diff --git a/pyproject.toml b/pyproject.toml
index f004a1d..7f8c4a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -69,7 +69,7 @@ dependencies = [
     "httpx>=0.25.2",
     "pdfplumber>=0.11.2",
     "redis>=5.2.1",
-    "llmwhisperer-client>=2.5.0",
+    "llmwhisperer-client>=2.8.0",
 ]
 
 [project.optional-dependencies]
diff --git a/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/constants.py b/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/constants.py
index 8c46ead..98d203d 100644
--- a/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/constants.py
+++ b/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/constants.py
@@ -57,11 +57,12 @@ class WhispererConfig:
     MEDIAN_FILTER_SIZE = "median_filter_size"
     GAUSSIAN_BLUR_RADIUS = "gaussian_blur_radius"
     LINE_SPLITTER_TOLERANCE = "line_splitter_tolerance"
-    LINE_SPLITTER_STRATEGY = "line_spitter_strategy"
+    LINE_SPLITTER_STRATEGY = "line_splitter_strategy"
     HORIZONTAL_STRETCH_FACTOR = "horizontal_stretch_factor"
     PAGES_TO_EXTRACT = "pages_to_extract"
     MARK_VERTICAL_LINES = "mark_vertical_lines"
     MARK_HORIZONTAL_LINES = "mark_horizontal_lines"
+    # Misspelling retained: it is the key existing adapter configs are stored under
     PAGE_SEPARATOR = "page_seperator"
     URL_IN_POST = "url_in_post"
     TAG = "tag"
@@ -77,6 +78,13 @@ class WhispererConfig:
     LINES = "lines"
 
 
+class WhispererParam:
+    """Params passed to the client whose name differs from the config key."""
+
+    PAGE_SEPARATOR = "page_separator"
+    FILE_NAME = "file_name"
+
+
 class WhisperStatus:
     """Values returned / used by /whisper-status endpoint."""
 
diff --git a/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/helper.py b/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/helper.py
index 1e887a9..1dd9bba 100644
--- a/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/helper.py
+++ b/src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/helper.py
@@ -20,6 +20,7 @@
     WhispererConfig,
     WhispererDefaults,
     WhispererHeader,
+    WhispererParam,
     WhisperStatus,
 )
 from unstract.sdk.adapters.x2text.llm_whisperer_v2.src.dto import WhispererRequestParams
@@ -196,7 +197,7 @@ def get_whisperer_params(
                 WhispererConfig.MARK_HORIZONTAL_LINES,
                 WhispererDefaults.MARK_HORIZONTAL_LINES,
             ),
-            WhispererConfig.PAGE_SEPARATOR: config.get(
+            WhispererParam.PAGE_SEPARATOR: config.get(
                 WhispererConfig.PAGE_SEPARATOR,
                 WhispererDefaults.PAGE_SEPARATOR,
             ),
@@ -244,6 +245,8 @@ def send_whisper_request(
         params = LLMWhispererHelper.get_whisperer_params(
             config=config, extra_params=extra_params
         )
+        # Recorded against the extraction for cross referencing in usage reports
+        params[WhispererParam.FILE_NAME] = Path(input_file_path).name
         response: requests.Response
         try:
             input_file_data = BytesIO(fs.read(path=input_file_path, mode="rb"))