock (Haiku 3): $0.75/month × 6 = $4.50
  • DynamoDB: $2.50/month × 6 = $15
  • Cognito: Free tier = $0
  • CloudWatch: $0.50/month × 6 = $3
  • SNS (optional): $0.50/month × 6 = $3
  • Total: ~$60 ✅

Advantages:

  • Very cost-effective
  • Auto-scaling
  • No server management
  • High availability