{"record":{"id":"9153119f431944df","repo":"BerriAI/litellm","slug":"parameter-key-is-not-supported-for-model-model","errorCode":null,"errorMessage":"Parameter {key} is not supported for model {model}. Supported parameters are {supported_params}. Set drop_params=True to drop unsupported parameters.","messagePattern":"Parameter (.+?) is not supported for model (.+?)\\. Supported parameters are (.+?)\\. Set drop_params=True to drop unsupported parameters\\.","errorType":"validation","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"litellm/llms/azure_ai/image_edit/mai_transformation.py","lineNumber":52,"sourceCode":"        model: str,\n        drop_params: bool,\n    ) -> dict:\n        optional_params: Final[dict[str, Any]] = {}\n        supported_params: Final = self.get_supported_openai_params(model)\n\n        for key, value in dict(image_edit_optional_params).items():\n            if value is None or key in optional_params:\n                continue\n\n            if key in supported_params:\n                if key == \"size\" and value:\n                    size_param = cast(str, value)\n                    self._validate_size_param(size_param)\n                    optional_params[key] = size_param\n                else:\n                    optional_params[key] = value\n            elif not drop_params:\n                raise ValueError(\n                    f\"Parameter {key} is not supported for model {model}. \"\n                    f\"Supported parameters are {supported_params}. \"\n                    f\"Set drop_params=True to drop unsupported parameters.\"\n                )\n\n        if \"size\" not in optional_params:\n            optional_params[\"size\"] = self.DEFAULT_SIZE\n\n        return optional_params\n\n    def _validate_size_param(self, size: str) -> None:\n        known_sizes: Final = {\n            \"1024x1024\",\n            \"1792x1024\",\n            \"1024x1792\",\n            \"512x512\",\n            \"256x256\",\n        }","sourceCodeStart":34,"sourceCodeEnd":70,"githubUrl":"https://github.com/BerriAI/litellm/blob/6c2dcb801bf2b75c18f1bb24140e7cf57465cc4d/litellm/llms/azure_ai/image_edit/mai_transformation.py#L34-L70","documentation":"Error \"Parameter {key} is not supported for model {model}. Supported parameters are {supported_params}. Set drop_params=True to drop unsupported parameters.\" thrown in BerriAI/litellm.","triggerScenarios":"Thrown at litellm/llms/azure_ai/image_edit/mai_transformation.py:52 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Remove the unsupported parameter or set drop_params=True."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"6c2dcb801bf2b75c18f1bb24140e7cf57465cc4d","analyzedAt":"2026-08-15T07:12:03.035Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}