feat: add MiniMax provider with Anthropic-compatible API (#7640)

Signed-off-by: ximi <ximi@minimaxi.com>

crates/goose/src/providers/canonical/data/canonical_models.json

@@ -87318,4 +87318,4 @@
       "output": 131072
     }
   }
-]
+]

crates/goose/src/providers/declarative/minimax.json

@@ -0,0 +1,19 @@
+{
+  "name": "minimax",
+  "engine": "anthropic",
+  "display_name": "MiniMax",
+  "description": "MiniMax AI models with long context support via Anthropic-compatible API",
+  "api_key_env": "MINIMAX_API_KEY",
+  "base_url": "https://api.minimax.io/anthropic",
+  "models": [
+    {
+      "name": "MiniMax-M2.5",
+      "context_limit": 204800
+    },
+    {
+      "name": "MiniMax-M2.5-highspeed",
+      "context_limit": 204800
+    }
+  ],
+  "supports_streaming": true
+}

ui/desktop/src/components/settings/providers/modal/subcomponents/ProviderLogo.tsx

@@ -7,6 +7,7 @@ import DatabricksLogo from './icons/databricks@3x.png';
 import OpenRouterLogo from './icons/openrouter@3x.png';
 import SnowflakeLogo from './icons/snowflake@3x.png';
 import XaiLogo from './icons/xai@3x.png';
+import MiniMaxLogo from './icons/minimax@3x.png';
 import DefaultLogo from './icons/default@3x.png';
 
 // Map provider names to their logos
@@ -20,6 +21,7 @@ const providerLogos: Record<string, string> = {
   openrouter: OpenRouterLogo,
   snowflake: SnowflakeLogo,
   xai: XaiLogo,
+  minimax: MiniMaxLogo,
   default: DefaultLogo,
 };