semantic-city-webmcp.vercel.app
A deterministic city sandbox where humans and agents operate the same semantic world through WebMCP.
First seen 2026-11-05 · Last seen 2026-11-05 · Source: webmcp.com
Answer 5 · Act 9 · Transact 0 · Score: Not yet scored
Tool inspector
preview_intervention
Validate a supported intervention without committing it and return its projected world hash.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
kind |
string | yes | — |
building_type |
string | no | — |
building_id |
string | no | — |
x |
integer | no | — |
y |
integer | no | — |
path |
array | no | — |
tax_rate_bps |
integer | no | — |
expected_revision |
integer | yes | Revision observed before this command. |
Raw JSON schema
{
"type": "object",
"properties": {
"kind": {
"type": "string",
"enum": [
"place_building",
"demolish_building",
"build_road",
"upgrade_road",
"set_tax_rate"
]
},
"building_type": {
"type": "string",
"enum": [
"residential",
"commercial",
"industrial",
"park",
"power_plant"
]
},
"building_id": {
"type": "string",
"minLength": 1
},
"x": {
"type": "integer",
"minimum": 0,
"maximum": 23
},
"y": {
"type": "integer",
"minimum": 0,
"maximum": 17
},
"path": {
"type": "array",
"minItems": 1,
"maxItems": 432,
"items": {
"type": "object",
"properties": {
"x": {
"type": "integer",
"minimum": 0,
"maximum": 23
},
"y": {
"type": "integer",
"minimum": 0,
"maximum": 17
}
},
"required": [
"x",
"y"
],
"additionalProperties": false
}
},
"tax_rate_bps": {
"type": "integer",
"minimum": 500,
"maximum": 1500,
"multipleOf": 100
},
"expected_revision": {
"type": "integer",
"minimum": 0,
"description": "Revision observed before this command."
}
},
"required": [
"kind",
"expected_revision"
],
"additionalProperties": false
}
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