deepseek-ai/deepseek-harness · error · LlmError

UNSUPPORTED_CONTENT

UNSUPPORTED_CONTENT

Error message

pi-ai model "${model.id}" does not support image input

What it means

Error "pi-ai model "${model.id}" does not support image input" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/llm/llm-pi-ai/src/adapter.ts:352

    const profile = this.profileOf(snapshot, options.provider)
    const model = this.modelOf(snapshot, options.provider, options.model)
    const reasoning = resolveReasoningLevel(
      model,
      options.reasoningEffort ?? profile.reasoning,
    )
    const apiKey = await this.config.resolveApiKey(options.provider, profile)

    const consumer = new AbortController()
    const upstream = options.signal === undefined
      ? consumer.signal
      : AbortSignal.any([options.signal, consumer.signal])
    const streamIdleTimeoutMs = profile.streamIdleTimeoutMs
    using watchdog = idleWatchdog(upstream, streamIdleTimeoutMs, 'LLM_STREAM_IDLE_TIMEOUT')

    try {
      const containsImage = options.messages.some(message => contentHasImage(message.content))
      if (containsImage && !model.input.includes('image')) {
        throw new LlmError(`pi-ai model "${model.id}" does not support image input`, 'UNSUPPORTED_CONTENT')
      }
      const attachments = containsImage ? this.config.resolveAttachments?.() : undefined
      if (containsImage && attachments === undefined) {
        throw new LlmError('pi-ai image input requires the durable attachment service', 'UNSUPPORTED_CONTENT')
      }
      const onReplayDegrade = (reason: string): void => {
        this.config.onReplayDegrade?.({ provider: options.provider, model: options.model, reason })
      }
      const context = attachments === undefined
        ? toPiContext(options, undefined, onReplayDegrade)
        : await toPiContext({ ...options, signal: watchdog.signal }, attachments, onReplayDegrade, profile.maxRequestImageBytes, {
          maxPixels: profile.requestImagePixelBudget,
          maxBytes: profile.requestImageMaxBytes,
        })
      const events = snapshot.models.streamSimple(model, context, {
        ...profileOptions(profile, reasoning, apiKey),
        ...options.temperature === undefined ? {} : { temperature: options.temperature },
        ...options.maxTokens === undefined ? {} : { maxTokens: options.maxTokens },

View on GitHub (pinned to b150a551b8)

Solutions

1. Remove image content or switch to a model that supports image input.

When it happens

Trigger: Thrown at packages/llm/llm-pi-ai/src/adapter.ts:352 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/b0bcd4e5381e0474. Report an issue: GitHub.