diff --git a/pctiler/pctiler/endpoints/pg_mosaic.py b/pctiler/pctiler/endpoints/pg_mosaic.py
index 3dd77839..d7777988 100644
--- a/pctiler/pctiler/endpoints/pg_mosaic.py
+++ b/pctiler/pctiler/endpoints/pg_mosaic.py
@@ -11,6 +11,7 @@
 from titiler.core.resources.enums import ImageType
 from titiler.pgstac.dependencies import SearchIdParams, TmsTileParams
 from titiler.pgstac.factory import MosaicTilerFactory
+from titiler.pgstac.extensions import searchInfoExtension
 
 from pccommon.config import get_collection_config
 from pccommon.config.collections import MosaicInfo
@@ -45,9 +46,10 @@ def __init__(self, request: Request):
     colormap_dependency=PCColorMapParams,
     layer_dependency=AssetsBidxExprParams,
     reader_dependency=ReaderParams,
-    router_prefix=get_settings().mosaic_endpoint_prefix + "/{search_id}",
+    router_prefix=get_settings().mosaic_endpoint_prefix + "/{search_id}", # reverts /searches back to /mosaic
     backend_dependency=BackendParams,
     add_statistics=False,
+    extensions=[searchInfoExtension()]
 )
 
 
diff --git a/pctiler/tests/endpoints/test_pg_mosaic.py b/pctiler/tests/endpoints/test_pg_mosaic.py
index 508bb5aa..38997694 100644
--- a/pctiler/tests/endpoints/test_pg_mosaic.py
+++ b/pctiler/tests/endpoints/test_pg_mosaic.py
@@ -10,7 +10,6 @@
 
 @pytest.fixture
 async def register_search(client: AsyncClient) -> REGISTER_TYPE:
-
     cql = {
         "filter-lang": "cql2-json",
         "filter": {
@@ -18,13 +17,38 @@ async def register_search(client: AsyncClient) -> REGISTER_TYPE:
             "args": [{"op": "=", "args": [{"property": "collection"}, "naip"]}],
         },
     }
-    expected_content_hash = "8b989f86a149628eabfde894fb965982"
     response = await client.post("/mosaic/register", json=cql)
+    expected_content_hash = response.json()["searchid"]
     resp = response.json()
-
     return (expected_content_hash, resp)
 
 
+async def test_register_search_with_geom(client: AsyncClient) -> None:
+    geom = {
+        "type": "Polygon",
+        "coordinates": [
+            [
+                [-79.09062791441062, 43.08554661560049],
+                [-79.0629876337021, 43.08554661560049],
+                [-79.0629876337021, 43.067969831431895],
+                [-79.09062791441062, 43.067969831431895],
+                [-79.09062791441062, 43.08554661560049],
+            ]
+        ],
+    }
+    cql = {
+        "filter-lang": "cql2-json",
+        "filter": {
+            "op": "and",
+            "args": [{"op": "=", "args": [{"property": "collection"}, "naip"]},
+                     {"op": "s_intersects", "args": [{"property": "geometry"}, geom]}],
+        },
+    }
+    response = await client.post("/mosaic/register", json=cql)
+    assert response.status_code == 200
+    assert response.json()["searchid"] == '2607eab51afd5d626da8d50d9df3bbf0'
+
+
 @pytest.mark.asyncio
 async def test_mosaic_info(client: AsyncClient) -> None:
     response = await client.get("/mosaic/info?collection=naip")
@@ -43,13 +67,10 @@ async def test_register(client: AsyncClient, register_search: REGISTER_TYPE) ->
     # and that the search hash remains consistent
     assert register_resp["searchid"] == expected_content_hash
     # Test that the links have had the {tileMatrixSetId} template string removed
-    assert len(register_resp["links"]) == 2
-    assert register_resp["links"][0]["href"].endswith(
-        f"/mosaic/{expected_content_hash}/tilejson.json"
-    )
-    assert register_resp["links"][1]["href"].endswith(
-        f"/mosaic/{expected_content_hash}/WMTSCapabilities.xml"
-    )
+    assert len(register_resp["links"]) == 3
+    assert register_resp["links"][0]["href"].endswith(f"/mosaic/{expected_content_hash}/info") # gets added by searchInfoExtension
+    assert register_resp["links"][1]["href"].endswith(f"/mosaic/{expected_content_hash}/tilejson.json")
+    assert register_resp["links"][2]["href"].endswith(f"/mosaic/{expected_content_hash}/WMTSCapabilities.xml")
 
 
 @pytest.mark.asyncio
@@ -101,6 +122,40 @@ async def test_mosaic_tile_routes(
     assert response.status_code == 200
 
 
+async def test_info_path_with_searchid(client: AsyncClient, register_search: REGISTER_TYPE) -> None:
+    # route source code is here https://github.com/developmentseed/titiler/blob/main/src/titiler/mosaic/titiler/mosaic/factory.py#L157
+    # the searchId functionality is added by titiler-pgstac
+    route = "mosaic/{searchId}/info"
+    expected_content_hash, _ = register_search
+    formatted_route = route.format(searchId=expected_content_hash)
+    url = (f"/{formatted_route}?asset_bidx=image%7C1%2C2%2C3&assets=image&collection=naip")
+    response = await client.get(url)
+    assert response.status_code == 200
+
+
+async def test_info_path_with_bad_searchid(client: AsyncClient) -> None:
+    route = "mosaic/{searchId}/info"
+    expected_content_hash = "9b989f86a149628eabfde894fb965982" # does not match the one we registered in the fixture
+    formatted_route = route.format(searchId=expected_content_hash)
+    url = (f"/{formatted_route}?asset_bidx=image%7C1%2C2%2C3&assets=image&collection=naip")
+    response = await client.get(url)
+    assert response.status_code == 404
+
+
+async def test_bad_searchid(client: AsyncClient) -> None:
+    route = "mosaic/tiles/{searchId}/{z}/{x}/{y}"
+    expected_content_hash = "9b989f86a149628eabfde894fb965982" # does not match the one we registered in the fixture
+    formatted_route = route.format(
+        searchId=expected_content_hash,
+        z=16,
+        x=17218,
+        y=26838
+    )
+    url = (f"/{formatted_route}?asset_bidx=image%7C1%2C2%2C3&assets=image&collection=naip")
+    response = await client.get(url)
+    assert response.status_code == 404
+
+
 @pytest.mark.asyncio
 @pytest.mark.parametrize(
     "route",
diff --git a/scripts/test-mosaic b/scripts/test-mosaic
new file mode 100755
index 00000000..ca28b9a0
--- /dev/null
+++ b/scripts/test-mosaic
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+docker compose \
+    -f docker-compose.yml \
+    -f docker-compose.dev.yml \
+    run --rm \
+    tiler-dev python3 -m pytest pctiler/tests/endpoints/test_pg_mosaic.py