deepseek-ai/deepseek-harness · error

model-discovery-failed

model-discovery-failed

Error message

error instanceof Error ? error.message : String(error)

What it means

Error "error instanceof Error ? error.message : String(error)" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/host/apiproxy/src/api-proxy.ts:3318

      },

      async discoverModels(request, signal) {
        const { settingsNs, provider, baseURL, api, apiKey } = request.payload
        try {
          const models = await ctx.llm.discoverModels(settingsNs, {
            ...provider === undefined ? {} : { provider },
            ...baseURL === undefined ? {} : { baseURL },
            ...api === undefined ? {} : { api },
            ...apiKey === undefined ? {} : { apiKey },
            ...signal === undefined ? {} : { signal },
          })
          return ok(request, { models })
        } catch (error: unknown) {
          // Every failure here is the user's next move, not a transport fault:
          // a wrong endpoint, a rejected key, or a protocol with no listing all
          // end at the same place — fill the models in by hand. The details
          // repeat only what the caller already sent, never the credential.
          return err(request, {
            code: 'model-discovery-failed',
            message: error instanceof Error ? error.message : String(error),
            details: { settingsNs, ...baseURL === undefined ? {} : { baseURL } },
          })
        }
      },
    },

    events: {
      mux(_request, signal) {
        const queue = new FrameQueue<RpcRequest<MuxFrame>>()
        muxQueues.add(queue)
        for (const session of ctx.sessions.list()) {
          subscribeSession(queue, session)
        }
        for (const pending of pendingQuestions.values()) {
          queue.push({
            rpcId: pending.rpcId,

View on GitHub (pinned to b150a551b8)

Solutions

1. Read the forwarded error message in the response or logs and fix the underlying failure it names.

When it happens

Trigger: Thrown at packages/host/apiproxy/src/api-proxy.ts:3318 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of deepseek-ai/deepseek-harness@b150a551b8 (2026-08-24). Data as JSON: /api/errors/aa3179bf8af30338. Report an issue: GitHub.