unity-navmesh

Installation
SKILL.md

NavMesh Skills

Baking and pathfinding.

Guardrails

Mode: Full-Auto required

DO NOT (common hallucinations):

  • navmesh_create does not exist → use navmesh_bake to generate NavMesh
  • navmesh_add_agent_component / navmesh_set_agent_speed do not exist → use navmesh_add_agent + navmesh_set_agent (convenience wrappers), or component_add/component_set_property for full control
  • NavMesh must be re-baked after scene geometry changes

Routing:

  • For NavMeshAgent/NavMeshObstacle components → use component module
  • For path calculation → navmesh_calculate_path (this module)

Skills

navmesh_bake

Bake the NavMesh (Synchronous). Warning: Can be slow. Parameters: None.

navmesh_clear

Clear the NavMesh data. Parameters: None.

navmesh_calculate_path

Calculate a path between two points. Parameters:

  • startX, startY, startZ (float): Start position.
  • endX, endY, endZ (float): End position.
  • areaMask (int, optional): NavMesh area mask.

Returns: { status: "PathComplete", distance: 12.5, corners: [...] }

navmesh_add_agent

Add NavMeshAgent component to an object.

Parameter Type Required Default Description
name string No null GameObject name
instanceId int No 0 GameObject instance ID
path string No null GameObject hierarchy path

Returns: { success, gameObject }

navmesh_set_agent

Set NavMeshAgent properties (speed, acceleration, radius, height, stoppingDistance).

Parameter Type Required Default Description
name string No null GameObject name
instanceId int No 0 GameObject instance ID
path string No null GameObject hierarchy path
speed float No null Agent movement speed
acceleration float No null Agent acceleration
angularSpeed float No null Agent angular speed
radius float No null Agent radius
height float No null Agent height
stoppingDistance float No null Distance to stop before target

Returns: { success, gameObject, speed, radius }

navmesh_add_obstacle

Add NavMeshObstacle component to an object.

Parameter Type Required Default Description
name string No null GameObject name
instanceId int No 0 GameObject instance ID
path string No null GameObject hierarchy path
carve bool No true Enable carving

Returns: { success, gameObject, carving }

navmesh_set_obstacle

Set NavMeshObstacle properties (shape, size, carving).

Parameter Type Required Default Description
name string No null GameObject name
instanceId int No 0 GameObject instance ID
path string No null GameObject hierarchy path
shape string No null Obstacle shape (e.g. Box, Capsule)
sizeX float No null Obstacle size X
sizeY float No null Obstacle size Y
sizeZ float No null Obstacle size Z
carving bool No null Enable carving

Returns: { success, gameObject, shape, carving }

navmesh_sample_position

Find nearest point on NavMesh.

Parameter Type Required Default Description
x float Yes - Source position X
y float Yes - Source position Y
z float Yes - Source position Z
maxDistance float No 10 Maximum search distance

Returns: { success, found, point: { x, y, z }, distance }

navmesh_set_area_cost

Set area traversal cost.

Parameter Type Required Default Description
areaIndex int Yes - NavMesh area index
cost float Yes - Traversal cost value

Returns: { success, areaIndex, cost }

navmesh_get_settings

Get NavMesh build settings.

Parameters: None.

Returns: { success, agentRadius, agentHeight, agentSlope, agentClimb }


Exact Signatures

Exact names, parameters, defaults, and returns are defined by GET /skills/schema or unity_skills.get_skill_schema(), not by this file.

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Installs
14
GitHub Stars
939
First Seen
Mar 14, 2026