diff --git a/providers/google-vertex/models/gemini-3.1-pro.toml b/providers/google-vertex/models/gemini-3.1-pro-preview.toml
similarity index 93%
rename from providers/google-vertex/models/gemini-3.1-pro.toml
rename to providers/google-vertex/models/gemini-3.1-pro-preview.toml
index 046c3cc7a..88520e389 100644
--- a/providers/google-vertex/models/gemini-3.1-pro.toml
+++ b/providers/google-vertex/models/gemini-3.1-pro-preview.toml
@@ -1,4 +1,4 @@
-name = "Gemini 3.1 Pro"
+name = "Gemini 3.1 Pro Preview"
 family = "gemini-pro"
 release_date = "2026-02-19"
 last_updated = "2026-02-19"
diff --git a/providers/google/models/gemini-3.1-pro.toml b/providers/google/models/gemini-3.1-pro-preview.toml
similarity index 93%
rename from providers/google/models/gemini-3.1-pro.toml
rename to providers/google/models/gemini-3.1-pro-preview.toml
index 046c3cc7a..88520e389 100644
--- a/providers/google/models/gemini-3.1-pro.toml
+++ b/providers/google/models/gemini-3.1-pro-preview.toml
@@ -1,4 +1,4 @@
-name = "Gemini 3.1 Pro"
+name = "Gemini 3.1 Pro Preview"
 family = "gemini-pro"
 release_date = "2026-02-19"
 last_updated = "2026-02-19"
diff --git a/providers/opencode/models/gemini-3.1-pro.toml b/providers/opencode/models/gemini-3.1-pro-preview.toml
similarity index 94%
rename from providers/opencode/models/gemini-3.1-pro.toml
rename to providers/opencode/models/gemini-3.1-pro-preview.toml
index bb2f3c0a9..838bdfa02 100644
--- a/providers/opencode/models/gemini-3.1-pro.toml
+++ b/providers/opencode/models/gemini-3.1-pro-preview.toml
@@ -1,4 +1,4 @@
-name = "Gemini 3.1 Pro"
+name = "Gemini 3.1 Pro Preview"
 family = "gemini-pro"
 release_date = "2026-02-19"
 last_updated = "2026-02-19"