diff --git a/docs/reference.md b/docs/reference.md
index c27c24846..e481690bd 100644
--- a/docs/reference.md
+++ b/docs/reference.md
@@ -648,7 +648,7 @@ vf.print_prompt_completions_sample(outputs: GenerateOutputs, n: int = 3)
 Pretty-print sample rollouts.
 
 ```python
-vf.setup_logging(level: str = "INFO")
+vf.setup_logging(level: str = "INFO", log_file: str | None = None)
 ```
 
-Configure verifiers logging. Set `VF_LOG_LEVEL` env var to change default.
+Configure verifiers logging. Set `VF_LOG_LEVEL` env var to change default. If `log_file` is provided, logs to that file instead of stderr.
diff --git a/verifiers/__init__.py b/verifiers/__init__.py
index 33d69d8c0..d74192d1c 100644
--- a/verifiers/__init__.py
+++ b/verifiers/__init__.py
@@ -43,6 +43,7 @@ def setup_logging(
     level: str = "INFO",
     log_format: Optional[str] = None,
     date_format: Optional[str] = None,
+    log_file: Optional[str] = None,
 ) -> None:
     """
     Setup basic logging configuration for the verifiers package.
@@ -51,14 +52,18 @@ def setup_logging(
         level: The logging level to use. Defaults to "INFO".
         log_format: Custom log format string. If None, uses default format.
         date_format: Custom date format string. If None, uses default format.
+        log_file: Path to log file. If None, logs to stderr.
     """
     if log_format is None:
         log_format = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
     if date_format is None:
         date_format = "%Y-%m-%d %H:%M:%S"
 
-    # Create a StreamHandler that writes to stderr
-    handler = logging.StreamHandler(sys.stderr)
+    # Create handler - file or stderr
+    if log_file is not None:
+        handler = logging.FileHandler(log_file)
+    else:
+        handler = logging.StreamHandler(sys.stderr)
     handler.setFormatter(logging.Formatter(fmt=log_format, datefmt=date_format))
 
     # Get the root logger for the verifiers package