diff --git a/src/pipecat/services/stt_latency.py b/src/pipecat/services/stt_latency.py
index b7411f011..f3fa235d5 100644
--- a/src/pipecat/services/stt_latency.py
+++ b/src/pipecat/services/stt_latency.py
@@ -44,17 +44,15 @@ GLADIA_TTFS_P99: float = 1.49
 GOOGLE_TTFS_P99: float = 1.57
 GRADIUM_TTFS_P99: float = 1.61
 GROQ_TTFS_P99: float = 1.54
+MISTRAL_TTFS_P99: float = 1.89
 OPENAI_TTFS_P99: float = 2.01
 OPENAI_REALTIME_TTFS_P99: float = 1.66
 SARVAM_TTFS_P99: float = 1.17
 SMALLEST_TTFS_P99: float = 1.59
 SONIOX_TTFS_P99: float = 0.35
 SPEECHMATICS_TTFS_P99: float = 0.74
+XAI_TTFS_P99: float = 2.14
 
 # These services run locally and should be replaced with measured values
 NVIDIA_TTFS_P99: float = DEFAULT_TTFS_P99
 WHISPER_TTFS_P99: float = DEFAULT_TTFS_P99
-
-# No benchmark available yet; using conservative default
-MISTRAL_TTFS_P99: float = DEFAULT_TTFS_P99
-XAI_TTFS_P99: float = DEFAULT_TTFS_P99