add hermes agent provider

tui/README.md

@@ -23,7 +23,7 @@ Configuration is environment-only (no in-app settings).
 
 - `SYBIL_TUI_API_BASE_URL`: API base URL. Default: `http://127.0.0.1:8787`
 - `SYBIL_TUI_ADMIN_TOKEN`: optional bearer token for token-mode servers
-- `SYBIL_TUI_DEFAULT_PROVIDER`: `openai` | `anthropic` | `xai` (default: `openai`)
+- `SYBIL_TUI_DEFAULT_PROVIDER`: `openai` | `anthropic` | `xai` | `hermes-agent` (default: `openai`)
 - `SYBIL_TUI_DEFAULT_MODEL`: optional default model name
 - `SYBIL_TUI_SEARCH_NUM_RESULTS`: results per search run (default: `10`)
 

tui/src/config.ts

@@ -1,6 +1,6 @@
 import type { Provider } from "./types.js";
 
-const PROVIDERS: Provider[] = ["openai", "anthropic", "xai"];
+const PROVIDERS: Provider[] = ["openai", "anthropic", "xai", "hermes-agent"];
 
 function normalizeBaseUrl(value: string) {
   const trimmed = value.trim();

tui/src/index.ts

@@ -39,11 +39,13 @@ type ToolLogMetadata = {
   resultPreview?: string | null;
 };
 
-const PROVIDERS: Provider[] = ["openai", "anthropic", "xai"];
+const BASE_PROVIDERS: Provider[] = ["openai", "anthropic", "xai"];
+const PROVIDERS: Provider[] = [...BASE_PROVIDERS, "hermes-agent"];
 const PROVIDER_FALLBACK_MODELS: Record<Provider, string[]> = {
   openai: ["gpt-4.1-mini"],
   anthropic: ["claude-3-5-sonnet-latest"],
   xai: ["grok-3-mini"],
+  "hermes-agent": ["hermes-agent"],
 };
 
 const EMPTY_MODEL_CATALOG: ModelCatalogResponse["providers"] = {
@@ -74,6 +76,7 @@ function getProviderLabel(provider: Provider | null | undefined) {
   if (provider === "openai") return "OpenAI";
   if (provider === "anthropic") return "Anthropic";
   if (provider === "xai") return "xAI";
+  if (provider === "hermes-agent") return "Hermes Agent";
   return "";
 }
 
@@ -159,6 +162,10 @@ function getModelOptions(catalog: ModelCatalogResponse["providers"], provider: P
   return PROVIDER_FALLBACK_MODELS[provider];
 }
 
+function getVisibleProviders(catalog: ModelCatalogResponse["providers"]) {
+  return PROVIDERS.filter((provider) => provider !== "hermes-agent" || catalog[provider] !== undefined);
+}
+
 function pickProviderModel(options: string[], preferred: string | null, fallback: string | null = null) {
   if (fallback && options.includes(fallback)) return fallback;
   if (preferred && options.includes(preferred)) return preferred;
@@ -202,6 +209,7 @@ async function main() {
     openai: null,
     anthropic: null,
     xai: null,
+    "hermes-agent": null,
   };
   let model: string = config.defaultModel ?? pickProviderModel(getModelOptions(modelCatalog, provider), null);
   let errorMessage: string | null = null;
@@ -1257,8 +1265,10 @@ async function main() {
   }
 
   function cycleProvider() {
-    const currentIndex = PROVIDERS.indexOf(provider);
-    const nextProvider: Provider = PROVIDERS[(currentIndex + 1) % PROVIDERS.length] ?? "openai";
+    const visibleProviders = getVisibleProviders(modelCatalog);
+    const cycleProviders = visibleProviders.length ? visibleProviders : BASE_PROVIDERS;
+    const currentIndex = Math.max(0, cycleProviders.indexOf(provider));
+    const nextProvider: Provider = cycleProviders[(currentIndex + 1) % cycleProviders.length] ?? "openai";
     provider = nextProvider;
     syncModelForProvider();
     updateUI();

tui/src/types.ts

@@ -1,4 +1,4 @@
-export type Provider = "openai" | "anthropic" | "xai";
+export type Provider = "openai" | "anthropic" | "xai" | "hermes-agent";
 
 export type ProviderModelInfo = {
   models: string[];
@@ -7,7 +7,7 @@ export type ProviderModelInfo = {
 };
 
 export type ModelCatalogResponse = {
-  providers: Record<Provider, ProviderModelInfo>;
+  providers: Partial<Record<Provider, ProviderModelInfo>>;
 };
 
 export type ChatSummary = {