Compare·Molted vs Hetzner

Molted vs Hetzner for OpenClaw agents

Hetzner sells the cheapest serious compute in Europe. Molted sells the operating layer that turns compute into a production agent fleet.

Let us start with the truth: nobody beats Hetzner on price per unit of compute. Cloud servers from €3.49/month, generous included traffic, German engineering and GDPR-friendly EU datacenters make it the default answer for cost-conscious European infrastructure, and the company has earned two decades of trust.

If the question is where to get the cheapest reliable Linux box, the answer is Hetzner and this page is over. The question this page actually answers is different: what does it take to run autonomous OpenClaw agents in production, and how much of that does a raw server give you? A Hetzner box arrives empty.

The agent runtime, security, crash recovery, state versioning, integrations and fleet orchestration are all yours to build and operate. Molted is that layer as a product: a managed operating environment for autonomous agents (OpenClaw today, Hermes and other runtimes on request), and the interesting comparison is what each euro actually buys.

Side by side

What it is
HetznerEuropean IaaS with the industry's best price-performance: cloud servers from €3.49/mo with generous traffic.
MoltedManaged operating environment for autonomous agents: OpenClaw today, Hermes and other runtimes on request.
Raw price
HetznerUnbeatable: from €3.49/mo per server, and it stays cheap as you scale boxes.
MoltedPer instance per day, pro-rated: more per unit of compute, but the operating layer is included.
Data residency
HetznerGerman and EU datacenters with a strong GDPR posture: a real advantage for European workloads.
MoltedEU and US managed clusters, plus on-premise deployment and a Swiss cluster option for data sovereignty.
Setup and ops
HetznerManual: Docker, Node, OpenClaw, SSL, firewall, monitoring and backups are yours to install and maintain.
MoltedProvisioning under 18s to a managed, monitored instance; the platform handles the ops.
Crash recovery
HetznerNo auto-restart on crash: a dead agent stays down until you notice and intervene.
Molted4-tier self-healing: crashes caught in under 60s, back online in under 90s, post-mortem on every failure.
Filesystem and state
HetznerA plain disk plus snapshot add-ons; versioning and point-in-time restore of agent state are your architecture.
MoltedVersioned, S3-backed filesystem with file-level diff and point-in-time restore that hot-reloads the running instance.
Density economics
HetznerYou size and pay for whole boxes; one agent leaves most of a server idle, and packing agents safely is your engineering.
MoltedSafe over-provisioning packs roughly 3x more agents on shared capacity, with a RAM semaphore protecting nodes.
Integrations
HetznerNone included: OAuth, credential storage and connector maintenance per tool are your codebase.
Molted1,000+ integrations through a managed integration layer, credentials AES-256-GCM encrypted at rest.
Browser automation
HetznerBring your own headless browser, proxies, captcha handling and session persistence.
MoltedManaged browser automation: captcha solving, rotating geo-aware proxies, persistent logged-in profiles.
Fleet and multi-tenant
HetznerOrchestration, per-client isolation, dashboards and billing are a platform you build on top of the boxes.
MoltedA REST API for the full instance lifecycle, multi-tenant isolation and a white-label dashboard.
Best for
HetznerTeams with ops skills who want maximum compute per euro and are happy operating everything themselves.
MoltedTeams that want agents operated: production uptime, fleets and client deployments without the ops company.

The part nobody else builds

One OpenClaw is hard to keep alive. Thousands is impossible without recovery.

A single OpenClaw in production already fails in quiet ways: it crashes and stays down, a config corrupts and bricks the instance, memory spikes and the whole box goes with it. Run thousands of them and doing this by hand is not hard, it is impossible. You need watchers and recovery running every second. Hetzner does not ship any of this. Like every general cloud, machine or agent framework, it hands you infrastructure, not a system that watches your agents and brings them back. Molted is that system.

01

In-pod restart

A daemon supervises OpenClaw and restarts it the moment it dies, before anyone notices.

02

Pod recreation

If the pod itself fails, it is recreated automatically, with the instance state intact.

03

Known-good restore

openclaw doctor repairs corrupted configs and the versioned filesystem restores a last known-good state.

04

Critical alert

If automated recovery cannot fix it, a critical alert fires with a full post-mortem of the failure.

On top of the four tiers, a RAM semaphore throttles startups and kills by priority before a shared node runs out of memory, so high density never becomes a crash. Crashes are caught in under 60 seconds and back online in under 90, with a post-mortem on every failure.

What Hetzner is genuinely great at

Hetzner's value is not a marketing claim, it is arithmetic: €3.49/month buys a real cloud server with generous traffic, and the ratio holds as you scale up. The company runs its own German and Finnish datacenters, the GDPR posture is strong, the network is solid, and the no-nonsense product philosophy has earned it a loyal technical audience.

If you have the skills and the time to operate your own stack, Hetzner is arguably the best infrastructure deal in the industry, for agents or anything else. This comparison does not dispute a word of that.

Raw compute is the cheapest part of running agents

Here is the uncomfortable math: the server is the smallest line item in a production agent fleet. On top of the €3.49 box you build and operate the runtime lifecycle, security hardening, crash recovery (a Hetzner box will not restart a dead OpenClaw daemon or repair a corrupted config), state versioning and backups, tool integrations, browser automation with proxies and captchas, and, if you serve clients, isolation, dashboards and billing.

Each is a real engineering project, and together they are a platform team. Molted exists because its team built exactly that layer, and it is the layer, not the compute, that determines whether agents survive production. Cheap boxes are genuinely cheap; operated agents on cheap boxes are not.

What Molted operates so you do not

Molted ships the platform layer finished: a supervising daemon that outlives the agent process, 4-tier self-healing with crashes caught in under 60s and back in under 90s, auto-repaired configs, a versioned S3-backed filesystem with point-in-time restore and hot-reload, 1,000+ integrations, managed browser automation, and a dedicated mailbox and phone number per agent.

Fleets run through a REST API with multi-tenant isolation and a white-label dashboard, at roughly 3x density from safe over-provisioning. For European data requirements, alongside EU managed clusters there is a Swiss cluster option and full on-premise deployment, credentials AES-256-GCM encrypted at rest.

The same team operates molted.cloud for 300+ clients; molted.net is the canary surface.

The verdict

Hetzner is the best raw infrastructure deal in Europe, and if you want to build and operate your own agent stack on cheap, GDPR-friendly compute, it is the right foundation. Molted is for the other conclusion: that the operating layer, recovery, versioned state, integrations, density and fleet management, is the actual product, and buying it beats spending a platform team to rebuild it on top of a €3.49 box.

FAQ

Molted vs Hetzner, answered.

Q.01

Is Hetzner the cheapest way to run OpenClaw?

For raw compute, almost certainly yes: from €3.49/month for a real cloud server, nothing managed comes close per euro. The honest caveat is that the price covers an empty box. Installing OpenClaw is the easy part; operating it, security, updates, recovery, backups, integrations, is the ongoing cost, paid in your hours. For a personal agent run by someone who enjoys ops, Hetzner is a great deal. For production fleets, count the hours before comparing prices.

Q.02

I need EU data residency. Does that decide it for Hetzner?

Not by itself, because both options cover it. Hetzner's German and EU datacenters with a strong GDPR posture are a genuine strength. Molted runs EU managed clusters and adds two options Hetzner cannot: a Swiss cluster for data sovereignty and full on-premise deployment inside your own infrastructure, with credentials AES-256-GCM encrypted at rest. If residency is the requirement, compare on the operating layer instead, because that is where the two actually differ.

Q.03

Can I build a client agent fleet on Hetzner?

Yes, if you build the platform: provisioning automation, per-client isolation, agent-aware monitoring and recovery, state versioning, and a dashboard and billing layer. Hetzner gives you excellent cheap primitives for it. That project is real, ongoing engineering with an on-call rotation attached. Molted ships the same layer as a product: a REST API for the instance lifecycle, multi-tenant isolation, a white-label dashboard and roughly 3x density from safe over-provisioning.

Q.04

What breaks first when self-hosting agents on a Hetzner box?

Usually recovery. A crashed OpenClaw daemon stays dead until a human notices, a corrupted config bricks the instance through restarts, and a runaway agent can exhaust a shared box's RAM and take every other agent on it down. None of that is Hetzner's fault; a VPS has no idea what an agent is. Molted's 4-tier self-healing, config auto-repair and RAM semaphore exist precisely because these are the failure modes production agents actually hit.

Q.05

When should I pick Hetzner over Molted?

When you want maximum compute per euro and operating the stack yourself is a feature, not a cost: you have the skills, you enjoy the control, and the agents are not carrying client-facing commitments. Also, of course, for any general workload beyond agents: Hetzner is a superb generic host, which Molted is not. Pick Molted when agents are the product and you want the operating layer bought, not built.

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