# Limits

Every number in one place.

| Limit | Value |
| --- | --- |
| Create wait | Seconds if one was made in advance, under a minute otherwise. Allow 3 minutes. |
| Running at once | 20 on the $0 plan, 100 on the $100 plan, 600 on the $500 plan, 2,000 on the $2,000 plan, in small sandboxes: a tiny counts half, a medium 2, a large 4. A start past it is refused with `429 running_limit_reached`. |
| Free burst | 20 on the $0 plan, 100 on the $100 plan, 200 on the $500 plan, 400 on the $2,000 plan, started at once for nothing. Faster costs a burst fee, up to a budget of $50 a month unless you set another. See [bursts](https://agental.io/docs/usage#bursts). |
| Default time limit | None: a sandbox runs until it is stopped, unless it is given a time limit |
| Maximum `ttlSeconds` | `86400` (24 hours) |
| Archive after | 6 hours stopped |
| Command timeout | 60 seconds by default; 90 seconds at most for a command you wait on, 10 minutes in the background |
| Command | Up to 64 arguments of up to 4,096 characters each |
| Output per stream | 1 MB |
| File size through the API | 10 MB |
| Hosts for a variable kept out of the sandbox | 1 to 10 |
| Public ports per sandbox | 5 |
| Addresses a sandbox is held to | 100: its template's and its own together |
| Desktop screen | 1280 by 800 unless asked otherwise, from 640 by 480 to 2560 by 1600 |
| Text typed on the desktop | 4,096 characters a call |
| Keys pressed on the desktop | 16 a call |
| Text on the desktop's clipboard | 1 MB |
| Screenshot scale | 0.1 to 1 |
| Desktop links | Up to 20 at once, each from a minute to a day |
| Sandbox name | Up to 63 characters: a to z, 0 to 9, hyphens |
| Snapshot name | Up to 64 characters |
| Idempotency-Key | 8 to 200 characters |
| Metrics kept | 15 days, one reading a minute |
| Points per metrics answer | 1,500, at least 60 seconds apart |
| Collector headers | 20, each up to 8,192 characters |
| Sent again after a collector's outage | The last 10 minutes of metrics, the last 24 hours of events |
| Email message | 10 MB as it is transmitted, received or sent |
| Email kept | 7 days |
| Email sent | 30 messages an hour |

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Every page of these docs as Markdown: [llms.txt](https://agental.io/llms.txt)