diff --git a/README.md b/README.md
index 601714d..e4e0ccb 100644
--- a/README.md
+++ b/README.md
@@ -383,8 +383,8 @@ direct calls by full ID still work.
 
 | Model | Input Price | Output Price | Context | Notes |
 |-------|-------------|--------------|---------|-------|
-| `xai/grok-4.3` | $1.50/M | $4.00/M | 1M | Reasoning model, vision-capable, tuned for agentic workflows |
-| `xai/grok-build-0.1` | $1.50/M | $3.00/M | 256K | Fast agentic coding model — interactive software-engineering workflows |
+| `xai/grok-4.3` | $1.25/M | $2.50/M | 1M | Reasoning model, vision-capable, tuned for agentic workflows |
+| `xai/grok-build-0.1` | $1.00/M | $2.00/M | 256K | Fast agentic coding model — interactive software-engineering workflows |
 
 ### ZAI
 
diff --git a/tests/unit/test_router_core.py b/tests/unit/test_router_core.py
index b250e3c..8145d7d 100644
--- a/tests/unit/test_router_core.py
+++ b/tests/unit/test_router_core.py
@@ -74,7 +74,7 @@ def _price(input_price: float, output_price: float) -> dict[str, float]:
     "google/gemini-3.1-pro": _price(1.25, 10),
     "google/gemini-3.5-flash": _price(0.5, 3),
     "google/gemini-3-flash-preview": _price(0.5, 3),
-    "xai/grok-4.5": _price(2.5, 9),
+    "xai/grok-4.5": _price(2, 6),
     "anthropic/claude-sonnet-5": _price(3, 15),
     "deepseek/deepseek-v4-pro": _price(0.435, 0.87),
     "moonshot/kimi-k3": _price(3, 15),