---
title: "Cog Terrain Tile"
method: GET
path: "/api/v1/cog-tiles/{z}/{x}/{y}/terrain.webp"
tags: ["cog-tiles"]
---

# Cog Terrain Tile

`GET /api/v1/cog-tiles/{z}/{x}/{y}/terrain.webp`

## Request

- Base URL: `https://api.geopera.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.geopera.com/api/v1/cog-tiles/{z}/{x}/{y}/terrain.webp`
- Auth: HTTP bearer

Projection of cog.tile.terrain.

## Path parameters

- `z` integer, required
- `x` integer, required
- `y` integer, required

## Query parameters

- `url` string, required: Full HTTP(S) or gs:// URL to a single-band COG
- `invert` boolean: Negate values before encoding (for depth/bathymetry where bigger = deeper)
- `aoi` string, nullable: GeoJSON geometry (JSON string). Clips the mesh to the AOI.

## Response `200`

Successful Response

- unknown

## Other responses

- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not Found
- `422`: Validation Error
- `500`: Internal Server Error

---

[API](https://skmtc.dev/geopera/apis/geopera-data-platform.md) · [All operations](https://skmtc.dev/geopera/apis/geopera-data-platform/llms.txt) · [OpenAPI document](https://skmtc.dev/geopera/apis/geopera-data-platform/revisions/d5adab332a7a?raw)