chore: sync model pricing from OpenRouter API

providers/tngtech.toml

@@ -0,0 +1,18 @@
+# tngtech — auto-generated from OpenRouter API
+
+[provider]
+id = "tngtech"
+display_name = "Tngtech"
+api_key_env = "OPENROUTER_API_KEY"
+base_url = "https://openrouter.ai/api/v1"
+key_required = true
+
+[[models]]
+id = "deepseek-r1t2-chimera"
+display_name = "TNG: DeepSeek R1T2 Chimera"
+tier = "fast"
+context_window = 163840
+max_output_tokens = 163840
+input_cost_per_m = 0.3
+output_cost_per_m = 1.1
+supports_streaming = true