diff --git a/internal/api/client.go b/internal/api/client.go
index 65e23c3..9139317 100644
--- a/internal/api/client.go
+++ b/internal/api/client.go
@@ -54,7 +54,7 @@ func (c *Client) Analyze(ctx context.Context, zipPath, idempotencyKey string) (*
 	mw.Close()
 
 	var g Graph
-	if err := c.request(ctx, http.MethodPost, "/v1/supermodel", mw.FormDataContentType(), &buf, idempotencyKey, &g); err != nil {
+	if err := c.request(ctx, http.MethodPost, "/v1/graphs/supermodel", mw.FormDataContentType(), &buf, idempotencyKey, &g); err != nil {
 		return nil, err
 	}
 	return &g, nil
diff --git a/internal/api/types.go b/internal/api/types.go
index ebae0f8..31fdeee 100644
--- a/internal/api/types.go
+++ b/internal/api/types.go
@@ -40,7 +40,7 @@ type Relationship struct {
 	Properties map[string]any `json:"properties,omitempty"`
 }
 
-// Graph is the unified response type for /v1/supermodel and
+// Graph is the unified response type for /v1/graphs/supermodel and
 // /v1/repos/{id}/graph/display. The API serialises relationships as either
 // "edges" or "relationships" depending on the endpoint; Rels() unifies both.
 type Graph struct {
diff --git a/scripts/check-architecture/main.go b/scripts/check-architecture/main.go
index 0665bf6..e055a83 100644
--- a/scripts/check-architecture/main.go
+++ b/scripts/check-architecture/main.go
@@ -46,7 +46,7 @@ var sharedKernel = map[string]bool{
 }
 
 // --- Supermodel API response types -------------------------------------------
-// Schema: DisplayGraphResponse from api.supermodeltools.com/v1/supermodel
+// Schema: DisplayGraphResponse from api.supermodeltools.com/v1/graphs/supermodel
 
 type graphResponse struct {
 	Nodes         []graphNode    `json:"nodes"`
@@ -235,7 +235,7 @@ func callAPI(apiBase, apiKey, zipPath string) (*graphResponse, error) {
 	}
 	mw.Close()
 
-	req, err := http.NewRequest(http.MethodPost, apiBase+"/v1/supermodel", &buf)
+	req, err := http.NewRequest(http.MethodPost, apiBase+"/v1/graphs/supermodel", &buf)
 	if err != nil {
 		return nil, err
 	}