diff --git a/branding/qbraid/generate-models.ts b/branding/qbraid/generate-models.ts
index 12c54a6847db..f9741dc6551b 100644
--- a/branding/qbraid/generate-models.ts
+++ b/branding/qbraid/generate-models.ts
@@ -41,14 +41,39 @@ const models = {
     id: "qbraid",
     name: "qBraid",
     env: ["QBRAID_API_KEY"],
-    npm: "@ai-sdk/openai-compatible",
-    api: "https://api.qbraid.com/ai/v1",
+    npm: "@ai-sdk/qbraid",
+    api: "https://account.qbraid.com/api/ai/v1",
     models: {
-      "claude-sonnet-4": {
-        id: "claude-sonnet-4",
-        name: "Claude Sonnet 4",
-        family: "claude",
-        release_date: "2025-05-22",
+      "claude-opus-4-8": {
+        id: "claude-opus-4-8",
+        name: "Claude Opus 4.8",
+        family: "claude-opus",
+        release_date: "2026-01-01",
+        attachment: true,
+        reasoning: true,
+        temperature: true,
+        tool_call: true,
+        cost: {
+          input: 5,
+          output: 25,
+          cache_read: 0.5,
+          cache_write: 6.25,
+        },
+        limit: {
+          context: 1000000,
+          output: 128000,
+        },
+        modalities: {
+          input: ["text", "image", "pdf"],
+          output: ["text"],
+        },
+        options: {},
+      },
+      "claude-sonnet-4-6": {
+        id: "claude-sonnet-4-6",
+        name: "Claude 4.6 Sonnet",
+        family: "claude-sonnet",
+        release_date: "2026-01-01",
         attachment: true,
         reasoning: true,
         temperature: true,
@@ -60,8 +85,8 @@ const models = {
           cache_write: 3.75,
         },
         limit: {
-          context: 200000,
-          output: 16000,
+          context: 1000000,
+          output: 64000,
         },
         modalities: {
           input: ["text", "image", "pdf"],
@@ -71,22 +96,22 @@ const models = {
       },
       "claude-haiku-4-5": {
         id: "claude-haiku-4-5",
-        name: "Claude Haiku 4.5",
-        family: "claude",
-        release_date: "2025-05-22",
+        name: "Claude 4.5 Haiku",
+        family: "claude-haiku",
+        release_date: "2025-10-15",
         attachment: true,
-        reasoning: false,
+        reasoning: true,
         temperature: true,
         tool_call: true,
         cost: {
-          input: 0.8,
-          output: 4,
-          cache_read: 0.08,
-          cache_write: 1,
+          input: 1,
+          output: 5,
+          cache_read: 0.1,
+          cache_write: 1.25,
         },
         limit: {
           context: 200000,
-          output: 8192,
+          output: 64000,
         },
         modalities: {
           input: ["text", "image", "pdf"],
@@ -94,50 +119,50 @@ const models = {
         },
         options: {},
       },
-      "gpt-4o": {
-        id: "gpt-4o",
-        name: "GPT-4o",
-        family: "gpt",
-        release_date: "2024-05-13",
+      "gemini-3.1-pro": {
+        id: "gemini-3.1-pro",
+        name: "Gemini 3.1 Pro",
+        family: "gemini-pro",
+        release_date: "2026-01-01",
         attachment: true,
-        reasoning: false,
+        reasoning: true,
         temperature: true,
         tool_call: true,
         cost: {
-          input: 2.5,
-          output: 10,
-          cache_read: 1.25,
+          input: 2,
+          output: 12,
+          cache_read: 0.2,
         },
         limit: {
-          context: 128000,
-          output: 16384,
+          context: 1048576,
+          output: 65536,
         },
         modalities: {
-          input: ["text", "image"],
+          input: ["text", "image", "video", "audio", "pdf"],
           output: ["text"],
         },
         options: {},
       },
-      "gpt-4o-mini": {
-        id: "gpt-4o-mini",
-        name: "GPT-4o Mini",
-        family: "gpt",
-        release_date: "2024-07-18",
+      "gemini-3.5-flash": {
+        id: "gemini-3.5-flash",
+        name: "Gemini 3.5 Flash",
+        family: "gemini-flash",
+        release_date: "2026-05-19",
         attachment: true,
-        reasoning: false,
+        reasoning: true,
         temperature: true,
         tool_call: true,
         cost: {
-          input: 0.15,
-          output: 0.6,
-          cache_read: 0.075,
+          input: 0.5,
+          output: 3,
+          cache_read: 0.05,
         },
         limit: {
-          context: 128000,
-          output: 16384,
+          context: 1048576,
+          output: 65535,
         },
         modalities: {
-          input: ["text", "image"],
+          input: ["text", "image", "video", "audio", "pdf"],
           output: ["text"],
         },
         options: {},
diff --git a/branding/qbraid/models.json b/branding/qbraid/models.json
index 1e69207eadad..a5d9778ea27c 100644
--- a/branding/qbraid/models.json
+++ b/branding/qbraid/models.json
@@ -4,13 +4,13 @@
     "name": "qBraid",
     "env": ["QBRAID_API_KEY"],
     "npm": "@ai-sdk/qbraid",
-    "api": "https://account-v2.qbraid.com/api/ai/v1",
+    "api": "https://account.qbraid.com/api/ai/v1",
     "models": {
-      "claude-opus-4-6": {
-        "id": "claude-opus-4-6",
-        "name": "Claude 4.6 Opus",
+      "claude-opus-4-8": {
+        "id": "claude-opus-4-8",
+        "name": "Claude Opus 4.8",
         "family": "claude-opus",
-        "release_date": "2026-02-06",
+        "release_date": "2026-01-01",
         "attachment": true,
         "reasoning": true,
         "temperature": true,
@@ -26,16 +26,16 @@
           "cache_write": 6.25
         },
         "limit": {
-          "context": 200000,
-          "output": 64000
+          "context": 1000000,
+          "output": 128000
         },
         "options": {}
       },
-      "claude-sonnet-4-5": {
-        "id": "claude-sonnet-4-5",
-        "name": "Claude 4.5 Sonnet",
+      "claude-sonnet-4-6": {
+        "id": "claude-sonnet-4-6",
+        "name": "Claude 4.6 Sonnet",
         "family": "claude-sonnet",
-        "release_date": "2025-09-29",
+        "release_date": "2026-01-01",
         "attachment": true,
         "reasoning": true,
         "temperature": true,
@@ -51,7 +51,7 @@
           "cache_write": 3.75
         },
         "limit": {
-          "context": 200000,
+          "context": 1000000,
           "output": 64000
         },
         "options": {}
@@ -81,11 +81,11 @@
         },
         "options": {}
       },
-      "gemini-3-pro": {
-        "id": "gemini-3-pro",
-        "name": "Gemini 3 Pro",
+      "gemini-3.1-pro": {
+        "id": "gemini-3.1-pro",
+        "name": "Gemini 3.1 Pro",
         "family": "gemini-pro",
-        "release_date": "2025-11-18",
+        "release_date": "2026-01-01",
         "attachment": true,
         "reasoning": true,
         "temperature": true,
@@ -110,11 +110,11 @@
         },
         "options": {}
       },
-      "gemini-3-flash": {
-        "id": "gemini-3-flash",
-        "name": "Gemini 3 Flash",
+      "gemini-3.5-flash": {
+        "id": "gemini-3.5-flash",
+        "name": "Gemini 3.5 Flash",
         "family": "gemini-flash",
-        "release_date": "2025-12-17",
+        "release_date": "2026-05-19",
         "attachment": true,
         "reasoning": true,
         "temperature": true,
@@ -135,31 +135,7 @@
         },
         "limit": {
           "context": 1048576,
-          "output": 65536
-        },
-        "options": {}
-      },
-      "grok-4.1-fast": {
-        "id": "grok-4.1-fast",
-        "name": "Grok 4.1 Fast",
-        "family": "grok",
-        "release_date": "2025-11-19",
-        "attachment": true,
-        "reasoning": false,
-        "temperature": true,
-        "tool_call": true,
-        "modalities": {
-          "input": ["text", "image"],
-          "output": ["text"]
-        },
-        "cost": {
-          "input": 0.2,
-          "output": 0.5,
-          "cache_read": 0.05
-        },
-        "limit": {
-          "context": 2000000,
-          "output": 30000
+          "output": 65535
         },
         "options": {}
       }
diff --git a/packages/opencode/src/plugin/index.ts b/packages/opencode/src/plugin/index.ts
index 24dc695d6350..55ccf8223f8e 100644
--- a/packages/opencode/src/plugin/index.ts
+++ b/packages/opencode/src/plugin/index.ts
@@ -11,6 +11,7 @@ import { CodexAuthPlugin } from "./codex"
 import { Session } from "../session"
 import { NamedError } from "@opencode-ai/util/error"
 import { CopilotAuthPlugin } from "./copilot"
+import { QBraidAuthPlugin } from "./qbraid"
 import { gitlabAuthPlugin as GitlabAuthPlugin } from "@gitlab/opencode-gitlab-auth"
 
 export namespace Plugin {
@@ -19,7 +20,7 @@ export namespace Plugin {
   const BUILTIN = ["opencode-anthropic-auth@0.0.13"]
 
   // Built-in plugins that are directly imported (not installed from npm)
-  const INTERNAL_PLUGINS: PluginInstance[] = [CodexAuthPlugin, CopilotAuthPlugin, GitlabAuthPlugin]
+  const INTERNAL_PLUGINS: PluginInstance[] = [CodexAuthPlugin, CopilotAuthPlugin, QBraidAuthPlugin, GitlabAuthPlugin]
 
   const state = Instance.state(async () => {
     const client = createOpencodeClient({
diff --git a/packages/opencode/src/plugin/qbraid.ts b/packages/opencode/src/plugin/qbraid.ts
new file mode 100644
index 000000000000..c5fa2ac31c33
--- /dev/null
+++ b/packages/opencode/src/plugin/qbraid.ts
@@ -0,0 +1,55 @@
+import type { Hooks, PluginInput } from "@opencode-ai/plugin"
+import { QBRAID_BASE_URL } from "@/provider/qbraid-models"
+
+/**
+ * Built-in qBraid auth plugin.
+ *
+ * Enables `opencode auth login` -> "qBraid" -> paste API token.
+ * The token is a qBraid access token (qbr-at_...) or API key, stored as a
+ * standard API credential and sent to the qBraid AI proxy as a Bearer token
+ * by the qBraid provider SDK.
+ */
+export async function QBraidAuthPlugin(_input: PluginInput): Promise<Hooks> {
+  return {
+    auth: {
+      provider: "qbraid",
+      async loader(getAuth) {
+        const info = await getAuth()
+        if (!info || info.type !== "api") return {}
+        return {
+          apiKey: info.key,
+          baseURL: QBRAID_BASE_URL,
+        }
+      },
+      methods: [
+        {
+          type: "api",
+          label: "qBraid API Key",
+          prompts: [
+            {
+              type: "text",
+              key: "key",
+              message: "Enter your qBraid API token",
+              placeholder: "qbr-at_...",
+              validate: (value) => {
+                if (!value) return "API token is required"
+                if (!value.startsWith("qbr-at_") && !value.startsWith("qbr_"))
+                  return "Expected a qBraid token (qbr-at_... or qbr_...)"
+                return undefined
+              },
+            },
+          ],
+          async authorize(inputs = {}) {
+            const key = inputs.key
+            if (!key) return { type: "failed" as const }
+            return {
+              type: "success" as const,
+              key,
+              provider: "qbraid",
+            }
+          },
+        },
+      ],
+    },
+  }
+}
diff --git a/packages/opencode/src/provider/provider.ts b/packages/opencode/src/provider/provider.ts
index 531747964a8c..e0f05cd71cb6 100644
--- a/packages/opencode/src/provider/provider.ts
+++ b/packages/opencode/src/provider/provider.ts
@@ -27,6 +27,7 @@ import { createOpenAICompatible } from "@ai-sdk/openai-compatible"
 import { createOpenRouter, type LanguageModelV2 } from "@openrouter/ai-sdk-provider"
 import { createOpenaiCompatible as createGitHubCopilotOpenAICompatible } from "./sdk/copilot"
 import { createQBraid } from "./sdk/qbraid"
+import { QBRAID_MODELS_DEV, QBRAID_BASE_URL } from "./qbraid-models"
 import { createXai } from "@ai-sdk/xai"
 import { createMistral } from "@ai-sdk/mistral"
 import { createGroq } from "@ai-sdk/groq"
@@ -531,6 +532,27 @@ export namespace Provider {
         },
       }
     },
+    qbraid: async (input) => {
+      // Resolve credential from env or stored auth (set via `opencode auth login`).
+      const apiKey = await (async () => {
+        const envKey = Env.get("QBRAID_API_KEY")
+        if (envKey) return envKey
+        const auth = await Auth.get(input.id)
+        if (auth?.type === "api") return auth.key
+        return undefined
+      })()
+      if (!apiKey) return { autoload: false }
+      return {
+        autoload: true,
+        options: {
+          apiKey,
+          baseURL: QBRAID_BASE_URL,
+        },
+        async getModel(sdk: any, modelID: string) {
+          return sdk(modelID)
+        },
+      }
+    },
   }
 
   export const Model = z
@@ -703,6 +725,14 @@ export namespace Provider {
     const modelsDev = await ModelsDev.get()
     const database = mapValues(modelsDev, fromModelsDevProvider)
 
+    // Built-in qBraid provider: inject our model catalog directly so the
+    // `qbraid` provider is first-class and does not depend on an external
+    // models.dev entry being present. Config-provided overrides still win
+    // because config providers are merged after this point.
+    if (!database["qbraid"]) {
+      database["qbraid"] = fromModelsDevProvider(QBRAID_MODELS_DEV)
+    }
+
     const disabled = new Set(config.disabled_providers ?? [])
     const enabled = config.enabled_providers ? new Set(config.enabled_providers) : null
 
diff --git a/packages/opencode/src/provider/qbraid-models.ts b/packages/opencode/src/provider/qbraid-models.ts
new file mode 100644
index 000000000000..485b8da67e74
--- /dev/null
+++ b/packages/opencode/src/provider/qbraid-models.ts
@@ -0,0 +1,109 @@
+import type { ModelsDev } from "./models"
+
+/**
+ * Built-in qBraid provider definition.
+ *
+ * This is the single source of truth for the models qBraid (CodeQ) exposes
+ * through opencode. It is injected directly into the models database so the
+ * `qbraid` provider is first-class and does not depend on an external
+ * models.dev catalog being reachable at build/run time.
+ *
+ * Model IDs here are the bare names the qBraid AI proxy understands (it
+ * resolves aliases like `claude-sonnet-4-6` server-side). The provider
+ * namespace (`qbraid`) is applied by opencode, so the model picker shows
+ * them as e.g. `qbraid/claude-sonnet-4-6`.
+ *
+ * Pricing mirrors qbraid-api MODEL_PRICING (USD per 1M tokens). Keep in sync.
+ */
+export const QBRAID_BASE_URL = "https://account.qbraid.com/api/ai/v1"
+
+const TEXT_IN_OUT = {
+  input: ["text", "image"] as ("text" | "audio" | "image" | "video" | "pdf")[],
+  output: ["text"] as ("text" | "audio" | "image" | "video" | "pdf")[],
+}
+
+function model(
+  id: string,
+  name: string,
+  opts: {
+    input: number
+    output: number
+    context: number
+    maxOutput: number
+    reasoning: boolean
+    release_date: string
+    modalities?: { input: ("text" | "audio" | "image" | "video" | "pdf")[]; output: ("text" | "audio" | "image" | "video" | "pdf")[] }
+  },
+): ModelsDev.Model {
+  return {
+    id,
+    name,
+    release_date: opts.release_date,
+    attachment: true,
+    reasoning: opts.reasoning,
+    temperature: true,
+    tool_call: true,
+    cost: { input: opts.input, output: opts.output },
+    limit: { context: opts.context, output: opts.maxOutput },
+    modalities: opts.modalities ?? TEXT_IN_OUT,
+    options: {},
+  }
+}
+
+export const QBRAID_MODELS_DEV: ModelsDev.Provider = {
+  id: "qbraid",
+  name: "qBraid",
+  api: QBRAID_BASE_URL,
+  npm: "@ai-sdk/qbraid",
+  env: ["QBRAID_API_KEY"],
+  models: {
+    "claude-haiku-4-5": model("claude-haiku-4-5", "Claude 4.5 Haiku", {
+      input: 1.0,
+      output: 5.0,
+      context: 200_000,
+      maxOutput: 64_000,
+      reasoning: true,
+      release_date: "2025-10-01",
+    }),
+    "claude-sonnet-4-6": model("claude-sonnet-4-6", "Claude 4.6 Sonnet", {
+      input: 3.0,
+      output: 15.0,
+      context: 1_000_000,
+      maxOutput: 64_000,
+      reasoning: true,
+      release_date: "2026-01-01",
+    }),
+    "claude-opus-4-8": model("claude-opus-4-8", "Claude Opus 4.8", {
+      input: 5.0,
+      output: 25.0,
+      context: 1_000_000,
+      maxOutput: 128_000,
+      reasoning: true,
+      release_date: "2026-01-01",
+    }),
+    "gemini-3.5-flash": model("gemini-3.5-flash", "Gemini 3.5 Flash", {
+      input: 0.5,
+      output: 3.0,
+      context: 1_048_576,
+      maxOutput: 65_535,
+      reasoning: true,
+      release_date: "2026-05-19",
+      modalities: {
+        input: ["text", "image", "audio", "video", "pdf"],
+        output: ["text"],
+      },
+    }),
+    "gemini-3.1-pro": model("gemini-3.1-pro", "Gemini 3.1 Pro", {
+      input: 2.0,
+      output: 12.0,
+      context: 1_048_576,
+      maxOutput: 65_536,
+      reasoning: true,
+      release_date: "2026-01-01",
+      modalities: {
+        input: ["text", "image", "audio", "video", "pdf"],
+        output: ["text"],
+      },
+    }),
+  },
+}
diff --git a/packages/opencode/src/provider/sdk/qbraid/index.ts b/packages/opencode/src/provider/sdk/qbraid/index.ts
index 00e20476f9e1..0c74d9c6c820 100644
--- a/packages/opencode/src/provider/sdk/qbraid/index.ts
+++ b/packages/opencode/src/provider/sdk/qbraid/index.ts
@@ -16,7 +16,7 @@ export interface QBraidProviderSettings {
 
   /**
    * Base URL for the qBraid API calls.
-   * Defaults to https://api.qbraid.com/ai/v1
+   * Defaults to https://account.qbraid.com/api/ai/v1
    */
   baseURL?: string
 
@@ -148,7 +148,7 @@ function createThoughtSignatureExtractor() {
  * to capture Gemini 3 thought signatures from tool calls.
  */
 export function createQBraid(options: QBraidProviderSettings = {}): (modelId: string) => LanguageModelV2 {
-  const baseURL = withoutTrailingSlash(options.baseURL ?? "https://api.qbraid.com/ai/v1")
+  const baseURL = withoutTrailingSlash(options.baseURL ?? "https://account.qbraid.com/api/ai/v1")
 
   const headers = {
     ...(options.apiKey && { Authorization: `Bearer ${options.apiKey}` }),