deepseek-ai/deepseek-harness · error

forbidden

Error message

forbidden

What it means

Error "forbidden" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/client/connection/src/index.ts:166

        return new Response('forbidden', { status: 403 })
      }
      if (request.method === 'GET' && (pathname === MUX_EVENTS_PATH || pathname === HOST_EVENTS_PATH)) {
        return new Response('upgrade required', {
          status: 426,
          headers: { connection: 'Upgrade', upgrade: 'websocket' },
        })
      }
      const apiProxy = ctx.get('apiProxy')
      if (apiProxy === undefined) return new Response('not found', { status: 404 })
      return toFetchHandler(apiProxy).fetch(request)
    },
  })
  const route: WebRoute = {
    kind: 'prefix',
    path: API_PATH,
    handler: async (req, res) => {
      if (!isTrustedApiRequest(req, trustedHosts)) {
        res.writeHead(403)
        res.end('forbidden')
        return
      }
      await bridge(req, res, fetchHandler, maxRequestBodyBytes)
    },
  }
  ctx.effect(() => ctx.webServer.register(route), 'client-connection: /api route')
  ctx.inject(['apiProxy'], (apiCtx) => {
    assertImageBodyCapacity(apiCtx, maxRequestBodyBytes)
    const downlinks = new WebSocketDownlinks(apiCtx.apiProxy)
    const registerDownlink = (
      path: string,
      handle: WebUpgradeRoute['handler'],
    ): void => {
      apiCtx.effect(() => apiCtx.webServer.registerUpgrade({
        path,
        handler: (req, socket, head) => {
          if (!isTrustedApiRequest(req, trustedHosts)) {

View on GitHub (pinned to b150a551b8)

Solutions

1. Authenticate with a valid token/credential and ensure the principal has permission for the requested operation.

When it happens

Trigger: Thrown at packages/client/connection/src/index.ts:166 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Authentication and authorization failures — expired tokens, bad credentials, and missing scopes.

AI-assisted analysis of deepseek-ai/deepseek-harness@b150a551b8 (2026-08-24). Data as JSON: /api/errors/750718daa22f071a. Report an issue: GitHub.