diff --git a/thrift/lib/cpp2/server/metrics/StreamMetricCallback.h b/thrift/lib/cpp2/server/metrics/StreamMetricCallback.h
index 49af713246b..39a4afac9e3 100644
--- a/thrift/lib/cpp2/server/metrics/StreamMetricCallback.h
+++ b/thrift/lib/cpp2/server/metrics/StreamMetricCallback.h
@@ -31,6 +31,8 @@ class StreamMetricCallback {
   virtual void onStreamCancel(std::string_view /* methodName */) = 0;
   virtual void onStreamRequestN(
       std::string_view /* methodName */, uint32_t /* credits */) = 0;
+  virtual void recordCreditsAvailable(
+      std::string_view /* methodName */, uint32_t /* creditsAvailable */) = 0;
 };
 
 class NoopStreamMetricCallback final : public StreamMetricCallback {
@@ -41,6 +43,7 @@ class NoopStreamMetricCallback final : public StreamMetricCallback {
   void onStreamComplete(std::string_view) override {}
   void onStreamCancel(std::string_view) override {}
   void onStreamRequestN(std::string_view, uint32_t) override {}
+  void recordCreditsAvailable(std::string_view, uint32_t) override {}
 };
 
 } // namespace apache::thrift
diff --git a/thrift/lib/cpp2/transport/rocket/server/RocketStreamClientCallback.cpp b/thrift/lib/cpp2/transport/rocket/server/RocketStreamClientCallback.cpp
index 47263c726ed..b1d08ce0ec8 100644
--- a/thrift/lib/cpp2/transport/rocket/server/RocketStreamClientCallback.cpp
+++ b/thrift/lib/cpp2/transport/rocket/server/RocketStreamClientCallback.cpp
@@ -226,8 +226,9 @@ bool RocketStreamClientCallback::request(uint32_t tokens) {
   }
 
   cancelTimeout();
-  tokens_ += tokens;
+  streamMetricCallback_.recordCreditsAvailable(rpcMethodName_, tokens_);
   streamMetricCallback_.onStreamRequestN(rpcMethodName_, tokens);
+  tokens_ += tokens;
   return serverCallback()->onStreamRequestN(tokens);
 }
 
@@ -292,6 +293,7 @@ void RocketStreamClientCallback::scheduleTimeout() {
     timeoutCallback_ = std::make_unique<TimeoutCallback>(*this);
   }
   connection_.scheduleStreamTimeout(timeoutCallback_.get());
+  streamMetricCallback_.recordCreditsAvailable(rpcMethodName_, tokens_);
 }
 
 void RocketStreamClientCallback::cancelTimeout() {