Cloud · head to head
Railway vs Thanos

Thanos
Cloud
Highly available Prometheus with long-term object storage
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Railway plan fees are usage credits rather than allowances, so the $5 Hobby and $20 Pro fees are spent on compute and anything beyond is billed on top; Thanos several components — sidecar, store, querier, compactor, ruler — each with its own configuration and failure modes
- They diverge on capability: Railway covers Git integration, Thanos covers Global query.
Where they differ
Only the attributes on which Railway and Thanos actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Cloud).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Railway
- Git integration
- Zero-config deployment
- PostgreSQL
- MySQL
- Redis
- Environment variables
- Custom domains
- Monitoring
Only in Thanos
- Global query
- Object storage retention
- Deduplication
- Downsampling
What people use each for
The jobs each tool is most often brought in to do.
Railway
- Deploying applications and databases without managing serversnot Thanos
- Running preview environments and services straight from a repositorynot Thanos
Thanos
- Querying metrics across many clusters or regions from one placenot Railway
- Retaining metrics for years without local disk growthnot Railway
- Removing the gap that appears when a single Prometheus instance restartsnot Railway
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Railway
- Plan fees are usage credits rather than allowances, so the $5 Hobby and $20 Pro fees are spent on compute and anything beyond is billed on top
- The free plan carries $1 of monthly credit and caps a service at 1 vCPU and 0.5 GB
- Compute is metered per second for both memory and CPU, so cost tracks uptime rather than traffic and an idle service still bills
- Egress is $0.05 per GB on top of compute
- The Pro fee is per workspace rather than per user or per project
Thanos
- Several components — sidecar, store, querier, compactor, ruler — each with its own configuration and failure modes
- The compactor is a common source of operational trouble and must not run twice against the same bucket
- Query latency over object storage is meaningfully higher than local Prometheus
- Object storage costs and API request charges become real at high volume
Pricing, plan by plan
Railway
Free- FreeFree
- $5 credit/month
- Community support
- Unlimited projects
- Pro$20/month
- Private repos
- Priority support
- Advanced monitoring
Thanos
Free- ThanosFree
- Full functionality
- No usage limits
- Community support
Which should you pick?
Choose Railway if
- You need git integration.
- You want to start without paying.
- You work on Web, Api, Docker.
- You also want zero-config deployment.
Choose Thanos if
- You need global query.
- You want to start without paying.
- You work on Kubernetes, Linux, Docker.
- You also want object storage retention.
Questions people ask
- Is Railway or Thanos better?
- Neither clearly leads. Railway starts at Free and Thanos at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Railway or Thanos?
- Railway starts at Free and Thanos at Free.
- Does Railway or Thanos run on more platforms?
- Railway runs on Web, Api, Docker. Thanos runs on Kubernetes, Linux, Docker.
- Can I use Railway for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Railway best used for?
- Railway is most often used for deploying applications and databases without managing servers, running preview environments and services straight from a repository. Of those, deploying applications and databases without managing servers and running preview environments and services straight from a repository are not what Thanos is typically brought in for.
- What can Railway do that Thanos cannot?
- Railway covers Git integration, Zero-config deployment, PostgreSQL, MySQL. Thanos covers Global query, Object storage retention, Deduplication, Downsampling.
Answered from the vendors’ own pages
Railway: How much does Railway cost?
Railway's Hobby plan is $5 per month and includes $5 of monthly usage credit. Pro is $20 per month per workspace with $20 of credit included. Enterprise is quoted. Usage beyond the included credit is billed per second.
SourceThanos: Is Thanos free?
Yes, open source and CNCF-incubating. Costs are the object storage it uses.
Railway: Does Railway have a free tier?
Yes, two. A one-time Free Trial gives $5 of credit valid for 30 days, and an ongoing Free plan includes $1 per month with 1 vCPU and 0.5 GB per service, 1 replica and 3 days of log history.
SourceThanos: Does Thanos replace Prometheus?
No. It runs alongside existing Prometheus servers, adding global query, deduplication and long-term storage.
Railway: What are Railway's resource limits per plan?
The Free plan allows 1 vCPU and 0.5 GB per service with 1 replica. Hobby raises that to 48 vCPU and 48 GB with 6 replicas. Pro allows 1,000 vCPU and 1 TB per service with 42 replicas and 30 days of log history.
SourceThanos: Thanos or VictoriaMetrics?
Thanos layers onto Prometheus using object storage and is the more established multi-cluster answer. VictoriaMetrics is a separate store aiming at lower resource use and fewer moving parts.
Railway: How does Railway bill usage above the included credit?
Railway charges memory at $0.00000386 per GB per second and CPU at $0.00000772 per vCPU per second, with storage volumes at $0.00000006 per GB per second, plus separate egress and object storage fees.
SourceRelated pages
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