2 files changed, 68 insertions, 4 deletions

diff --git a/makima/frontend/src/lib/api.ts b/makima/frontend/src/lib/api.ts
index 100a85a..1e62732 100644
--- a/makima/frontend/src/lib/api.ts
+++ b/makima/frontend/src/lib/api.ts
@@ -1415,7 +1415,7 @@ export async function deleteAccount(
 // =============================================================================
 
 /** Contract type determines the workflow and required documents */
-export type ContractType = "simple" | "specification";
+export type ContractType = "simple" | "specification" | "task";
 export type ContractPhase = "research" | "specify" | "plan" | "execute" | "review";
 export type ContractStatus = "active" | "completed" | "archived";
 export type RepositorySourceType = "remote" | "local" | "managed";
@@ -1426,12 +1426,17 @@ export function getValidPhases(contractType: ContractType): ContractPhase[] {
   if (contractType === "simple") {
     return ["plan", "execute"];
   }
+  if (contractType === "task") {
+    return ["execute"];
+  }
   return ["research", "specify", "plan", "execute", "review"];
 }
 
 /** Get default initial phase for a contract type */
 export function getDefaultPhase(contractType: ContractType): ContractPhase {
-  return contractType === "simple" ? "plan" : "research";
+  if (contractType === "simple") return "plan";
+  if (contractType === "task") return "execute";
+  return "research";
 }
 
 export interface ContractRepository {
@@ -2047,3 +2052,44 @@ export async function deleteRepositoryHistory(id: string): Promise<void> {
     throw new Error(`Failed to delete repository history: ${res.statusText}`);
   }
 }
+
+// =============================================================================
+// Adhoc Task Types (for one-off tasks without supervisor overhead)
+// =============================================================================
+
+/** Request payload for creating an adhoc (one-off) task */
+export interface AdhocTaskRequest {
+  /** Name/description of the task */
+  name: string;
+  /** The plan/instructions for the task */
+  plan: string;
+  /** Repository URL (optional) */
+  repositoryUrl?: string;
+  /** Base branch to work from */
+  baseBranch?: string;
+}
+
+/** Response for adhoc task creation */
+export interface AdhocTaskResponse {
+  contract: ContractSummary;
+  task: Task;
+}
+
+/**
+ * Create an adhoc (one-off) task without supervisor overhead.
+ * This creates a minimal "task" type contract with a single task.
+ * The contract auto-archives when the task completes.
+ */
+export async function createAdhocTask(
+  data: AdhocTaskRequest
+): Promise<AdhocTaskResponse> {
+  const res = await authFetch(`${API_BASE}/api/v1/tasks/adhoc`, {
+    method: "POST",
+    body: JSON.stringify(data),
+  });
+  if (!res.ok) {
+    const errorText = await res.text();
+    throw new Error(`Failed to create adhoc task: ${errorText || res.statusText}`);
+  }
+  return res.json();
+}
diff --git a/makima/frontend/src/routes/contracts.tsx b/makima/frontend/src/routes/contracts.tsx
index 5e9bf60..8ed4ab5 100644
--- a/makima/frontend/src/routes/contracts.tsx
+++ b/makima/frontend/src/routes/contracts.tsx
@@ -474,6 +474,20 @@ function ContractsPageContent() {
                     <button
                       type="button"
                       onClick={() => {
+                        setContractType("task");
+                        setInitialPhase("execute");
+                      }}
+                      className={`flex-1 px-3 py-2 font-mono text-xs uppercase transition-colors ${
+                        contractType === "task"
+                          ? "bg-[#0f3c78] text-[#dbe7ff] border border-[#75aafc]"
+                          : "bg-[#0d1b2d] text-[#8b949e] border border-[#3f6fb3] hover:border-[#75aafc]"
+                      }`}
+                    >
+                      Task
+                    </button>
+                    <button
+                      type="button"
+                      onClick={() => {
                         setContractType("simple");
                         setInitialPhase("plan");
                       }}
@@ -501,7 +515,9 @@ function ContractsPageContent() {
                     </button>
                   </div>
                   <p className="mt-1 font-mono text-xs text-[#8b949e]">
-                    {contractType === "simple"
+                    {contractType === "task"
+                      ? "Execute: One-off adhoc task with no supervisor (auto-archives on completion)"
+                      : contractType === "simple"
                       ? "Plan → Execute: Simple workflow with a plan document"
                       : "Research → Specify → Plan → Execute → Review: Full specification-driven development with TDD"}
                   </p>
@@ -524,7 +540,9 @@ function ContractsPageContent() {
                     ))}
                   </select>
                   <p className="mt-1 font-mono text-xs text-[#8b949e]">
-                    {contractType === "simple"
+                    {contractType === "task"
+                      ? "Task contracts always start in Execute phase"
+                      : contractType === "simple"
                       ? "Start in Plan to define what to build, or Execute if already planned"
                       : "Skip earlier phases if you already have requirements defined"}
                   </p>