diff --git a/generative/config.py b/generative/config.py
index a13f5a9..99505a9 100644
--- a/generative/config.py
+++ b/generative/config.py
@@ -288,7 +288,7 @@ def is_maintainer() -> bool:
 # cache_write = 1,25x Input-Preis (bei 1h-TTL wären es 2x — hier nicht der Fall, #240).
 MODEL_PRICING: dict[str, dict[str, float]] = {
     # Claude (Anthropic API) — https://anthropic.com/pricing
-    "claude-opus-4-7": {"input": 15.0, "output": 75.0, "cache_read": 1.50, "cache_write": 18.75},
+    "claude-opus-4-7": {"input": 5.0, "output": 25.0, "cache_read": 0.50, "cache_write": 6.25},
     "claude-sonnet-4-6": {"input": 3.0, "output": 15.0, "cache_read": 0.30, "cache_write": 3.75},
     "claude-haiku-4-5": {"input": 0.80, "output": 4.0, "cache_read": 0.03, "cache_write": 1.0},
     # Gemini (Google API) — https://ai.google.dev/pricing
diff --git a/generative/tests/test_cost.py b/generative/tests/test_cost.py
index ed60f4f..b582320 100644
--- a/generative/tests/test_cost.py
+++ b/generative/tests/test_cost.py
@@ -10,7 +10,7 @@ def test_opus_cost():
         cost = compute_cost_per_call(
             model="claude-opus-4-7", input_tokens=1_000_000, output_tokens=1_000_000, cache_read_tokens=0
         )
-    assert abs(cost - 90.0) < 0.01  # $15 input + $75 output per M
+    assert abs(cost - 30.0) < 0.01  # $5 input + $25 output per M
 
 
 def test_opus_cost_with_prefix():
@@ -18,7 +18,7 @@ def test_opus_cost_with_prefix():
         cost = compute_cost_per_call(
             model="anthropic/claude-opus-4-7", input_tokens=1_000_000, output_tokens=1_000_000, cache_read_tokens=0
         )
-    assert abs(cost - 90.0) < 0.01  # provider-Prefix wird gestrippt
+    assert abs(cost - 30.0) < 0.01  # provider-Prefix wird gestrippt
 
 
 def test_haiku_cache_read():