Stack Cost AI

Pipeline Orchestrationprofessional stack.

For each requirement below, pick the option that fits your build — recommended first, then free and cheaper alternatives — or skip what your project doesn't need. Tap the info icon next to any requirement to see why it matters.

Orchestrator Core

Pricing & free-tier limitsAirflow OSS Free self-hosted | MWAA $0.55/hr env (~$396/mo) + $0.013/vCPU-hr + $0.0068/GB-hr | Astronomer Standard $550/mo per env + $0.18 per Astro Unit-hr, Scale $2000/mo | Dagster Cloud Free 1M events/mo + 3 seats, Pro $300/mo + $0.25 per 1K runs over, Insights $0.10 per 10K events overage

Scheduler / Cron Engine

Pricing & free-tier limitsLinux Cron Free | GitHub Actions Cron 2K mins/mo Free then $0.008/min | EventBridge Scheduler Free 14M invocations then $1.00 per 1M reqs over | Temporal Cloud $25/mo + $0.20 per 1K scheduled actions over 100K

Metadata Database (Airflow / Dagster metastore)

Pricing & free-tier limitsSelf-hosted Free + compute | Neon Free 0.5GB storage + 100 CU-hrs/mo then Scale $19/mo 10GB + $0.12/CU-hr over | Supabase Free 500MB then $25/mo 8GB + $0.21/GB over | RDS db.t3.micro $15/mo, db.r6g.large $220/mo + $0.115/GB-mo storage, Snapshot $0.095/GB-mo

Worker Execution / Compute (Celery / K8s Executor)

Pricing & free-tier limitsDocker Compose Free | ECS Fargate Spot $0.0124/vCPU-hr + $0.00138/GB-hr (70% off) | EKS Control Plane $73/mo + EC2 Spot m6i.large $0.03/hr, Fargate $0.04/vCPU-hr | GKE Autopilot $0.0445/vCPU-hr + $0.0049/GB-hr + $0.10/hr mgmt fee

Artifact Storage for DAG Definitions & Code

Pricing & free-tier limitsLocal FS Free | MinIO OSS Free + disk | R2 Free 10GB storage + 10M Class A + 50M Class B ops/mo, then $0.015/GB-mo storage | S3 $0.023/GB-mo first 50TB, PUT $0.005/1K, GET $0.0004/1K, Egress $0.09/GB first 10TB over free tier

Log Aggregation for Task Logs

Pricing & free-tier limitsLoki OSS Free self-hosted | CloudWatch Free 5GB ingest + 5GB archive then $0.50/GB ingest + $0.03/GB-mo archive, $0.50/GB scan Logs Insights | Datadog Free 1GB/day trial then $0.10/GB ingest + $1.70 per 1M events indexed over 100, + $0.10/GB retention over

Monitoring for DAG Runs (Uptime, Duration)

Pricing & free-tier limitsPrometheus/Grafana OSS Free | Grafana Cloud Free 10K metrics + 50GB logs + 50GB traces then Pro $8/user/mo + $8 per 1K metrics over | AMP $0.90 per 1M ingested samples free 40M samples query, AMG $9/editor/mo | Datadog Infra Enterprise $23/host/mo + APM $34/host-mo + $0.20/1K spans overage

Alerting / Incident Management

Pricing & free-tier limitsSlack Webhook Free | SES Free 3K msgs/mo then $0.10 per 1K | Opsgenie Free 5 users + 1K SMS mins then Standard $29/user/mo + $0.30/SMS overage, Enterprise $71/user/mo | PagerDuty Free 1 user, Pro $41/user/mo + $0.25/SMS + $0.10/email over 500/mo

Secrets Management for Pipeline Credentials

Pricing & free-tier limitsSOPS/Env Free | Doppler Free 25 secrets 1 project then Team $18/user/mo 500 secrets + $0.05/secret over | AWS Secrets $0.40/secret/mo + $0.05 per 10K API calls, Free 30 days | HCP Vault $0.03/hr cluster ~$22/mo + $0.03 per 10K txns, Dedicated $0.48/hr ~$350/mo

CI/CD for DAG Deployment

Pricing & free-tier limitsJenkins OSS Free | GitHub Actions Free 2000 Linux mins + 500MB storage then $0.008/min Linux + $0.25/GB-mo overage | GitLab Free 400 CI mins then Premium $29/user/mo + $0.008/min over | CircleCI Free 6000 credits then Scale $35/mo + $0.06/credit over, $0.10/GB egress over

Backup for Orchestrator Metadata DB

Pricing & free-tier limitspg_dump Free + S3 storage $0.023/GB-mo | AWS Backup $0.05/GB-mo warm backup + $0.02/GB-mo warm + $0.03 restore over | RDS Snapshot Free up to DB size 7-day retention + $0.095/GB-mo over, PITR storage $0.095/GB-mo | Veeam $18 per instance/mo + $0.05/GB-mo overage

Dependency Management & Lineage Tracking

Pricing & free-tier limitsdbt Core/Marquez OSS Free | dbt Cloud Developer Free 1 seat + 300 models/mo then Team $100/user/mo + $0.02 per model run over 5000 | DataHub Free 1M events then Team $250/mo + $0.30 per 1K ops over | Atlan Team $25K/yr base + $0.50/GB lineage storage over

Message Queue / Event Bus (Event-driven DAG triggers)

Pricing & free-tier limitsRabbitMQ/Redis OSS Free | SQS Free 1M req/mo then $0.40 per 1M + $0.50/M SNS, EventBridge $1 per 1M events over free 14M | Confluent Standard $0.15/CCU-hr (~$108/mo) + $0.20/GB ingress + $0.11/GB egress over, storage $0.10/GB-mo

Container Registry for Custom Worker Images

Pricing & free-tier limitsGHCR Free 500MB storage + 1GB transfer, Docker Hub Free 1 private repo + 200 pulls/6hr then Pro $5/mo | ECR $0.10/GB-mo storage 500MB free, $0.09/GB egress 1GB free, $0.20 per 10K API calls over free, transfer $0.09/GB over

Version Control Hosting for DAGs (Git)

Pricing & free-tier limitsGitHub Free unlimited repos 500MB packages + 2000 Actions mins then Team $4/user/mo 3000 mins + $0.008/min over | Bitbucket Free 5 users then $3.30/user/mo + $0.01/min over | GitHub Enterprise $21/user/mo + 50K mins, $0.01 storage/GB over

IaC Provisioning for Orchestrator (Terraform)

Pricing & free-tier limitsTerraform OSS/OpenTofu Free | Pulumi Free 1 org + 1000 mins + 1M managed hrs then Team $75/mo 10 seats + $0.10/cred-hr over | Terraform Cloud Free 500 resources then Team $70/mo + $0.00014/resource-hr over 2500, Business $149/org/mo + $0.003/state over 1000 runs

Metrics Store (Task Duration, Success Rate, Latency)

Pricing & free-tier limitsPrometheus OSS Free | Grafana Cloud Free 10K metrics + 50GB logs then Pro $8/user/mo + $8 per 1K active metrics over 15K + $0.50/GB ingest over | AMP Free 40M samples query then $0.90/M ingested over + $0.04/M query over | Datadog Metrics $0.05 per 100 custom metrics over 100 included

State Store / XCom Backend

Pricing & free-tier limitsPostgres XCom Free | Redis OSS Free | ElastiCache Serverless Free 500MB then $0.30/GB-hr + $0.20 per 1M ECPUs over free 1M | DynamoDB Free 25GB + 25 RCU/WCU then $0.25/GB-mo + $0.471 per M WCU over, Redis Cloud $5/mo 100MB then Pro $0.90/GB-hr + $0.10/10K ops over

Distributed Lock / Concurrency Control

Pricing & free-tier limitsPostgres locks Free | Redis OSS/etcd OSS Free | DynamoDB Free 25GB + 25 WCU then $0.25/GB-mo + $0.47/M writes over 1M | Aiven Kafka+ZK Startup $129/mo 2GB RAM, HCP Consul $0.05/hr cluster ~$36/mo + $0.10 per 10K reads over

API Gateway for Pipeline Triggers (REST/Webhook)

Pricing & free-tier limitsNGINX/Kong OSS Free | Cloudflare Workers Free 100K req/day then $0.15/M over | API Gateway HTTP Free 1M calls/mo 12mo then $1.00 per M + $0.09/GB + $3.50/M cache over | Kong Enterprise $250/mo per gateway node + $0.025 per 1K reqs over 5M included

Authentication & RBAC (SSO for Orchestrator UI)

Pricing & free-tier limitsKeycloak OSS Free | Auth0 Free 7.5K MAU + unlimited machine-to-machine then $35/mo 500 MAU + $0.15 per MAU over 1K + $0.02 per MFA over | Okta Starter $200/mo 250 MAU + $8 per workforce user/mo + $0.35 per MAU over, Enterprise from $850/mo

Data Quality Validation Infrastructure

Pricing & free-tier limitsGE/Soda Core/Deequ OSS Free | Soda Cloud Free 10 datasets + 100 tests then Team $500/mo 50 datasets + $10 per dataset over | Elementary Cloud Free 2 env + Team $360/mo + $0.15 per test over 5K | Monte Carlo $35K/yr starter 250 tables + $70 per extra table, $0.20/GB scanned overage

Audit Logs WORM for Pipeline Executions (Compliance)

Pricing & free-tier limitsS3 Object Lock Free feature + storage $0.023/GB-mo normal, PUT $0.005/1K | CloudTrail First trail Free then $2.00 per 100K mgmt events over, Lake $0.20/GB ingested + $0.023/GB-mo storage 7yr retention + $0.005 per GB query scanned over 10GB

Service Discovery / Internal DNS for Workers

Pricing & free-tier limitsCoreDNS/Kube-DNS Free | Cloud Map $0.10 per 1K Discover API calls over free 1M then $0.10 per namespace-mo + Route53 PHZ $0.50/zone/mo + $0.40 per M queries over | Consul HCP $0.03/hr cluster ~$22/mo + $0.10 per 10K reads over free 1M

Auto-scaling for Workers (KEDA / HPA / Karpenter)

Pricing & free-tier limitsKEDA/HPA OSS Free | ECS Auto Scaling Free (pay compute Fargate $0.04/vCPU-hr) | Spot.io Ocean Free 1 cluster up to 20 vCPU then $0.018/vCPU-hr fee on savings + compute, overage $0.02/vCPU-hr, Karpenter OSS Free + EC2 spot savings up to 70%

Tracing (OpenTelemetry for DAG Tasks)

Pricing & free-tier limitsJaeger/Tempo/Zipkin OSS Free | X-Ray Free 100K traces/mo + 500K service map invocations then $5.00 per 1M traces over, $0.01 per 100K retrievals | Honeycomb Free 20M events/mo then Pro $100/mo includes 100M events + $0.10 per M over | Datadog APM $0.20 per 1K spans over 1K included per host

Dead Letter Queue & Retry Infrastructure

Pricing & free-tier limitsRabbitMQ DLX Free | SQS DLQ Free tier same as SQS 1M req/mo free then $0.40 per M reqs over | Step Functions $0.025 per 1K state transitions free 4K/mo then $0.025 per 1K over | Temporal Cloud DLQ included, Actions $0.00002 each over 5M, Retries free

Environment Management (dev/staging/prod orchestrators)

Pricing & free-tier limitsCompose/Env Free | GitHub Environments Free on public + Team $4/user/mo + protected envs | Doppler Free 25 secrets 1 env then Team $18/user/mo unlimited envs + $0.06/env over 20 | Harness $50/user/mo Pro + $200/mo per env pack over 10 envs, Spacelift $200/mo + $0.05 per runner min over

Cost Tracking & Attribution (FinOps for Pipelines)

Pricing & free-tier limitsOpenCost Free | Kubecost Free 1 cluster 15-day retention then Team $600/mo per cluster up to 20K container-hrs + $0.05/container-hr over | AWS CE Free + CU Reports $0.01/1K lines + Data Exports $0.01/GB over | CloudHealth Trial then $0.01 per $1 AWS spend min $2K/mo + $0.50 per resource over 10K

Data Catalog / Metadata Platform Hook

Pricing & free-tier limitsOpenMetadata/DataHub OSS Free | DataHub Cloud Free 1M metadata ops + 3 users then Team $250/mo 5 users + $0.30 per 1K ops over 5M + $20 per extra user | Atlan Team $25K/yr base + $0.50 per query log GB over 100GB + $1500 per extra connector over 10

Options and prices come straight from our research sheets for a professional pipeline orchestration project. Prices are estimates and change often — always confirm on the provider's page before committing.

How this professional pipeline orchestration checklist works.

Each requirement below is something a professional pipeline orchestration build typically needs. Pick one of the four researched options — recommended, free, cheaper or paid — add your own with "Other", or skip the requirement if your project doesn't need it. Nothing is mandatory; the plan on the right tracks what you've decided so nothing gets forgotten.

Your picks are saved in this browser automatically, so you can come back anytime. Options are researched per build level and refreshed as vendors change their plans — always verify details on the provider's page before committing.