diff --git a/package-lock.json b/package-lock.json
index 481bb71..1d5d923 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -626,6 +626,7 @@
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+      "peer": true,
       "engines": {
         "node": ">=18"
       },
@@ -664,6 +665,7 @@
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       ],
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -2007,6 +2009,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@typescript-eslint/scope-manager": "8.54.0",
         "@typescript-eslint/types": "8.54.0",
@@ -2667,6 +2670,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -4259,6 +4263,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
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         "@eslint-community/regexpp": "^4.12.1",
@@ -9470,6 +9475,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
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@@ -9705,6 +9711,7 @@
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       "dev": true,
       "license": "Apache-2.0",
+      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
diff --git a/src/modelPricing.json b/src/modelPricing.json
index 95bc44f..fc53620 100644
--- a/src/modelPricing.json
+++ b/src/modelPricing.json
@@ -2,7 +2,7 @@
   "$schema": "http://json-schema.org/draft-07/schema#",
   "description": "Model pricing data - costs per million tokens for input and output",
   "metadata": {
-    "lastUpdated": "2026-01-30",
+    "lastUpdated": "2026-02-08",
     "sources": [
       {
         "name": "OpenAI API Pricing",
@@ -206,6 +206,13 @@
       "tier": "premium",
       "multiplier": 3
     },
+    "claude-opus-4.6-fast": {
+      "inputCostPerMillion": 5.0,
+      "outputCostPerMillion": 25.0,
+      "category": "Claude models (Anthropic)",
+      "tier": "premium",
+      "multiplier": 9
+    },
     "o3-mini": {
       "inputCostPerMillion": 4.0,
       "outputCostPerMillion": 16.0,
diff --git a/src/tokenEstimators.json b/src/tokenEstimators.json
index fab2f4d..dd575cf 100644
--- a/src/tokenEstimators.json
+++ b/src/tokenEstimators.json
@@ -30,6 +30,7 @@
     "claude-haiku-4.5": 0.24,
     "claude-opus-4.1": 0.24,
     "claude-opus-4.5": 0.24,
+    "claude-opus-4.6-fast": 0.24,
     "gemini-2.5-pro": 0.25,
     "gemini-3-flash": 0.25,
     "gemini-3-pro": 0.25,