fix: place functional lanes before vendor models

config/lanes.yaml

@@ -23,7 +23,8 @@
 # and lands on a deterministic json-capable model (docs/02: `*/auto` only at the
 # tail).
 
-# Show economy, balanced, premium first, then the remaining lanes alphabetically.
+# Show quality tiers first, functional lanes second, then vendor/model lanes.
+# Preserve the existing relative order within the functional and vendor groups.
 # Upstream model IDs remain versioned.
 
 
@@ -69,6 +70,68 @@ premium:
     require_tools: false
     require_json: false
     require_vision: false
+
+coding:
+  purpose: Coding-capable models for code generation / editing
+  # GPT-6 Astra is the flagship coding/reasoning model. The legacy `*-codex` slugs
+  # are not used here because the ChatGPT-account backend historically rejected them.
+  reasoning_effort: high
+  primary: gpt-astra
+  fallback:
+    - premium
+    - balanced
+  constraints:
+    require_tools: false
+    require_json: false
+    require_vision: false
+
+json:
+  purpose: Strict structured-output (JSON) responses
+  # Sol supports JSON schema on Responses. The capability filter prunes
+  # incompatible fallbacks and the */auto tails for strict JSON requests.
+  primary: gpt-sol
+  fallback:
+    - claude-sonnet
+    - openrouter/deepseek-v4-flash
+    - balanced
+  constraints:
+    require_json: true
+    require_tools: false
+    require_vision: false
+
+tool_use:
+  purpose: Reliable function / tool calling
+  reasoning_effort: medium
+  primary: gpt-astra
+  fallback:
+    - premium
+  constraints:
+    require_tools: true
+    require_json: false
+    require_vision: false
+
+transcription-file:
+  primary: bailian/qwen3-asr-flash-filetrans
+  fallback: []
+
+transcription-short:
+  primary: bailian/qwen3-asr-flash
+  fallback: []
+
+vision:
+  purpose: Multimodal / image understanding
+  # Subscription-first: Sol handles everyday vision requests; Grok
+  # image input has also been verified live. Claude subscriptions cover structured
+  # and long-context vision without automatically invoking a paid ZenMux model.
+  primary: gpt-sol
+  fallback:
+    - grok
+    - claude-sonnet
+    - claude-opus
+  constraints:
+    require_vision: true
+    require_tools: false
+    require_json: false
 bailian-speech:
   primary: bailian/qwen-audio-3.1-tts-flash
   fallback: []
@@ -139,20 +202,6 @@ claude-sonnet:
     require_json: false
     require_vision: false
 
-coding:
-  purpose: Coding-capable models for code generation / editing
-  # GPT-6 Astra is the flagship coding/reasoning model. The legacy `*-codex` slugs
-  # are not used here because the ChatGPT-account backend historically rejected them.
-  reasoning_effort: high
-  primary: gpt-astra
-  fallback:
-    - premium
-    - balanced
-  constraints:
-    require_tools: false
-    require_json: false
-    require_vision: false
-
 gemini-flash:
   purpose: Google Gemini Flash tier — fast multimodal
   primary: zenmux-vertex/gemini-3.5-flash
@@ -357,20 +406,6 @@ grok-imagine-video-1.5-preview:
     require_json: false
     require_vision: false
 
-json:
-  purpose: Strict structured-output (JSON) responses
-  # Sol supports JSON schema on Responses. The capability filter prunes
-  # incompatible fallbacks and the */auto tails for strict JSON requests.
-  primary: gpt-sol
-  fallback:
-    - claude-sonnet
-    - openrouter/deepseek-v4-flash
-    - balanced
-  constraints:
-    require_json: true
-    require_tools: false
-    require_vision: false
-
 minimax-speech:
   primary: minimax/speech-2.8-hd
   fallback: []
@@ -421,40 +456,6 @@ seedream-pro:
     require_json: false
     require_vision: false
 
-tool_use:
-  purpose: Reliable function / tool calling
-  reasoning_effort: medium
-  primary: gpt-astra
-  fallback:
-    - premium
-  constraints:
-    require_tools: true
-    require_json: false
-    require_vision: false
-
-transcription-file:
-  primary: bailian/qwen3-asr-flash-filetrans
-  fallback: []
-
-transcription-short:
-  primary: bailian/qwen3-asr-flash
-  fallback: []
-
-vision:
-  purpose: Multimodal / image understanding
-  # Subscription-first: Sol handles everyday vision requests; Grok
-  # image input has also been verified live. Claude subscriptions cover structured
-  # and long-context vision without automatically invoking a paid ZenMux model.
-  primary: gpt-sol
-  fallback:
-    - grok
-    - claude-sonnet
-    - claude-opus
-  constraints:
-    require_vision: true
-    require_tools: false
-    require_json: false
-
 wan-video:
   primary: bailian/wan3.0-video
   fallback: []

docs/04-routing-and-lanes.md

@@ -295,7 +295,9 @@ The version-independent GPT lanes are `gpt-astra`, `gpt-luna`, `gpt-sol`, and
 and `gpt-6.1-terra` upstream models respectively. Versioned client model IDs,
 including dated and `openai.` variants, remain compatible through
 `model-aliases.yaml`. Lane entries show `economy`, `balanced`, and `premium` first, in that order,
-then the remaining lanes alphabetically. Execution order still follows each
+then functional lanes (coding, JSON, tool use, vision, and transcription),
+then vendor/model lanes. Preserve the existing relative order within the latter
+two groups. Execution order still follows each
 lane's primary and fallback list.
 
 Vendor-family lanes

implementation-notes.md

@@ -9,7 +9,7 @@
 
 ## 2026-10-27 · GPT lane 去版本化并按优先档位排序（docs/04、06、11）
 
-- **命名**：`gpt-6-astra`、`gpt-6-luna`、`gpt-6.1-sol`、`gpt-6.1-terra` lane 分别改成 `gpt-astra`、`gpt-luna`、`gpt-sol`、`gpt-terra`；lane 配置先按 `economy`、`balanced`、`premium` 排列，其余按名称字母顺序排列。旧模型名、日期及 `openai.` 客户端别名继续映射到新 lane。
+- **命名**：`gpt-6-astra`、`gpt-6-luna`、`gpt-6.1-sol`、`gpt-6.1-terra` lane 分别改成 `gpt-astra`、`gpt-luna`、`gpt-sol`、`gpt-terra`；lane 配置先按 `economy`、`balanced`、`premium` 排列，其次是 coding、JSON、tool use、vision、transcription 等功能 lane，最后是厂商／模型 lane；功能组与厂商组分别保留原有相对顺序。旧模型名、日期及 `openai.` 客户端别名继续映射到新 lane。
 - **边界**：只改 lane 名和引用，不改真实上游 model ID、价格、能力、reasoning effort 或 fallback 顺序。Admin、Portal 与模型发现继续读取配置；192.168.8.4 的 Helm 串联模型与目录键同步改名，避免把新 lane 名直接发送给真实模型上游。
 - **部署**：检查所有配置引用与现役 key 的 lane 作用域，保留无关自定义配置。v0.30.58 按发布工具同步稳定快照，分别读回两台服务器的排序与路由，并验证新名称及旧别名的真实流式响应。后续显示顺序修正直接更新现役配置，保持 v0.30.58 镜像与路由内容不变。
 

packages/core/src/config/samples.test.ts

@@ -71,11 +71,18 @@ describe("checked-in config samples", () => {
       expect(expandLaneChain(current, lanes)[0]).toBe(`openai-codex/${upstream}`);
     }
     const priorityLanes = ["economy", "balanced", "premium"];
+    const functionalLanes = [
+      "coding",
+      "json",
+      "tool_use",
+      "transcription-file",
+      "transcription-short",
+      "vision",
+    ];
+    const leadingLanes = [...priorityLanes, ...functionalLanes];
     expect(Object.keys(lanes)).toEqual([
-      ...priorityLanes,
-      ...Object.keys(lanes)
-        .filter((name) => !priorityLanes.includes(name))
-        .sort(),
+      ...leadingLanes,
+      ...Object.keys(lanes).filter((name) => !leadingLanes.includes(name)),
     ]);
     for (const [model, lane] of Object.entries({
       "gpt-6-astra": "gpt-astra",