Merge pull request #198 from rajbos/copilot/update-token-estimators-json

Add Claude Opus 4.6 model support

Author: rajbos

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": "2026-02-08",
+    "lastUpdated": "2026-02-09",
     "sources": [
       {
         "name": "OpenAI API Pricing",
@@ -206,6 +206,20 @@
       "tier": "premium",
       "multiplier": 3
     },
+    "claude-opus-4.6": {
+      "inputCostPerMillion": 5.0,
+      "outputCostPerMillion": 25.0,
+      "category": "Claude models (Anthropic)",
+      "tier": "premium",
+      "multiplier": 3
+    },
+    "claude-opus-4.6-(fast-mode)-(preview)": {
+      "inputCostPerMillion": 5.0,
+      "outputCostPerMillion": 25.0,
+      "category": "Claude models (Anthropic)",
+      "tier": "premium",
+      "multiplier": 9
+    },
     "claude-opus-4.6-fast": {
       "inputCostPerMillion": 5.0,
       "outputCostPerMillion": 25.0,

src/tokenEstimators.json

@@ -30,6 +30,8 @@
     "claude-haiku-4.5": 0.24,
     "claude-opus-4.1": 0.24,
     "claude-opus-4.5": 0.24,
+    "claude-opus-4.6": 0.24,
+    "claude-opus-4.6-(fast-mode)-(preview)": 0.24,
     "claude-opus-4.6-fast": 0.24,
     "gemini-2.5-pro": 0.25,
     "gemini-3-flash": 0.25,