Stack Cost AI

Infrastructure And Node Servicesprofessional 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.

Node Hosting Platform / Managed RPC

Pricing & free-tier limitsAlchemy Free 300M CU/mo, Growth $49/mo 1.5B CU incl $0.15/1M CU over, Enterprise $699/mo 100B CU; Infura Free 100k req/day, Team $50/mo 500k req/day $0.10/1k req over; QuickNode Free 10M credits, Growth $49/mo 30M credits $0.20/1M over, Scale $299/mo 120M; Ankr Free 500M req/mo, Pro $15/mo 1B req/mo $0.10/1M over

Load Balancer for RPC Endpoints

Pricing & free-tier limitsNGINX OSS Free + $5-15/mo VM; Cloudflare LB Free 1 LB + health checks, Pro $5/mo per LB after + $0.50/M DNS queries + $5/M LB req; AWS ALB $0.0225/hr ~$16.43/mo + $0.008/LCU-hr + $0.008/GB; GCP LB $0.025/hr + $0.008-0.012/GB; F5 NGINX Plus $2,500/yr

Indexing Service / Subgraph Hosting

Pricing & free-tier limitsThe Graph Free 100k queries/mo, Pro $49/mo 1M queries $0.10/1k over, Enterprise $349/mo 15M queries $0.06/1k over; Goldsky Free 100k queries, Pro $49/mo 1M incl $0.08/1k over, Scale $299/mo 10M; Alchemy Subgraphs Free 100k, Growth $49/mo 1M queries; Satsuma Free 100k, Pro $49/mo 3M

Block Explorer Hosting

Pricing & free-tier limitsBlockscout OSS Free + $20-80/mo VM (2-4 vCPU/4-8GB) + $10-30/mo Postgres + $25/mo NVMe; Routescan/Otterscan OSS Free + infra; Etherscan Free 5 calls/sec, Pro $199/mo 20 calls/sec $0.01/call over, Business $349/mo; Blockscout Cloud Starter $200/mo 2 chains 1M req, Scale $600/mo

Monitoring & Alerting for Nodes

Pricing & free-tier limitsGrafana Cloud Free 10k metrics series, 50GB logs, 50GB traces, 3 users, Pro $8/user/mo + $8/1k series $0.50/GB logs over; Datadog Pro $15/host/mo ($23 on-demand) incl 150 metrics $0.05/custom metric, Enterprise $35/host; Prometheus OSS Free + VM; Uptime Kuma Free OSS + $5/mo VM

Secrets Management for Node Keys

Pricing & free-tier limitsVault OSS Free + $10/mo VM; HCP Vault $0.03/hr/cluster (~$22/mo) + $0.50/10k ops, Standard $0.08/hr; AWS Secrets Manager $0.40/secret/mo + $0.05/10k API calls; Infisical Cloud Free 1k secrets 1 env, Pro $29/mo 5k secrets + audit; Doppler Free 100 secrets $20/user/mo Pro

Backup & Snapshot Storage for Nodes

Pricing & free-tier limitsR2 Free 10GB storage, 10M Class A 10M Class B req zero egress, $0.015/GB-mo after + $4.50/M Class A $0.36/M Class B; S3 Standard $0.023/GB-mo + $0.09/GB egress $0.005/1k PUT; Glacier Deep $0.00099/GB-mo; B2 $0.006/GB-mo + $0.01/GB egress Free 10GB; 1TB Geth snapshot ~$15/mo R2 vs $23/mo S3 + $90 egress

Log Aggregation for Node Logs

Pricing & free-tier limitsGrafana Cloud Free 50GB logs/mo, $0.50/GB over retention 30d; Loki OSS Free + S3; Better Stack Free 1GB/day 3d retention, Startup $24/mo 7GB/day 7d $0.25/GB over; Datadog $0.10/GB ingested + $1.70/M events 15d retention $0.17/GB archival; Axiom Free 500MB/day, $25/mo 10GB

Archive Node Storage (High-IOPS NVMe)

Pricing & free-tier limitsHetzner AX41-NVMe €45/mo (~$49) 2x512GB NVMe 64GB RAM, AX102 €95/mo 2x2TB; Contabo VPS M NVMe $26.50/mo 400GB 8 vCPU; AWS io2 2TB $0.125/GB-mo ~$250/mo + $0.065/prov IOPS-mo (10k IOPS $650/mo); GCP pd-extreme $0.17/GB-mo + IOPS; Archive Geth 2.5-5TB, Erigon 3-4TB, need 4TB NVMe min

WebSocket RPC & Real-time Streaming

Pricing & free-tier limitsAlchemy WSS Free 300M CU 1k concurrent connections, Growth $49/mo 1.5B CU 2.5k concurrent $0.15/1M CU over; QuickNode Free 10M credits 10 concurrent WSS, Growth $49/mo 30M credits 50 concurrent $0.20/1M over; Chainstack Free 3M req, Growth $29/mo 20M req; Self-hosted websocat + NGINX Free + $5/mo VM

Dedicated Bare Metal / Validator Hosting

Pricing & free-tier limitsHetzner EX101 €70/mo (~$76) 16c AMD 64GB 2x1TB NVMe, EX130 €105/mo 2x2TB; OVH Advance-3 €75/mo 8c 32GB; Equinix c3.medium.x86 $0.50/hr ~$365/mo, m3.large $1.25/hr; Latitude.sh c3.medium $1.20/hr ~$864/mo; BareOps Ethereum $150/mo 32GB 2TB validator-ready; Allnodes $20/mo validator-as-a-service

Rate Limiting & DDoS Protection for RPC

Pricing & free-tier limitsCloudflare Free 5k-10k req/sec DDoS unmetered, WAF 10 rules, Pro $20/mo 25 rules, Business $200/mo; NGINX rate limiting Free OSS; AWS Shield Standard Free, Advanced $3,000/mo + $0.05/GB DDoS data; OVH Anti-DDoS incl Free with dedicated, up to 1.3Tbps mitigation

Database for Indexer (PostgreSQL)

Pricing & free-tier limitsNeon Free 0.5GB storage, 10 CU-hrs + 3GB transfer, Launch $19/mo 10GB + 100CUhrs $0.14/CU-hr over; Supabase Free 500MB 2 projects, Pro $25/mo 8GB $0.125/GB over; RDS db.t3.micro $0.016/hr ~$12/mo + storage $0.115/GB-mo; Hetzner PG $13/mo 10GB; Self-hosted PG 16 on $20/mo VM Free OSS

Cache Layer for RPC Responses (Redis)

Pricing & free-tier limitsUpstash Free 10k commands/day 256MB, Pay-as-you-go $0.20/100k cmds $0.25/GB-mo, Pro $10/mo 100k/day; Redis Cloud Free 30MB, $13/mo Essentials 1GB $0.30/GB over; AWS ElastiCache t4g.micro $0.017/hr ~$12.41/mo + $0.15/GB; Dragonfly OSS Free self-hosted high perf + $10/mo VM

Container Orchestration (Node Fleet)

Pricing & free-tier limitsK3s OSS Free + $10-50/mo nodes; EKS $0.10/hr control plane ~$73/mo + EC2 workers $0.0464/vCPU-hr; GKE Autopilot $0.10/vCPU-hr + $0.05/GB-hr + $0.10/hr cluster fee; Civo K3s Free 3 nodes up to 3 months, $25/mo after 2x10GB; Coolify OSS Free + $5/mo VM; Nomad OSS Free

Object Storage for Snapshots & Artifacts

Pricing & free-tier limitsR2 Free 10GB 10M Class A zero egress $0.015/GB-mo after; B2 $0.006/GB-mo $0.01/GB egress Free 10GB; Storj Free 150GB; S3 $0.023/GB-mo $0.09/GB egress; Wasabi $6.99/mo per TB zero egress; 500GB Pruned geth snapshot ~$7.50/mo R2 $3/mo B2

CDN for Explorer & API Docs Assets

Pricing & free-tier limitsCloudflare Free unmetered CDN 100TB+ soft cap, Pro $20/mo + WAF + image resize; Bunny CDN Free 14d, $1/mo min $0.01/GB NA/EU $0.03/GB Asia; CloudFront $0.085/GB first 10TB + $0.02/10k req; Fastly $50/mo min + $0.12/GB + $0.0075/10k req

CI/CD for Node Deployments

Pricing & free-tier limitsGitHub Actions Free 2000 min/mo Linux, 500MB storage, Pro $4/user/mo 3000 min; GitLab Free 400 compute min, Premium $29/user/mo; Drone OSS Free self-hosted + $5/mo VM; Buildkite Free 1 concurrency, Team $15/user/mo; CircleCI Free 6000 min, Scale $15/credit 25k credits ~ $75/mo

Uptime SLA & Status Page

Pricing & free-tier limitsUpptime OSS Free + GitHub Actions; Uptime Kuma Free OSS status page + $5/mo VM; Instatus Free 1 status page, Starter $29/mo 1k subscribers, Growth $79/mo; Statuspage Free 100 subscribers, Growth $29/mo 500 subs $99/mo 2.5k, Business $399/mo; Cachet OSS Free + $5/mo VM

Distributed Tracing for RPC Calls

Pricing & free-tier limitsGrafana Cloud Free 50GB traces/mo, Pro $8/user/mo 50GB incl $0.50/GB over; Tempo OSS Free + $20/mo VM + S3; SigNoz Cloud Free 10GB traces, Pro $49/mo 100GB $0.30/GB over; Datadog APM $31/host/mo up to 1k traces/sec $1.70/M spans over; Honeycomb Free 20M events, Pro $100/mo 30M $0.0001/event over

Message Queue for Mempool / Chain Events

Pricing & free-tier limitsNATS OSS Free + $15/mo VM 100k msg/sec; Redpanda Community Free; Upstash Kafka Free 10k msg/day 64KB, Pay-as-you-go $0.20/100k msgs $0.15/GB; Confluent Standard $0.15/GB ingestion $0.60/vCPU-hr; AWS MSK Serverless Free tier $0.10/GB in $0.02/GB out + $3.68/vCPU-hr; RabbitMQ Cloud Free 5 connections

Private Mempool / Transaction Relay & MEV Protection

Pricing & free-tier limitsFlashbots Protect Free RPC, no fee tips via coinbase diff; MEV Blocker Free 90% rebate back; BloXroute Free 1M req/day private tx, Professional $300/mo 10M req + $500/mo BDN; Eden RPC Free private mempool; Chainbound free self-host + $50/mo infra

Webhook Service for Chain Events

Pricing & free-tier limitsAlchemy Notify Free 100 webhook addresses $49/mo Growth 1k $0.01/webhook over; QuickNode Webhooks Free 10 hooks, Growth $49/mo 100 hooks; Svix Free 50 messages/day 7d retention, Growth $29/mo 5k msg/day $0.02/msg over, Business $250/mo; Hookdeck Free 100 events/day, Pro $29/mo 100k events $0.02/1k over

Multi-Chain RPC Abstraction Gateway

Pricing & free-tier limitsViem/Wagmi OSS Free; Pimlico Free 100k sponsoring ops, Growth $99/mo 500k ops $0.15/1k over; Thirdweb Free 1M req/mo, Growth $49/mo 10M req; Ankr Free 500M req/mo multi-chain; Biconomy Pro $99/mo 100k users; Alchemy multi-chain $49/mo per app 1.5B CU across chains

Data Warehouse / Analytics for Chain Data

Pricing & free-tier limitsClickHouse OSS Free + $30/mo VM, Cloud $0.375/hr dev $27/mo 10GB +; MotherDuck Free 10GB storage 10GB queried $0.38/GB scanned over; Tinybird Free 10GB ingestion, Pro $25/mo 1TB; Dune Free 500 queries/mo, Plus $399/mo; BigQuery On-demand $6.25/TB scanned Free 1TB/mo; Snowflake $2/credit Standard ~ $40/mo 20 credits

Failover & Disaster Recovery (Multi-Region)

Pricing & free-tier limitsFly.io Free 3x shared VMs 3GB storage, Hobby $29/mo incl $5/mo usage; Litestream OSS Free + $5/mo replica VM + R2 $0.015/GB; Cloudflare Failover Free with LB $5/mo/LB; AWS Global Accelerator $0.025/hr (~$18/mo) + $0.015/GB + $0.025/M req; Multi-region geth 2x $76/mo nodes + LB $16/mo = ~$168/mo resilient

Key Management / HSM for Validator Signing

Pricing & free-tier limitsSoftHSM Free OSS + VM; YubiHSM 2 $675 one-time + $0/mo, 1k sigs/sec ED25519; AWS KMS $1/key/mo + $0.03/10k requests, CloudHSM $1.45/hr ~$1,058/mo per HSM; GCP Cloud HSM $1/key version $0.03/10k ops; Azure Dedicated HSM $1.44/hr; Web3signer + Vault Free OSS; 1 validator 100 keys KMS ~$110/mo

Firewall & Network Security / VPC Isolation

Pricing & free-tier limitsTailscale Free 100 devices 3 users, Personal Pro $6/user/mo, Business $18/user/mo; UFW/Fail2ban Free OSS; Cloudflare WAF Free 10 rules, Pro $20/mo 25 rules, Business $200/mo 100 rules; AWS Network Firewall $0.395/hr per AZ ~$288/mo/AZ + $0.065/GB; GCP Cloud Armor $5/policy/mo + $1/rule + $0.75/M req

Service Mesh for Internal Microservices

Pricing & free-tier limitsLinkerd OSS Free + infra, Buoyant Cloud $500/mo per cluster support; Istio OSS Free + VM, Tetrate Istio Enterprise $50k/yr per cluster; Cilium OSS Free, Isovalent Enterprise $99/node/mo; Consul OSS Free HCP Consul $0.027/hr; Solo Gloo Mesh $75k/yr; Self-hosted mesh control plane $20-50/mo VM + $5/node sidecar overhead

IPFS / Arweave Pinning Service (Metadata)

Pricing & free-tier limitsPinata Free 1GB 100 files 500 gateway req, Picnic $20/mo 100GB 15k req $0.15/GB over; Web3.Storage Free 5GB, Pro $10/mo 100GB; Lighthouse Free 5GB, $5/mo 20GB perpetual; Filebase $5.99/mo 2TB S3+IPFS; Arweave ~$5-8/GB permanent (AR price variable) Bundlr $0.01/MB + $5/mo; Thirdweb Free 10GB IPFS $0.15/GB over

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

How this professional infrastructure and node services checklist works.

Each requirement below is something a professional infrastructure and node services 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.