You can run a prerecorded YouTube live stream from a Hetzner Cloud VM by sending a continuous media feed through an encoder such as FFmpeg to YouTube’s RTMP or RTMPS ingest. The practical setup is: enable YouTube live streaming, provision a VM with public networking, configure and test the media pipeline, then supervise it and watch bandwidth. A running server alone does not guarantee a healthy, uninterrupted broadcast.
What you need before you start
- A YouTube channel eligible for live streaming, with a stream created in YouTube Live Control Room.
- A Hetzner Cloud server with public networking and enough CPU for your chosen encoding method.
- A video source available on the server and an encoder or remuxer that can keep supplying media continuously.
- A plan whose included outbound traffic and current terms fit your sustained bitrate and stream duration.
YouTube’s official encoder guidance establishes ingest settings, but neither YouTube nor Hetzner publishes a tested Hetzner-to-YouTube recipe or guarantees an uninterrupted end-to-end stream. Test your exact file, codec, server plan, and account before relying on it.
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The Tool Desk
Outbyte PC Repair FREERepair Windows errors before they cause bigger problemsFix Now →Outbyte Driver Updater FREEFix the driver behind crashes, sound loss and screen glitchesFind Drivers →1. Enable YouTube live streaming and create a stream
YouTube requires a verified channel with no live-streaming restrictions in the preceding 90 days; its getting-started guidance also sets a minimum age of 16. First-time enablement can take up to 24 hours. Check current requirements in YouTube’s live-streaming getting-started guide.
- Open YouTube Studio and go to Create > Go live to enter Live Control Room.
- Create or schedule a stream and choose the encoder workflow.
- Copy the stream URL and stream key shown in Live Control Room. The URL goes to the encoder; the key identifies your stream.
- Keep the key in a protected server-side configuration or secret. Do not put it in a public repository, screenshot, or shell transcript. If exposed, replace it in Live Control Room.
2. Choose and provision a Hetzner Cloud VM
Hetzner Cloud servers are virtual machines. A public IP is needed for a public network interface; the VM must also be able to make outbound connections to YouTube’s ingest endpoint. Choose a server family and location based on actual encoding load, audience/network placement, and included egress rather than assuming a particular low-cost plan can encode every file in real time.
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- Create a Cloud server in the Hetzner Cloud Console, selecting a location and plan after estimating CPU and traffic needs.
- Assign or confirm a public IP and verify outbound connectivity. Configure the Hetzner Cloud Firewall to allow only necessary administrative ingress while permitting the encoder’s outbound connection.
- Install a supported FFmpeg build or other compatible encoder, and put the media on the VM or make it reliably accessible there.
- Test the intended codec and file under the actual VM workload. Encoding can be CPU-intensive; remuxing a compatible file may use less CPU than transcoding, but compatibility and resource use depend on the media and settings.
Hetzner’s Cloud documentation describes its products and networking, but does not prescribe a minimum FFmpeg server size. Measure your workload instead of treating a plan label as an encoding guarantee.
3. Set YouTube-compatible video and audio output
YouTube supports RTMP and recommends RTMPS, its secure extension. Its encoder settings guidance lists H.264, H.265/HEVC, or AV1 video; AAC or MP3 audio; constant bitrate encoding; and a recommended two-second keyframe interval that must not exceed four seconds. Use the current table in YouTube’s encoder settings, bitrates, and resolutions guide for the exact resolution, frame rate, and codec you plan to send.
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| Output example | YouTube-listed bitrate | Keyframe and other guidance |
|---|---|---|
| 1080p at 30 fps, H.264 | 5 Mbps minimum; 14 Mbps recommended | Constant bitrate; two-second keyframe interval recommended, maximum four seconds. |
| 1080p at 30 fps, AV1 or H.265/HEVC | 4 Mbps minimum; 10 Mbps recommended | Constant bitrate; two-second keyframe interval recommended, maximum four seconds. |
| 720p at 30 fps, H.264 | 3 Mbps minimum; 8 Mbps recommended | Constant bitrate; two-second keyframe interval recommended, maximum four seconds. |
| 720p at 30 fps, AV1 or H.265/HEVC | 2 Mbps minimum; 6 Mbps recommended | Constant bitrate; two-second keyframe interval recommended, maximum four seconds. |
These are YouTube’s published encoder recommendations accessed in 2026, not a guarantee that every source or network path will perform well at those settings. Select a target your VM can encode (if transcoding), your connection can sustain, and your audience can reasonably receive. Verify the relevant resolution and frame-rate row in YouTube’s current table before launch.
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4. Loop prerecorded media and send it to YouTube
For a prerecorded stream, the media pipeline must produce a continuous input. A compatible file can sometimes be looped and remuxed without re-encoding; when the source does not match the desired codec, dimensions, frame rate, or bitrate, transcode it and test whether the chosen VM can keep up in real time. FFmpeg options vary by build and media, so treat this as a template rather than a tested command.
ffmpeg -re -stream_loop -1 -i /path/to/video.mp4
-c:v libx264 -preset veryfast -b:v 5M -maxrate 5M -bufsize 10M
-r 30 -g 60 -keyint_min 60 -sc_threshold 0
-c:a aac -b:a 128k -ar 44100
-f flv "rtmps://YOUR_INGEST_URL/YOUR_STREAM_KEY"Replace the media path and ingest placeholders; never paste a real key into a public command history or shared log. This example uses H.264 at 1080p30-style bitrate and a two-second GOP at 30 fps, but it does not resize the source or guarantee that the result matches your channel’s needs. Confirm the output resolution, audio, and keyframe behavior, and use a protected configuration or secret mechanism for the ingest URL and key. If you use a different codec, preserve the YouTube requirements and confirm that your FFmpeg build supports it. A remux workflow needs different flags and only works when the source already meets the target ingest format.
Start the encoder, then check YouTube Live Control Room’s preview and stream health before making the stream public. YouTube explicitly advises: “Make sure to test before you start your live stream.”
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5. Estimate monthly outbound traffic before choosing a plan
A continuous stream consumes substantial egress. At a sustained 5 Mbps, video payload alone is about 1.62 TB over 30 days in decimal units: 5,000,000 bits per second × 2,592,000 seconds ÷ 8. Audio and protocol overhead add to that figure. This is an arithmetic estimate, not a Hetzner traffic measurement.
Check the current allowance for the exact Hetzner product family, plan, and location in its traffic documentation and order flow. Hetzner’s documentation lists 20 TB for several EU Cloud families, with different ranges for the US and Singapore and plan-dependent allowances; the page was last changed in 2024, so verify before purchasing. Hetzner’s billing FAQ says outbound traffic beyond an included allowance may be charged, and notifications at 75% and 100% do not cap or stop traffic. Review the current billing FAQ and terms. Each additional independent output generally adds egress. Compare expected bitrate and output count with the current allowance and cost; don’t select a region on quota alone.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.6. Keep the stream supervised and test recovery
Use a process supervisor configured to restart the encoder after failure, and monitor the process, CPU, disk space, network traffic, and YouTube stream health. YouTube recommends testing first, checking the preview, and continuously monitoring quality; systemd is one possible operational choice, not a YouTube requirement.
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- Confirm the playlist loops or transitions as intended, with no unexpected gap or end-of-file exit.
- Check audio/video continuity and the YouTube preview before relying on the broadcast.
- Test what happens after an encoder restart and a VM reboot.
- Watch CPU and egress during a sustained test, not just when the process first starts.
- Keep an alert path for a stopped process, full disk, exhausted traffic allowance, or unhealthy YouTube stream.
YouTube’s encoder directory includes tools described for 24/7 use, including Gyre for cloud-based prerecorded-video streaming. That listing establishes 24/7 prerecorded video as a recognized use case, not an endorsement of every custom Hetzner setup or a Hetzner availability guarantee. See YouTube’s encoder directory.
Or let it run in the cloud
If you want a YouTube-only 24/7 stream without maintaining a VM and encoder, StreamNeo is the first alternative to consider: it keeps uploaded videos running from the cloud, at any uploaded quality up to 4K 60fps for one flat price per slot, and the first day is free with no card.
- Upload a recording or build a playlist.
- Add your YouTube stream key once.
- Go live; StreamNeo loops the uploaded video from the cloud.
Your computer and home connection do not have to stay on. StreamNeo includes automatic recovery if YouTube drops the stream. The first day is free with no card, and the monthly option is $9.99 per month. See StreamNeo for details, or start the free first day.
Common problems and fixes
| Symptom | Likely cause | What to check |
|---|---|---|
| YouTube will not accept the stream | Live access is not enabled, the channel has a restriction, or the URL/key is incorrect. | Confirm channel eligibility and enablement in YouTube Studio; recopy the current ingest URL and key from Live Control Room. |
| Stream starts but video stutters or drops frames | The VM may be unable to encode in real time, or the outbound path may not sustain the selected bitrate. | Check CPU load and network stability; test a lower supported resolution/bitrate or a less demanding encoding approach. |
| Broadcast ends when the file ends | The input is not being looped or the playlist process exits. | Verify loop behavior and monitor process state; test the full end-of-file transition. |
| Stream key appears in logs or shell history | The credential was placed directly in a command or exposed configuration. | Replace the key in Live Control Room and move credentials into protected server-side configuration. |
| Traffic charges or allowance alerts rise faster than expected | Sustained bitrate, audio/protocol overhead, or multiple outputs consume more egress than estimated. | Measure actual traffic, recalculate at the real bitrate, and verify current plan/location terms; usage alerts do not necessarily stop traffic. |
Copyright and YouTube policy checks
Only stream media you have the rights to use, including music, visuals, and any third-party material in a playlist. A prerecorded loop does not exempt a channel from copyright rules or YouTube monetization policies. YouTube may restrict or remove streams, and a technically healthy encoder does not establish that content is authorized or eligible for monetization. Review YouTube’s current copyright guidance and channel monetization policies before scheduling a long-running broadcast.
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