chore(providers): refresh catalogs, free tiers, and hide stale ones

Update model lists and context lengths across free/apikey providers,
move bazaarlink, kilo-gateway, and kimchi into freeTier, demote llm7 to
apikey, and hide bluesminds, sambanova, zed, and mimo-free.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

open-sse/providers/registry/llm7.js

@@ -15,7 +15,7 @@ export default {
       apiKeyUrl: "https://llm7.io",
     },
   },
-  category: "freeTier",
+  category: "apikey",
   authType: "apikey",
   authModes: [
     "apikey",
@@ -25,10 +25,11 @@ export default {
     validateUrl: "https://api.llm7.io/v1/models",
   },
   models: [
-    { id: "gpt-4o-mini-2024-07-18", name: "GPT-4o mini (LLM7)" },
-    { id: "gpt-4.1-nano-2025-04-14", name: "GPT-4.1 nano (LLM7)" },
-    { id: "deepseek-r1-0528", name: "DeepSeek R1 (LLM7)" },
-    { id: "qwen2.5-coder-32b-instruct", name: "Qwen2.5 Coder 32B (LLM7)" },
+    { id: "gpt-5.5", name: "GPT-5.5 (LLM7)", contextLength: 1050000 },
+    { id: "claude-opus-5", name: "Claude Opus 5 (LLM7)", contextLength: 1000000 },
+    { id: "deepseek-v4-flash", name: "DeepSeek V4 Flash (LLM7)", contextLength: 1000000 },
+    { id: "grok-4.5", name: "Grok 4.5 (LLM7)", contextLength: 500000 },
+    { id: "kimi-k3", name: "Kimi K3 (LLM7)", contextLength: 1000000 },
   ],
   passthroughModels: true,
 };