Add support for GPT-5.2

chatmock/cli.py

@@ -335,7 +335,7 @@ def main() -> None:
         action="store_true",
         default=(os.getenv("CHATGPT_LOCAL_EXPOSE_REASONING_MODELS") or "").strip().lower() in ("1", "true", "yes", "on"),
         help=(
-            "Expose gpt-5 reasoning effort variants (minimal|low|medium|high|xhigh where supported) "
+            "Expose GPT-5 family reasoning effort variants (minimal|low|medium|high|xhigh where supported) "
             "as separate models from /v1/models. This allows choosing effort via model selection in compatible UIs."
         ),
     )

chatmock/reasoning.py

@@ -11,6 +11,8 @@ def allowed_efforts_for_model(model: str | None) -> Set[str]:
     if not base:
         return DEFAULT_REASONING_EFFORTS
     normalized = base.split(":", 1)[0]
+    if normalized.startswith("gpt-5.2"):
+        return {"none", "low", "medium", "high", "xhigh"}
     if normalized.startswith("gpt-5.1-codex-max"):
         return {"low", "medium", "high", "xhigh"}
     if normalized.startswith("gpt-5.1"):

chatmock/routes_ollama.py

@@ -96,6 +96,7 @@ def ollama_tags() -> Response:
     model_ids = [
         "gpt-5",
         "gpt-5.1",
+        "gpt-5.2",
         "gpt-5-codex",
         "gpt-5.1-codex",
         "gpt-5.1-codex-max",
@@ -112,6 +113,11 @@ def ollama_tags() -> Response:
                 "gpt-5.1-high",
                 "gpt-5.1-medium",
                 "gpt-5.1-low",
+                "gpt-5.2-xhigh",
+                "gpt-5.2-high",
+                "gpt-5.2-medium",
+                "gpt-5.2-low",
+                "gpt-5.2-none",
                 "gpt-5-codex-high",
                 "gpt-5-codex-medium",
                 "gpt-5-codex-low",

chatmock/routes_openai.py

@@ -534,6 +534,7 @@ def list_models() -> Response:
     model_groups = [
         ("gpt-5", ["high", "medium", "low", "minimal"]),
         ("gpt-5.1", ["high", "medium", "low"]),
+        ("gpt-5.2", ["xhigh", "high", "medium", "low", "none"]),
         ("gpt-5-codex", ["high", "medium", "low"]),
         ("gpt-5.1-codex", ["high", "medium", "low"]),
         ("gpt-5.1-codex-max", ["xhigh", "high", "medium", "low"]),

chatmock/upstream.py

@@ -42,6 +42,9 @@ def normalize_model_name(name: str | None, debug_model: str | None = None) -> st
         "gpt-5-latest": "gpt-5",
         "gpt-5": "gpt-5",
         "gpt-5.1": "gpt-5.1",
+        "gpt5.2": "gpt-5.2",
+        "gpt-5.2": "gpt-5.2",
+        "gpt-5.2-latest": "gpt-5.2",
         "gpt5-codex": "gpt-5-codex",
         "gpt-5-codex": "gpt-5-codex",
         "gpt-5-codex-latest": "gpt-5-codex",