feat(providers): add Devin as a first-class provider

.github/workflows/ci.yml

@@ -120,6 +120,10 @@ jobs:
             packages/chat-ui/node_modules
           key: nm-v3-${{ hashFiles('apps/desktop/package-lock.json','apps/ade-cli/package-lock.json','apps/web/package-lock.json','apps/webhook-relay/package-lock.json','apps/push-relay/package-lock.json','packages/sdk/package-lock.json','packages/chat-ui/package-lock.json') }}
       - run: cd apps/desktop && npm run typecheck
+        env:
+          # tsc on the desktop codebase sits near Node's default ~4GB heap;
+          # the lint script already needs --max-old-space-size=8192.
+          NODE_OPTIONS: --max-old-space-size=8192
 
   typecheck-ade-cli:
     needs: install

apps/ade-cli/src/adeRpcServer.ts

@@ -382,7 +382,7 @@ const TOOL_SPECS: ToolSpec[] = [
       additionalProperties: false,
       properties: {
         laneId: { type: "string", minLength: 1 },
-        provider: { type: "string", enum: ["claude", "codex", "cursor", "droid", "opencode", "pi", "qwen", "kimi", "grok", "copilot", "shell"] },
+        provider: { type: "string", enum: ["claude", "codex", "cursor", "droid", "opencode", "pi", "qwen", "kimi", "grok", "copilot", "devin", "shell"] },
         permissionMode: { type: "string", enum: [...AGENT_CHAT_PERMISSION_MODE_VALUES], default: "default" },
         droidPermissionMode: { type: "string", enum: [...AGENT_CHAT_DROID_PERMISSION_MODE_VALUES] },
         title: { type: "string" },

apps/ade-cli/src/bootstrap.ts

@@ -112,6 +112,7 @@ import { createLinearAccessTokenGetter, createLinearIngressService } from "../..
 import { buildLinearAutomationDispatches } from "../../desktop/src/main/services/automations/linearAutomationDispatch";
 import { createCursorCloudIngressService } from "../../desktop/src/main/services/automations/cursorCloudIngressService";
 import { createCursorCloudFleetService } from "../../desktop/src/main/services/chat/cursorCloudFleetService";
+import { createDevinCloudFleetService } from "../../desktop/src/main/services/chat/devinCloudFleetService";
 import { buildCursorCloudAutomationDispatches } from "../../desktop/src/main/services/automations/cursorCloudAutomationDispatch";
 import { openCursorCloudCredentialStore } from "../../desktop/src/main/services/chat/cursorCloudCreateOptions";
 import { createAutomationSecretService } from "../../desktop/src/main/services/automations/automationSecretService";
@@ -372,6 +373,7 @@ export type AdeRuntime = {
   agentChatService?: ReturnType<typeof createAgentChatService> | null;
   chatLaunchService?: ChatLaunchService | null;
   cursorCloudFleetService?: ReturnType<typeof createCursorCloudFleetService> | null;
+  devinCloudFleetService?: ReturnType<typeof createDevinCloudFleetService> | null;
   prService?: ReturnType<typeof createPrService>;
   prSummaryService?: ReturnType<typeof createPrSummaryService> | null;
   fileService?: ReturnType<typeof createFileService> | null;
@@ -2026,6 +2028,35 @@ export async function createAdeRuntime(args: {
         return { state: status.state, lastEventAt: status.lastEventAt };
       },
     });
+    const devinCloudFleetService = createDevinCloudFleetService({
+      projectRoot,
+      logger,
+      listDevinCloudSessions: (args) => aiIntegrationService.listDevinCloudSessions(args),
+      getDevinCloudSession: (devinSessionId) => aiIntegrationService.getDevinCloudSession(devinSessionId),
+      getDevinCloudCallerUserId: () => aiIntegrationService.getDevinCloudCallerUserId(),
+      laneService: {
+        list: (args) => laneService.list(args),
+        importBranch: (args) => laneService.importBranch(args),
+      },
+      listDevinCloudSessionLinks: async () => {
+        if (!agentChatService) throw new Error("Agent chat service not available.");
+        const sessions = await agentChatService.listSessions(undefined, { includeArchived: true });
+        return sessions
+          .filter((session) => Boolean(session.devinSessionId))
+          .sort((a, b) => Date.parse(b.lastActivityAt) - Date.parse(a.lastActivityAt))
+          .map((session) => ({
+            sessionId: session.sessionId,
+            devinSessionId: session.devinSessionId ?? "",
+            laneId: session.laneId,
+            title: session.title ?? null,
+          }))
+          .filter((link) => link.devinSessionId.length > 0);
+      },
+      openDevinCloudChat: (args) => {
+        if (!agentChatService) throw new Error("Agent chat service not available.");
+        return agentChatService.openDevinCloudChat(args);
+      },
+    });
     const configReloadService = createConfigReloadService({
       paths: {
         sharedPath: adeProjectService.paths.sharedConfigPath,
@@ -2467,6 +2498,7 @@ export async function createAdeRuntime(args: {
         agentChatService,
         chatLaunchService,
         cursorCloudFleetService,
+        devinCloudFleetService,
         pushPublisherService,
         ctoStateService,
         ctoMemoryService,
@@ -2634,6 +2666,7 @@ export async function createAdeRuntime(args: {
       agentChatService,
       chatLaunchService,
       cursorCloudFleetService,
+      devinCloudFleetService,
       ctoStateService,
       ctoMemoryService,
       ctoVoiceCallService,

apps/ade-cli/src/cli.test.ts

@@ -3858,7 +3858,7 @@ describe("ADE CLI", () => {
         "shell",
         "--print-config",
       ]),
-    ).toThrow(/provider must be one of claude, codex, cursor, droid, opencode, pi, qwen, kimi, grok, or copilot/);
+    ).toThrow(/provider must be one of claude, codex, cursor, droid, opencode, pi, qwen, kimi, grok, copilot, or devin/);
   });
 
   it("accepts a mis-cased provider when starting a CLI session", () => {

apps/ade-cli/src/services/agentRegistry.ts

@@ -243,6 +243,22 @@ export const AGENT_CLI_REGISTRY: AgentCliDescriptor[] = [
       /\bgh[_ ]token\b.*\b(invalid|missing|not found|not set|required|unauthorized|must be set)\b/i,
     ],
   },
+  {
+    agent: "devin",
+    displayName: "Devin CLI",
+    binaryNames: ["devin"],
+    installCommand: "curl -fsSL https://cli.devin.ai/install.sh | bash",
+    authCommand: "devin auth login",
+    missingErrorPatterns: [
+      /\bdevin\b.*\b(command not found|not recognized|not found|enoent)\b/i,
+      /\bspawn\s+devin\s+enoent\b/i,
+    ],
+    notAuthErrorPatterns: [
+      /\bdevin\b.*\b(not logged in|not authenticated|unauthorized|authentication failed|login required|no credentials|sign\s*in)\b/i,
+      /\brun\s+[`'"]?devin\s+auth\s+login[`'"]?/i,
+      /\bwindsurf[_ ]api[_ ]key\b.*\b(invalid|missing|not found|not set|required|unauthorized|must be set)\b/i,
+    ],
+  },
 ];
 
 function descriptorMatchesPreferred(descriptor: AgentCliDescriptor, preferredAgent: string | null | undefined): boolean {

apps/ade-cli/src/services/sync/syncHostService.test.ts

@@ -6380,6 +6380,10 @@ describe("CTO-gated Linear sync commands", () => {
         "ai.cursorCloudResolveLane",
         "ai.cursorCloudPullIntoLane",
         "ai.cursorCloudStopRun",
+        "ai.getDevinCloudFleet",
+        "ai.pullDevinCloudSessionIntoLane",
+        "ai.openDevinCloudChat",
+        "ai.getDevinCloudAuthStatus",
         "chat.listPromptStashes",
         "chat.createPromptStash",
         "chat.deletePromptStash",
@@ -6414,6 +6418,8 @@ describe("CTO-gated Linear sync commands", () => {
         // both are host state mutations refused to read-only viewers.
         "ai.cursorCloudResolveLane",
         "ai.cursorCloudPullIntoLane",
+        // Pulling a Devin session's PR head mutates lane worktrees too.
+        "ai.pullDevinCloudSessionIntoLane",
         // Resuming spends a provider turn, so it is a host mutation a
         // read-only viewer never gets to make.
         "chat.resumeUsageLimitNow",
@@ -6431,6 +6437,7 @@ describe("CTO-gated Linear sync commands", () => {
         "ai.cursorCloudStopRun",
       ]);
       const controllerAllowedActions = new Set<string>([
+        "ai.pullDevinCloudSessionIntoLane",
         "ai.createCursorCloudRun",
         "ai.archiveCursorCloudAgent",
         "ai.unarchiveCursorCloudAgent",

apps/ade-cli/src/services/sync/syncHostService.ts

@@ -144,6 +144,7 @@ import type { AccountAttestationConfig } from "../account/sharedAccountAuthServi
 import { verifyClerkAccountAttestation } from "../account/accountAttestationVerifier";
 import type { createAgentChatService } from "../../../../desktop/src/main/services/chat/agentChatService";
 import type { createCursorCloudFleetService } from "../../../../desktop/src/main/services/chat/cursorCloudFleetService";
+import type { createDevinCloudFleetService } from "../../../../desktop/src/main/services/chat/devinCloudFleetService";
 import type { createAiIntegrationService } from "../../../../desktop/src/main/services/ai/aiIntegrationService";
 import type { createCtoStateService } from "../../../../desktop/src/main/services/cto/ctoStateService";
 import type { CtoMemoryService } from "../../../../desktop/src/main/services/cto/ctoMemoryService";
@@ -1152,6 +1153,7 @@ type SyncHostServiceArgs = {
   agentChatService?: ReturnType<typeof createAgentChatService>;
   chatLaunchService?: ChatLaunchService | null;
   cursorCloudFleetService?: ReturnType<typeof createCursorCloudFleetService> | null;
+  devinCloudFleetService?: ReturnType<typeof createDevinCloudFleetService> | null;
   personalChatScope?: Pick<
     PersonalChatScopeContract,
     "call" | "streamEvents" | "transcriptPath" | "isTurnActive"
@@ -2278,6 +2280,7 @@ export function createSyncHostService(args: SyncHostServiceArgs) {
     agentChatService: args.agentChatService,
     chatLaunchService: args.chatLaunchService,
     cursorCloudFleetService: args.cursorCloudFleetService,
+    devinCloudFleetService: args.devinCloudFleetService,
     personalChatScope: args.personalChatScope,
     aiIntegrationService: args.aiIntegrationService,
     accountSettingsStore: args.accountSettingsStore,