feat(providers): add System One (Jev) decision endpoint

New /v1/systemone pass-through route for Jev decision models (jev-1.13,
jev-1.13-free) on OpenCode Zen and the free lane. Follows the media-route
pattern: systemoneConfig in the registry drives URL/headers, the handler
mirrors the embeddings account-fallback + usage flow, and the dashboard
gains a System One media-provider kind. No chat-pipeline changes.

Co-Authored-By: Claude Code <noreply@anthropic.com>
This commit is contained in:
decolua
2026-09-22 09:51:29 +07:00
co-authored by Claude Code
parent 6886915f62
commit b7446f8dd1
8 changed files with 284 additions and 3 deletions
+21
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@@ -0,0 +1,21 @@
import { handleSystemone } from "@/sse/handlers/systemone.js";
/**
* Handle CORS preflight
*/
export async function OPTIONS() {
return new Response(null, {
headers: {
"Access-Control-Allow-Origin": "*",
"Access-Control-Allow-Methods": "POST, OPTIONS",
"Access-Control-Allow-Headers": "*"
}
});
}
/**
* POST /v1/systemone - System One (Jev) decision endpoint
*/
export async function POST(request) {
return await handleSystemone(request);
}
+2 -1
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@@ -5,7 +5,7 @@ import { RISK_NOTICE } from "@/shared/constants/providersDisplay";
const MEDIA_ENTRY_KEYS = [
"serviceKinds", "ttsConfig", "sttConfig", "embeddingConfig",
"imageConfig", "imageToTextConfig", "videoConfig", "musicConfig",
"searchViaChat", "searchConfig", "fetchConfig", "credentialFallback",
"searchViaChat", "searchConfig", "fetchConfig", "credentialFallback", "systemoneConfig",
"modelsFetcher", "mediaPriority", "hiddenKinds",
];
@@ -79,6 +79,7 @@ export const MEDIA_PROVIDER_KINDS = [
{ id: "webFetch", label: "Web Fetch", icon: "language", endpoint: { method: "POST", path: "/v1/web/fetch" } },
{ id: "video", label: "Video", icon: "movie", endpoint: { method: "POST", path: "/v1/videos/generations" } },
{ id: "music", label: "Music", icon: "music_note", endpoint: { method: "POST", path: "/v1/audio/music" } },
{ id: "systemone", label: "System One", icon: "psychology", endpoint: { method: "POST", path: "/v1/systemone" } },
];
export const OPENAI_COMPATIBLE_PREFIX = "openai-compatible-";
+152
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@@ -0,0 +1,152 @@
import {
getProviderCredentials,
markAccountUnavailable,
clearAccountError,
extractApiKey,
isValidApiKey,
} from "../services/auth.js";
import { getSettings } from "@/lib/localDb";
import { getModelInfo } from "../services/model.js";
import { handleSystemoneCore } from "open-sse/handlers/systemoneCore.js";
import { errorResponse, unavailableResponse } from "open-sse/utils/error.js";
import { HTTP_STATUS } from "open-sse/config/runtimeConfig.js";
import * as log from "../utils/logger.js";
import { checkAndRefreshToken } from "../services/tokenRefresh.js";
import { saveRequestUsage } from "@/lib/usageDb.js";
/**
* Handle System One (Jev) decision requests for the Next.js server.
* Follows the same auth + account-fallback pattern as handleEmbeddings.
*
* @param {Request} request
*/
export async function handleSystemone(request) {
let body;
try {
body = await request.json();
} catch {
log.warn("SYSTEMONE", "Invalid JSON body");
return errorResponse(HTTP_STATUS.BAD_REQUEST, "Invalid JSON body");
}
const url = new URL(request.url);
const modelStr = body.model;
log.request("POST", `${url.pathname} | ${modelStr}`);
// Log API key (masked)
const apiKey = extractApiKey(request);
if (apiKey) {
log.debug("AUTH", `API Key: ${log.maskKey(apiKey)}`);
} else {
log.debug("AUTH", "No API key provided (local mode)");
}
// Enforce API key if enabled in settings
const settings = await getSettings();
if (settings.requireApiKey) {
if (!apiKey) {
log.warn("AUTH", "Missing API key (requireApiKey=true)");
return errorResponse(HTTP_STATUS.UNAUTHORIZED, "Missing API key");
}
const valid = await isValidApiKey(apiKey);
if (!valid) {
log.warn("AUTH", "Invalid API key (requireApiKey=true)");
return errorResponse(HTTP_STATUS.UNAUTHORIZED, "Invalid API key");
}
}
if (!modelStr) {
log.warn("SYSTEMONE", "Missing model");
return errorResponse(HTTP_STATUS.BAD_REQUEST, "Missing model");
}
if (body.state === undefined || body.state === null) {
return errorResponse(HTTP_STATUS.BAD_REQUEST, "Missing required field: state");
}
if (!body.questions || typeof body.questions !== "object" || Array.isArray(body.questions)) {
return errorResponse(HTTP_STATUS.BAD_REQUEST, "Missing required field: questions");
}
const modelInfo = await getModelInfo(modelStr);
if (!modelInfo.provider) {
log.warn("SYSTEMONE", "Invalid model format", { model: modelStr });
return errorResponse(HTTP_STATUS.BAD_REQUEST, "Invalid model format");
}
const { provider, model } = modelInfo;
if (modelStr !== `${provider}/${model}`) {
log.info("ROUTING", `${modelStr} → ${provider}/${model}`);
} else {
log.info("ROUTING", `Provider: ${provider}, Model: ${model}`);
}
// Credential + fallback loop (mirrors handleEmbeddings)
const excludeConnectionIds = new Set();
let lastError = null;
let lastStatus = null;
while (true) {
const credentials = await getProviderCredentials(provider, excludeConnectionIds, model);
// All accounts unavailable
if (!credentials || credentials.allRateLimited) {
if (credentials?.allRateLimited) {
const errorMsg = lastError || credentials.lastError || "Unavailable";
const status = lastStatus || Number(credentials.lastErrorCode) || HTTP_STATUS.SERVICE_UNAVAILABLE;
log.warn("SYSTEMONE", `[${provider}/${model}] ${errorMsg} (${credentials.retryAfterHuman})`);
return unavailableResponse(status, `[${provider}/${model}] ${errorMsg}`, credentials.retryAfter, credentials.retryAfterHuman);
}
if (excludeConnectionIds.size === 0) {
log.error("AUTH", `No credentials for provider: ${provider}`);
return errorResponse(HTTP_STATUS.BAD_REQUEST, `No credentials for provider: ${provider}`);
}
log.warn("SYSTEMONE", "No more accounts available", { provider });
return errorResponse(lastStatus || HTTP_STATUS.SERVICE_UNAVAILABLE, lastError || "All accounts unavailable");
}
log.info("AUTH", `\x1b[32mUsing ${provider} account: ${credentials.connectionName}\x1b[0m`);
const refreshedCredentials = await checkAndRefreshToken(provider, credentials);
const result = await handleSystemoneCore({
body,
modelInfo: { provider, model },
credentials: refreshedCredentials,
log,
onRequestSuccess: async () => {
await clearAccountError(credentials.connectionId, credentials, model);
}
});
if (result.success) {
if (result.usage) {
saveRequestUsage({
provider,
model,
connectionId: credentials.connectionId,
apiKey,
endpoint: url.pathname,
tokens: {
...result.usage,
total_tokens: result.usage.prompt_tokens + result.usage.completion_tokens,
},
status: "success",
}).catch(() => {});
}
return result.response;
}
const { shouldFallback } = await markAccountUnavailable(credentials.connectionId, result.status, result.error, provider, model);
if (shouldFallback) {
log.warn("AUTH", `Account ${credentials.connectionName} unavailable (${result.status}), trying fallback`);
excludeConnectionIds.add(credentials.connectionId);
lastError = result.error;
lastStatus = result.status;
continue;
}
return result.response;
}
}