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Get the install command

GET
/hosts/install
curl --request GET \
--url 'https://dev.tunnelhq.com/api/v1/hosts/install?auto_update=true' \
--header 'X-API-Key: <X-API-Key>' \
--header 'X-Project-Id: prj_12'

The command that installs the agent on a Linux server, to run there as root. It holds the project’s install key, which can only add servers. A name and a group keep letters, digits, spaces and . _ - ( ).

It needs a role that can add monitors. An AI assistant’s connection can’t call it; use an API key.

Need an API key? See Getting an API key.

X-Project-Id
required
string

The project, as prj_12 or 12. A workspace key can only reach its own workspace’s projects.

Example
prj_12
name
string
<= 150 characters

A name for the server

group
string
<= 100 characters

A group for the server

auto_update
string
Allowed values: true false

Keep the agent up to date automatically. Left out, the project’s default decides.

The command, and whether it updates the agent automatically.

Media typeapplication/json
object
command
required
string
auto_update
required
boolean
Example
{
"command": "curl -fsSL https://dev.tunnelhq.com/agent/install.sh | sh -s -- --key thqa_… --name 'web-1' --group 'Production' --auto-update",
"auto_update": true
}
X-RateLimit-Limit
integer

Requests the workspace’s plan allows per minute.

X-RateLimit-Remaining
integer

Requests left in the current minute.

X-RateLimit-Reset
integer

Unix time, in seconds, when the current minute ends.

The API key is missing, wrong, expired, switched off, or no longer valid.

Media typeapplication/json
object
error
required
boolean
code
required

The HTTP status, repeated.

integer
message
required

What went wrong.

string
details

More detail, on some errors.

retry_after

Seconds to wait, on the 429 for wrong keys.

integer
Examples
{
"error": true,
"code": 401,
"message": "API key is required. Provide X-API-Key header or Authorization: Bearer <key>"
}

Your role can’t add monitors, or the call came through an AI assistant’s connection.

Media typeapplication/json
object
error
required
boolean
code
required

The HTTP status, repeated.

integer
message
required

What went wrong.

string
details

More detail, on some errors.

retry_after

Seconds to wait, on the 429 for wrong keys.

integer
Example
{
"error": true,
"code": 403,
"message": "Adding servers needs a role that can add monitors."
}

No active project has this ID.

Media typeapplication/json
object
error
required
boolean
code
required

The HTTP status, repeated.

integer
message
required

What went wrong.

string
details

More detail, on some errors.

retry_after

Seconds to wait, on the 429 for wrong keys.

integer
Example
{
"error": true,
"code": 404,
"message": "Project not found"
}

A usage limit was reached, or this IP address made too many requests with a wrong key.

Usage limits are per workspace and plan: per minute (Retry-After: 60), per day (Retry-After: 3600), and per month (no Retry-After). They use their own body shape. An IP address may send 10 wrong keys a minute; one more is allowed every 6 seconds. While that allowance is used up, every request from the address is refused, even one with a valid key.

Media typeapplication/json
One of:
object
error
required
string
Allowed values: Rate limit exceeded Daily limit exceeded Monthly limit exceeded
message
required
string
retry_after

Seconds to wait. Absent for the monthly limit.

integer
Examples
{
"error": "Rate limit exceeded",
"message": "Per-minute limit of 60 requests exceeded",
"retry_after": 60
}
Retry-After
integer

Seconds to wait. 60 for the per-minute limit, 3600 for the daily limit, 6 after wrong keys. Absent for the monthly limit.

Something failed on TunnelHQ’s side.

Media typeapplication/json
object
error
required
boolean
code
required

The HTTP status, repeated.

integer
message
required

What went wrong.

string
details

More detail, on some errors.

retry_after

Seconds to wait, on the 429 for wrong keys.

integer
Example
{
"error": true,
"code": 500,
"message": "Internal server error"
}