How much ram does OpenClaw need?

Short answer: for basic automation testing and single-task runs, 8GB can work; for steady multitasking, Docker containers, or small-scale production on a local machine, 16GB is safer; for heavier concurrent jobs, multiple containers, or VPS-grade stability, 32GB or more avoids memory pressure. This article explains the symptoms of insufficient RAM, common causes, practical fixes, and when to consider a VPS.

Quick answer for how much ram does openclaw need

OpenClaw itself is not a monolithic, fixed-size consumer of memory — its needs grow with how many agents, scripts, browsers, or containers you run. Use 8GB for getting started, 16GB for regular automation work or Docker development, and 32GB+ when you run multiple parallel agents, headless browsers, or maintain a persistent automation service.

Symptoms: how to tell if you have too little RAM

• Slow responsiveness or long pauses when launching agents, browsers, or containers.
• Frequent swapping or high disk IO on a machine with limited RAM.
• Processes killed by the OS (OOM) during parallel runs or container start-up.
• Long task queues or tasks failing intermittently under load.

Causes: why OpenClaw consumes more memory

Memory pressure usually comes from one or more of the following:

• Multiple concurrent agents or bots running at once.
• Headless or full browsers spawned by automation scripts (these are memory-hungry).
• Docker container overhead plus the base OS footprint on the host.
• Other services on the same machine (databases, monitoring, IDEs, etc.).

Fixes and practical steps to reduce RAM usage

Start with monitoring and incremental changes:

• Measure memory usage while reproducing the workload so you know whether 8GB, 16GB, or 32GB is actually enough.
• Limit concurrency: reduce the number of parallel agents or jobs in OpenClaw configuration.
• Use lighter browser options (headless modes, reduced extensions) and close browsers promptly.
• Run OpenClaw inside slim Docker images and avoid unnecessary services in containers.
• Ensure swap is configured as a safety net, but don’t rely on swap for performance.
• Follow a concise deployment guide when moving to Linux VPSes: see the Ubuntu 24.04 install instructions for a reliable baseline.

Resource tiers and guidance (RAM and CPU)

When planning capacity, think in tiers rather than exact numbers. These tiers help match expected workloads to common host offerings:

• Small / Development: 2 vCPU, 4–8GB RAM — good for lightweight testing, single-agent runs, and local experiments.
• Medium / Team Development: 2–4 vCPU, 8–16GB RAM — suitable for Docker-based development, occasional parallel runs, and steady single-user workflows.
• Large / Production: 4+ vCPU, 32GB+ RAM — intended for multiple concurrent agents, headless browsers at scale, or a persistent automation service.

Match the tier to your concurrency and whether you run headless browsers. If your tests spawn browsers regularly, prefer the Medium or Large tiers.

When to move to a VPS

Move to a VPS when local constraints regularly block development or cause instability. Signs include repeated OOM kills, constant swapping, inability to run parallel jobs without slowdowns, or when your machine’s other roles interfere with automation runs.

A VPS also helps when you need a stable network endpoint, persistent uptime, or isolation from your local workstation. If those conditions apply, consider moving to a VPS for stability and predictable resource allocation.

Provider recommendations and considerations

Two widely used providers that work well for OpenClaw deployments are Hostinger and DigitalOcean. Mentioning them here is meant as straightforward guidance; evaluate each provider against your own priorities (region, support, snapshots, backup policies).

Hostinger

• Strengths: simple control panels, budget-friendly VPS plans, and beginner-friendly documentation.
• When to choose Hostinger: if you want a guided, lower-cost entry to VPS hosting and straightforward management tools.
• When to avoid Hostinger: if you need very specific enterprise features or advanced networking that your project depends on.

DigitalOcean

• Strengths: predictable droplets, a large community, and a wide ecosystem of tutorials and one-click apps.
• When to choose DigitalOcean: if you value flexible droplets, snapshots, and a strong dev-focused ecosystem for Docker and automation.
• When to avoid DigitalOcean: if you require specialized managed services not offered in the basic droplets.

For more on choosing a host, see our best hosting guide that compares trade-offs and use cases.

Security and stability tips on VPS

Moving to a VPS improves stability but introduces new responsibilities:

• Harden SSH access and use key-based authentication.
• Keep the OS and OpenClaw dependencies updated and apply security patches promptly.
• Use firewall rules and limit exposed services. For recommended hardening steps, see our VPS security guide.
• Automate backups and monitor memory and CPU to detect capacity limits early.

Final recommendation

Start with 8GB only if you are running single, lightweight agents on a dedicated local machine. Move to 16GB when you regularly use Docker, run multiple agents, or need smoother multitasking. Choose 32GB or higher for sustained parallel workloads, many headless browsers, or a persistent automation server. If your local machine shows repeated memory pressure or instability, consider a VPS: moving to a VPS for stability gives predictable RAM/CPU tiers and isolation from local processes. Evaluate Hostinger and DigitalOcean against your needs, and follow documented setup and security guides to get a stable OpenClaw environment.

When you’re ready to migrate, start with small tiers and scale up as needed, and consult the linked setup and security pages to reduce risk while you move to a VPS for stability.