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

@@ -404,7 +404,7 @@ 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

@@ -113,6 +113,8 @@ 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 { createCloudAgentsServiceFromHost, type CloudAgentsService } from "../../desktop/src/main/services/chat/cloudAgentsService";
+import { resolveDevinCloudBinary } from "../../desktop/src/main/services/chat/devinCloudBinary";
 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";
@@ -389,6 +391,7 @@ export type AdeRuntime = {
   agentChatService?: ReturnType<typeof createAgentChatService> | null;
   chatLaunchService?: ChatLaunchService | null;
   cursorCloudFleetService?: ReturnType<typeof createCursorCloudFleetService> | null;
+  cloudAgentsService?: CloudAgentsService | null;
   prService?: ReturnType<typeof createPrService>;
   prSummaryService?: ReturnType<typeof createPrSummaryService> | null;
   fileService?: ReturnType<typeof createFileService> | null;
@@ -2316,6 +2319,17 @@ export async function createAdeRuntime(args: {
         return { state: status.state, lastEventAt: status.lastEventAt };
       },
     });
+    const cloudAgentsService = createCloudAgentsServiceFromHost({
+      projectRoot,
+      logger,
+      laneService,
+      getAgentChatService: () => agentChatService ?? null,
+      cursorFleet: cursorCloudFleetService,
+      archiveCursorAgent: (agentId) => aiIntegrationService.archiveCursorCloudAgent(agentId),
+      unarchiveCursorAgent: (agentId) => aiIntegrationService.unarchiveCursorCloudAgent(agentId),
+      cursorCreateRun: (args) => aiIntegrationService.createCursorCloudRun({ ...args, workOnCurrentBranch: true }),
+      resolveDevinBinary: resolveDevinCloudBinary,
+    });
     const configReloadService = createConfigReloadService({
       paths: {
         sharedPath: adeProjectService.paths.sharedConfigPath,
@@ -2757,6 +2771,7 @@ export async function createAdeRuntime(args: {
         agentChatService,
         chatLaunchService,
         cursorCloudFleetService,
+        cloudAgentsService,
         pushPublisherService,
         ctoStateService,
         ctoMemoryService,
@@ -2934,6 +2949,7 @@ export async function createAdeRuntime(args: {
       agentChatService,
       chatLaunchService,
       cursorCloudFleetService,
+      cloudAgentsService,
       ctoStateService,
       ctoMemoryService,
       ctoVoiceCallService,

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

@@ -3951,7 +3951,7 @@ 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

@@ -6480,6 +6480,10 @@ describe("CTO-gated Linear sync commands", () => {
         // both are host state mutations refused to read-only viewers.
         "ai.cursorCloudResolveLane",
         "ai.cursorCloudPullIntoLane",
+        "ai.openCloudAgent",
+        "ai.stopCloudAgent",
+        "ai.archiveCloudAgent",
+        "ai.launchCloudAgent",
         // Resuming spends a provider turn, so it is a host mutation a
         // read-only viewer never gets to make.
         "chat.resumeUsageLimitNow",
@@ -6506,6 +6510,10 @@ describe("CTO-gated Linear sync commands", () => {
         "ai.cursorCloudResolveLane",
         "ai.cursorCloudPullIntoLane",
         "ai.cursorCloudStopRun",
+        "ai.openCloudAgent",
+        "ai.stopCloudAgent",
+        "ai.archiveCloudAgent",
+        "ai.launchCloudAgent",
         "macDesktop.start",
         "macDesktop.stop",
         "macDesktop.takeControl",

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

@@ -155,6 +155,7 @@ 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 { CloudAgentsService } from "../../../../desktop/src/main/services/chat/cloudAgentsService";
 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";
@@ -1138,6 +1139,7 @@ type SyncHostServiceArgs = {
   agentChatService?: ReturnType<typeof createAgentChatService>;
   chatLaunchService?: ChatLaunchService | null;
   cursorCloudFleetService?: ReturnType<typeof createCursorCloudFleetService> | null;
+  cloudAgentsService?: CloudAgentsService | null;
   personalChatScope?: Pick<
     PersonalChatScopeContract,
     "call" | "streamEvents" | "transcriptPath" | "isTurnActive"
@@ -2403,6 +2405,7 @@ export function createSyncHostService(args: SyncHostServiceArgs) {
     agentChatService: args.agentChatService,
     chatLaunchService: args.chatLaunchService,
     cursorCloudFleetService: args.cursorCloudFleetService,
+    cloudAgentsService: args.cloudAgentsService,
     personalChatScope: args.personalChatScope,
     aiIntegrationService: args.aiIntegrationService,
     accountSettingsStore: args.accountSettingsStore,

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

@@ -291,6 +291,7 @@ import { buildAiSettingsStatus, getUnavailableAiStatus, isDatabaseClosedError }
 import type { createAiIntegrationService } from "../../../../desktop/src/main/services/ai/aiIntegrationService";
 import type { createAgentChatService } from "../../../../desktop/src/main/services/chat/agentChatService";
 import type { createCursorCloudFleetService } from "../../../../desktop/src/main/services/chat/cursorCloudFleetService";
+import type { CloudAgentsService } from "../../../../desktop/src/main/services/chat/cloudAgentsService";
 import { resolveSmartLinkPreview } from "../../../../desktop/src/main/services/chat/smartLinkPreviewService";
 import { getSourceFaviconService } from "../../../../desktop/src/main/services/chat/sourceFaviconService";
 import {
@@ -551,6 +552,7 @@ type SyncRemoteCommandServiceArgs = {
   agentChatService?: ReturnType<typeof createAgentChatService>;
   chatLaunchService?: ChatLaunchService | null;
   cursorCloudFleetService?: ReturnType<typeof createCursorCloudFleetService> | null;
+  cloudAgentsService?: CloudAgentsService | null;
   personalChatScope?: Pick<PersonalChatScopeContract, "call" | "streamEvents">;
   ctoStateService?: ReturnType<typeof createCtoStateService> | null;
   ctoMemoryService?: CtoMemoryService | null;
@@ -3397,6 +3399,7 @@ const MODEL_CATALOG_REFRESH_PROVIDERS = new Set<AgentChatModelCatalogRefreshProv
   "kimi",
   "grok",
   "copilot",
+  "devin",
 ]);
 
 function parseChatModelCatalogArgs(value: Record<string, unknown>): AgentChatModelCatalogArgs {
@@ -3907,6 +3910,39 @@ async function unarchiveLaneWithRuntimeSetup(
   return { ok: true };
 }
 
+async function resolveChatCreateArgs<T extends AgentChatCreateArgs>(
+  service: ReturnType<typeof createAgentChatService>,
+  payload: T,
+): Promise<T> {
+  if (payload.model.trim().length > 0) return payload;
+  const available = await service.getAvailableModels({
+    provider: payload.provider,
+    // ACP providers are here for the same reason as OpenCode/Pi: their model
+    // rows are gated on a CLI auth pass, and `activateRuntime` refreshes that
+    // pass. It does not spawn an agent for them.
+    ...(
+      payload.provider === "opencode"
+      || payload.provider === "pi"
+      || payload.provider === "qwen"
+      || payload.provider === "kimi"
+      || payload.provider === "grok"
+      || payload.provider === "copilot"
+      || payload.provider === "devin"
+        ? { activateRuntime: true }
+        : {}
+    ),
+  });
+  const chosen = available[0];
+  if (!chosen) {
+    throw new Error(`No configured ${payload.provider} chat model is available on the host.`);
+  }
+  return {
+    ...payload,
+    model: chosen.id,
+    ...(!payload.modelId && chosen.modelId ? { modelId: chosen.modelId } : {}),
+  };
+}
+
 function sessionStatusBucket(argsIn: {
   status: string;
   runtimeState?: string | null;
@@ -6529,6 +6565,61 @@ function registerMiscRemoteCommands({ args, register }: RemoteCommandRegistratio
       requireString(payload.agentId, "ai.cursorCloudStopRun requires agentId."),
     );
   });
+
+  // Cloud agents (Devin Cloud and Cursor Cloud): one contract for both
+  // providers, the same one the desktop reaches over `ade.cloudAgents.*`. The
+  // list is read-only; open can create a lane and a chat, and stop, archive
+  // and launch act on the provider, so those are refused for viewers and run
+  // now rather than queue.
+  const cloudAgents = () => requireService(args.cloudAgentsService, "Cloud agents are not available.");
+  register("ai.listCloudAgents", { viewerAllowed: true }, async (payload) =>
+    cloudAgents().list({
+      provider: requireCloudAgentProvider(payload.provider, "ai.listCloudAgents"),
+      ...(payload.force === true ? { force: true } : {}),
+    }));
+  register("ai.openCloudAgent", { viewerAllowed: false, controllerAllowed: true, queueable: false }, async (payload) =>
+    cloudAgents().open({
+      provider: requireCloudAgentProvider(payload.provider, "ai.openCloudAgent"),
+      id: requireCloudAgentId(payload.id, "ai.openCloudAgent"),
+    }));
+  register("ai.stopCloudAgent", { viewerAllowed: false, controllerAllowed: true, queueable: false }, async (payload) =>
+    cloudAgents().stop({
+      provider: requireCloudAgentProvider(payload.provider, "ai.stopCloudAgent"),
+      id: requireCloudAgentId(payload.id, "ai.stopCloudAgent"),
+    }));
+  register("ai.archiveCloudAgent", { viewerAllowed: false, controllerAllowed: true, queueable: false }, async (payload) =>
+    cloudAgents().archive({
+      provider: requireCloudAgentProvider(payload.provider, "ai.archiveCloudAgent"),
+      id: requireCloudAgentId(payload.id, "ai.archiveCloudAgent"),
+      archived: payload.archived !== false,
+    }));
+  register("ai.launchCloudAgent", { viewerAllowed: false, controllerAllowed: true, queueable: false }, async (payload) => {
+    const prompt = requireString(payload.prompt, "ai.launchCloudAgent requires prompt.");
+    if (prompt.length > 100_000) throw new Error("ai.launchCloudAgent prompt is too long.");
+    const shortOptional = (value: unknown, name: string): string | null => {
+      if (typeof value !== "string" || !value.trim()) return null;
+      if (value.length > 256) throw new Error(`ai.launchCloudAgent ${name} is too long.`);
+      return value.trim();
+    };
+    return cloudAgents().launch({
+      provider: requireCloudAgentProvider(payload.provider, "ai.launchCloudAgent"),
+      prompt,
+      model: shortOptional(payload.model, "model"),
+      platform: shortOptional(payload.platform, "platform"),
+      laneId: shortOptional(payload.laneId, "laneId"),
+    });
+  });
+}
+
+function requireCloudAgentProvider(value: unknown, action: string): "devin" | "cursor" {
+  if (value === "devin" || value === "cursor") return value;
+  throw new Error(`${action} requires provider 'devin' or 'cursor'.`);
+}
+
+function requireCloudAgentId(value: unknown, action: string): string {
+  const id = requireString(value, `${action} requires id.`).trim();
+  if (id.length > 256) throw new Error(`${action} id is too long.`);
+  return id;
 }
 
 export type PrRefreshSnapshotScope = "all" | "active" | "none";

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

@@ -24,6 +24,7 @@ import {
 import type { Logger } from "../../../../desktop/src/main/services/logging/logger";
 import type { createAgentChatService } from "../../../../desktop/src/main/services/chat/agentChatService";
 import type { createCursorCloudFleetService } from "../../../../desktop/src/main/services/chat/cursorCloudFleetService";
+import type { CloudAgentsService } from "../../../../desktop/src/main/services/chat/cloudAgentsService";
 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";
@@ -155,6 +156,7 @@ type SyncServiceArgs = {
   agentChatService: ReturnType<typeof createAgentChatService>;
   chatLaunchService?: ChatLaunchService | null;
   cursorCloudFleetService?: ReturnType<typeof createCursorCloudFleetService> | null;
+  cloudAgentsService?: CloudAgentsService | null;
   personalChatScope?: PersonalChatScopeContract;
   /** Brain→push-relay publisher; threaded to the runtime remote-command service. */
   pushPublisherService?: PushPublisherService | null;
@@ -803,6 +805,7 @@ export function createSyncService(args: SyncServiceArgs) {
     agentChatService: args.agentChatService,
     chatLaunchService: args.chatLaunchService,
     cursorCloudFleetService: args.cursorCloudFleetService,
+    cloudAgentsService: args.cloudAgentsService,
     personalChatScope: args.personalChatScope,
     pushPublisherService: args.pushPublisherService,
     ctoStateService: args.ctoStateService,
@@ -954,6 +957,7 @@ export function createSyncService(args: SyncServiceArgs) {
       agentChatService: args.agentChatService,
       chatLaunchService: args.chatLaunchService,
       cursorCloudFleetService: args.cursorCloudFleetService,
+      cloudAgentsService: args.cloudAgentsService,
       aiIntegrationService: args.aiIntegrationService,
       accountSettingsStore: args.accountSettingsStore,
       pushPublisherService: args.pushPublisherService,

apps/ade-cli/src/tuiClient/adeApi.ts

@@ -460,6 +460,7 @@ const CHAT_BACKED_TERMINAL_TOOL_TYPES = new Set([
   "kimi-chat",
   "grok-chat",
   "copilot-chat",
+  "devin-chat",
 ]);
 
 const TRACKED_CLI_PROVIDERS = new Set<AdeCodeProvider>([
@@ -555,7 +556,7 @@ export async function signalTerminal(
 /** Provider CLIs the TUI can launch as tracked terminal sessions. */
 export type CliTerminalProvider = Extract<
   AdeCodeProvider,
-  "claude" | "codex" | "cursor" | "droid" | "opencode" | "pi" | "qwen" | "kimi" | "grok" | "copilot"
+  "claude" | "codex" | "cursor" | "droid" | "opencode" | "pi" | "qwen" | "kimi" | "grok" | "copilot" | "devin"
 >;
 
 export type StartCliTerminalSessionResult = {

apps/ade-cli/src/tuiClient/components/ModelPicker/modelPickerLayout.test.ts

@@ -40,6 +40,7 @@ describe("buildModelPickerLayout", () => {
         "claude",
         "codex",
         "cursor",
+        "devin",
         "opencode",
         "pi",
         "copilot",

apps/ade-cli/src/tuiClient/components/ModelPicker/modelPickerLayout.ts

@@ -31,16 +31,17 @@ export const PROVIDER_ORDER: readonly AdeCodeProvider[] = MODEL_PICKER_PROVIDER_
 const RAIL_PROVIDER_ORDER: readonly AdeCodeProvider[] = PROVIDER_ORDER;
 
 /**
- * The four ACP providers. They report through the same optional
+ * The ACP providers. They report through the same optional
  * `availableProviders` / `providerConnections` / `models` slots, so one list
  * drives the greying arm instead of four copies of it. Mirrors
  * `ACP_PICKER_FAMILIES` in desktop's useProviderAuthStatus.
  */
-const ACP_PROVIDERS: readonly Extract<AdeCodeProvider, "qwen" | "kimi" | "grok" | "copilot">[] = [
+const ACP_PROVIDERS: readonly Extract<AdeCodeProvider, "qwen" | "kimi" | "grok" | "copilot" | "devin">[] = [
   "qwen",
   "kimi",
   "grok",
   "copilot",
+  "devin",
 ];
 
 function isAcpProvider(provider: AdeCodeProvider): provider is (typeof ACP_PROVIDERS)[number] {
@@ -168,6 +169,7 @@ const PROVIDER_BY_CATALOG_GROUP: Record<ProviderGroupKey, AdeCodeProvider> = {
   kimi: "kimi",
   grok: "grok",
   copilot: "copilot",
+  devin: "devin",
   opencode: "opencode",
   ollama: "ollama",
   lmstudio: "lmstudio",

apps/ade-cli/src/tuiClient/providerMetadata.ts

@@ -14,6 +14,7 @@ const TUI_PROVIDER_LABELS: Record<AdeCodeProvider, string> = {
   droid: "Droid",
   kimi: "Kimi",
   qwen: "Qwen",
+  devin: "Devin",
   ollama: "Ollama",
   lmstudio: "LM Studio",
 };
@@ -34,6 +35,7 @@ const PROVIDER_FAMILY_LABELS: Record<AdeCodeProvider, string> = {
   kimi: "Moonshot",
   grok: "xAI",
   copilot: "GitHub Copilot",
+  devin: "Devin",
   ollama: "Ollama",
   lmstudio: "LM Studio",
 };
@@ -57,6 +59,7 @@ export const PROVIDER_TOKEN_LABELS: Record<string, string> = {
   droid: "Droid",
   factory: "Droid",
   cursor: "Cursor",
+  devin: "Devin",
   qwen: "Qwen",
   copilot: "GitHub Copilot",
   githubcopilot: "GitHub Copilot",
@@ -141,6 +144,7 @@ const REFRESH_PROVIDERS: Record<AdeCodeProvider, AgentChatModelCatalogRefreshPro
   kimi: "kimi",
   grok: "grok",
   copilot: "copilot",
+  devin: "devin",
   ollama: "ollama",
   lmstudio: "lmstudio",
 };

apps/ade-cli/src/tuiClient/remoteLauncher.ts

@@ -1016,6 +1016,7 @@ const CHAT_BACKED_REMOTE_TOOL_TYPES = new Set([
   "kimi-chat",
   "grok-chat",
   "copilot-chat",
+  "devin-chat",
 ]);
 
 const TRACKED_CLI_REMOTE_TOOL_TYPE_PREFIXES = [