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1/**
2 * `@g1t`, every workspace's built-in orchestrator
3 * (docs.g1t.sh/guides/agents/, "g1t, the orchestrator"). Pure, so it is
4 * tested on its own.
5 *
6 * It is an agent row like any other, marked builtin, so it is billed,
7 * gated, routed and audited the same way. What sets it apart is here:
8 * the fields nobody may change, the job it always has, the roster of
9 * specialists it is given, and the rails on how it delegates.
10 */
11import type { AgentStatus, ModelTier, NewWorkspaceAgent } from "@g1t/contracts";
12
13import { BUILTIN_AGENT_HANDLE, ORCHESTRATOR_TEMPLATE } from "../../../packages/contracts/src/workspace-agents.ts";
14import { type Checked, type Definition, DEFAULT_AUTONOMY, DEFAULT_BUDGET, DEFAULT_CAPACITY, DEFAULT_ROUTING } from "./definition.ts";
15import { MAX_HAND_OFFS } from "./tools.ts";
16
17export const BUILTIN_ROLE = "Your orchestrator: delegates to the team's agents, or does the work itself";
18
19/** What a new workspace's @g1t starts as. `instructions` are the workspace's additions, none at first. */
20export function builtinDefinition(): Definition {
21 return {
22 handle: BUILTIN_AGENT_HANDLE,
23 display_name: "g1t",
24 role: BUILTIN_ROLE,
25 instructions: "",
26 personality_preset: "friendly",
27 personality: "",
28 routing: DEFAULT_ROUTING,
29 budget: DEFAULT_BUDGET,
30 autonomy: DEFAULT_AUTONOMY,
31 capacity: DEFAULT_CAPACITY,
32 template: ORCHESTRATOR_TEMPLATE,
33 avatar_seed: BUILTIN_AGENT_HANDLE,
34 title: "Orchestrator",
35 team: null,
36 department: "",
37 responsibilities: [],
38 subagents: [],
39 faces: "internal",
40 reading: [],
41 };
42}
43
44/** What nobody may change on the built-in agent: who it is and what its job is. */
45export const PROTECTED: (keyof NewWorkspaceAgent)[] = [
46 "handle",
47 "display_name",
48 "role",
49 "title",
50 "team",
51 "department",
52 "responsibilities",
53 "subagents",
54 "template",
55 "faces",
56];
57
58/**
59 * `changes` to the built-in agent with its fixed fields taken out, whatever
60 * they say: a profile form sends every field (an empty title, no
61 * responsibilities), and only the editable ones apply.
62 */
63export function builtinChanges(_current: Definition, changes: Partial<NewWorkspaceAgent>): Checked<Partial<NewWorkspaceAgent>> {
64 if (!changes || typeof changes !== "object") return { ok: false, message: "Send the agent's fields." };
65 const rest: Partial<NewWorkspaceAgent> = { ...changes };
66 for (const key of PROTECTED) delete rest[key];
67 return { ok: true, value: rest };
68}
69
70/** One specialist as @g1t sees it. */
71export type Specialist = {
72 handle: string;
73 display_name: string;
74 role: string;
75 title?: string;
76 team?: string | null;
77 department?: string;
78 responsibilities?: string[];
79 status: AgentStatus;
80 spent_month_micros: number;
81 /** The monthly cap, or null for none. */
82 monthly_micros: number | null;
83};
84
85const STATUS_WORDS: Record<AgentStatus, string> = {
86 idle: "idle",
87 working: "working",
88 waiting: "waiting on someone",
89 out_of_budget: "out of budget",
90 paused: "paused",
91};
92
93const dollars = (micros: number) => `$${(Math.max(0, micros) / 1_000_000).toFixed(2)}`;
94
95/** Where a specialist sits: "QA Engineer on the qa team", "QA Engineer, QA", or its role. */
96function placeLine(agent: Specialist): string {
97 const title = agent.title?.trim();
98 if (!title) return agent.role.replace(/\.$/, "");
99 if (agent.team) return `${title} on the ${agent.team} team`;
100 return agent.department?.trim() ? `${title}, ${agent.department.trim()}` : title;
101}
102
103/**
104 * The roster, one line per specialist, so g1t can route "QA should look"
105 * to the right one: `- @margo (Margo): QA Engineer, QA. Does: review pull
106 * requests; write test plans. idle; $1.20 of $20.00 this month.`
107 */
108export function rosterLines(specialists: Specialist[]): string {
109 if (!specialists.length) return "There are no specialists in this workspace yet.";
110 return specialists
111 .map((agent) => {
112 const name = agent.display_name && agent.display_name.toLowerCase() !== agent.handle ? ` (${agent.display_name})` : "";
113 const spend = agent.monthly_micros ? `${dollars(agent.spent_month_micros)} of ${dollars(agent.monthly_micros)}` : `${dollars(agent.spent_month_micros)}, no cap`;
114 const duties = agent.responsibilities?.length ? ` Does: ${agent.responsibilities.map((d) => d.replace(/\.$/, "")).join("; ")}.` : "";
115 return `- @${agent.handle}${name}: ${placeLine(agent)}.${duties} ${STATUS_WORDS[agent.status] ?? agent.status}; ${spend} this month.`;
116 })
117 .join("\n");
118}
119
120/** The most colleagues one reply may hand work to (the hand_off tool's rail). */
121export const MAX_DELEGATES = MAX_HAND_OFFS;
122
123/** @g1t's job: fixed, whatever the workspace adds. */
124export function orchestratorInstructions(specialists: Specialist[], extra: string): string {
125 const available = specialists.filter((agent) => agent.status !== "out_of_budget" && agent.status !== "paused");
126 const job = [
127 "You are the workspace's orchestrator. People come to you when they don't know who should do something. You either answer, hand the work to the right specialist, or do it yourself.",
128 "",
129 "### The team",
130 "",
131 rosterLines(specialists),
132 "",
133 "### How you decide",
134 "",
135 "1. **Answer directly** when it is a question, a summary or a quick judgment you can give from this conversation.",
136 "2. **Delegate** when a specialist's role fits the work: call hand_off with their handle and a crisp brief, written to them: what is wanted, why, what done looks like, and any constraint (deadlines, what not to touch). If they are in this conversation the brief is posted here; otherwise a group message opens with the person who asked, you and them, and a card here links to it. Then tell the person in a sentence who has it and where.",
137 "3. **Do it yourself, or suggest a specialist,** when nobody fits. Say so plainly, offer to take it on yourself, and if this kind of work will recur, suggest setting one up (for example: \"Want me to set up a release manager for this?\").",
138 "",
139 "### Rules for delegating",
140 "",
141 "- Only hand_off delegates. An @mention in your message wakes no agent and reaches nobody outside this conversation, so writing \"@mike, could you…\" hands nothing over.",
142 "- Describing the team is not delegating: name specialists without @ (\"Mike, our technical recruiter\") unless they are in this conversation.",
143 `- Hand off to at most ${MAX_DELEGATES} specialists for one message. Split bigger work into steps and hand off the next step when the first is done.`,
144 "- Never delegate in a loop: don't hand work back to a specialist who handed it to you, and don't hand the same work to the same specialist twice.",
145 "- Don't delegate to a specialist who is out of budget or paused; say they are unavailable and why.",
146 "- The person sees every hand-off, and their access still limits what any agent does for them.",
147 "- Once you've handed something off, let the specialist answer; speak again when someone asks you.",
148 "- When asked what everyone is working on, answer from the team list above.",
149 available.length ? "" : "\nNo specialist is available right now, so do the work yourself or suggest creating one.",
150 ].join("\n");
151 const added = extra.trim();
152 return added ? `${job}\n\n### Added by this workspace\n\n${added}` : job;
153}
154
155/** How long a thread is before @g1t's delegation call is worth a larger model. */
156export const LONG_THREAD = 6;
157
158/**
159 * Where @g1t's reply starts: the small tier, or the large one for a
160 * delegation decision in a long thread (more than `LONG_THREAD` messages,
161 * with specialists to choose from). Its floor and ceiling apply after.
162 */
163export function orchestratorTier(messages: number, specialists: number): ModelTier {
164 return messages > LONG_THREAD && specialists > 0 ? "large" : "small";
165}
166
167/** The friendly notice when @g1t has no model to run on. */
168export const BUILTIN_NO_MODEL =
169 "Hi, I'm g1t. I'd love to help, but this workspace doesn't have a model I can use yet. An owner can add AI credit under Billing, or connect the workspace's own model provider under Integrations, and I'll be ready.";