From dacae582284283b05c54f9426c597e16a3d389c8 Mon Sep 17 00:00:00 2001
From: Luis Pater <webmaster@idotorg.org>
Date: Wed, 2 Sep 2026 23:27:56 +0800
Subject: [PATCH] feat(registry): add claude fable 5.1 and gemini 3.8 flash
 models

- Add `claude-fable-5-1` model definition with thinking configuration and multimodal capabilities.
- Add `gemini-3.8-flash` and `gemini-3.8-flash-high` model definitions across Google and Antigravity registries.
---
 internal/registry/models/models.json | 156 +++++++++++++++++++++++++++
 1 file changed, 156 insertions(+)

diff --git a/internal/registry/models/models.json b/internal/registry/models/models.json
index 333a071c..9ab07635 100644
--- a/internal/registry/models/models.json
+++ b/internal/registry/models/models.json
@@ -249,6 +249,36 @@
         "text"
       ]
     },
+    {
+      "id": "claude-fable-5-1",
+      "object": "model",
+      "created": 1788220800,
+      "owned_by": "anthropic",
+      "type": "claude",
+      "display_name": "Claude Fable 5.1",
+      "description": "Claude Fable 5.1 extends Claude Fable 5 at the same input and output prices, with cache reads at a quarter of the cost, and brings stronger long-running agentic coding, multistep research, and document, spreadsheet, and slide work.",
+      "context_length": 1000000,
+      "max_completion_tokens": 128000,
+      "thinking": {
+        "min": 1024,
+        "max": 128000,
+        "zero_allowed": true,
+        "levels": [
+          "low",
+          "medium",
+          "high",
+          "xhigh",
+          "max"
+        ]
+      },
+      "supportedInputModalities": [
+        "text",
+        "image"
+      ],
+      "supportedOutputModalities": [
+        "text"
+      ]
+    },
     {
       "id": "claude-opus-4-5-20251101",
       "object": "model",
@@ -838,6 +868,38 @@
       "supportedOutputModalities": [
         "text"
       ]
+    },
+    {
+      "id": "gemini-3.8-flash",
+      "object": "model",
+      "owned_by": "google",
+      "type": "gemini",
+      "display_name": "Gemini 3.8 Flash",
+      "name": "models/gemini-3.8-flash",
+      "version": "3.8",
+      "description": "Gemini 3.8 Flash",
+      "context_length": 1048576,
+      "max_completion_tokens": 65536,
+      "thinking": {
+        "min": 128,
+        "max": 65535,
+        "dynamic_allowed": true,
+        "levels": [
+          "minimal",
+          "low",
+          "medium",
+          "high"
+        ]
+      },
+      "supportedInputModalities": [
+        "text",
+        "image",
+        "audio",
+        "video"
+      ],
+      "supportedOutputModalities": [
+        "text"
+      ]
     }
   ],
   "vertex": [
@@ -1482,6 +1544,37 @@
       "supportedOutputModalities": [
         "text"
       ]
+    },
+    {
+      "id": "gemini-3.8-flash",
+      "object": "model",
+      "owned_by": "google",
+      "type": "gemini",
+      "display_name": "Gemini 3.8 Flash",
+      "name": "gemini-3.8-flash",
+      "description": "Gemini 3.8 Flash",
+      "context_length": 1048576,
+      "max_completion_tokens": 65536,
+      "thinking": {
+        "min": 128,
+        "max": 65535,
+        "dynamic_allowed": true,
+        "levels": [
+          "minimal",
+          "low",
+          "medium",
+          "high"
+        ]
+      },
+      "supportedInputModalities": [
+        "text",
+        "image",
+        "audio",
+        "video"
+      ],
+      "supportedOutputModalities": [
+        "text"
+      ]
     }
   ],
   "gemini-cli": [
@@ -2251,6 +2344,38 @@
       "supportedOutputModalities": [
         "text"
       ]
+    },
+    {
+      "id": "gemini-3.8-flash",
+      "object": "model",
+      "owned_by": "google",
+      "type": "gemini",
+      "display_name": "Gemini 3.8 Flash",
+      "name": "models/gemini-3.8-flash",
+      "version": "3.8",
+      "description": "Gemini 3.8 Flash",
+      "context_length": 1048576,
+      "max_completion_tokens": 65536,
+      "thinking": {
+        "min": 128,
+        "max": 65535,
+        "dynamic_allowed": true,
+        "levels": [
+          "minimal",
+          "low",
+          "medium",
+          "high"
+        ]
+      },
+      "supportedInputModalities": [
+        "text",
+        "image",
+        "audio",
+        "video"
+      ],
+      "supportedOutputModalities": [
+        "text"
+      ]
     }
   ],
   "codex-free": [
@@ -3445,6 +3570,37 @@
         "text"
       ]
     },
+    {
+      "id": "gemini-3.8-flash-high",
+      "object": "model",
+      "owned_by": "antigravity",
+      "type": "antigravity",
+      "display_name": "Gemini 3.8 Flash",
+      "name": "gemini-3.8-flash-high",
+      "description": "Gemini 3.8 Flash (High)",
+      "context_length": 1048576,
+      "max_completion_tokens": 65536,
+      "thinking": {
+        "min": 1,
+        "max": 65535,
+        "dynamic_allowed": true,
+        "levels": [
+          "minimal",
+          "low",
+          "medium",
+          "high"
+        ]
+      },
+      "supportedInputModalities": [
+        "text",
+        "image",
+        "audio",
+        "video"
+      ],
+      "supportedOutputModalities": [
+        "text"
+      ]
+    },
     {
       "id": "gemini-3-flash",
       "object": "model",
-- 
2.51.2