deepseek-ai/deepseek-harness · error · Error

llm-deepseek: catalog model "${model.id}" imageMaxBytes must

Error message

llm-deepseek: catalog model "${model.id}" imageMaxBytes must be a positive safe integer

What it means

Error "llm-deepseek: catalog model "${model.id}" imageMaxBytes must be a positive safe integer" thrown in deepseek-ai/deepseek-harness.

Source

Thrown at packages/llm/llm-deepseek/src/index.ts:238

      throw new Error(
        `llm-deepseek: catalog model "${model.id}" inputModalities must contain only "text" and "image"`,
      )
    }
    if (new Set(inputModalities).size !== inputModalities.length) {
      throw new Error(`llm-deepseek: catalog model "${model.id}" inputModalities must not contain duplicates`)
    }
    const hasImage = inputModalities.includes('image')
    if (!hasImage && (model.imagePixelBudget !== undefined
      || model.imageMaxBytes !== undefined || model.imageDetail !== undefined)) {
      throw new Error(`llm-deepseek: text-only catalog model "${model.id}" cannot declare image request limits`)
    }
    if (model.imagePixelBudget !== undefined
      && (!Number.isSafeInteger(model.imagePixelBudget) || model.imagePixelBudget <= 0)) {
      throw new Error(`llm-deepseek: catalog model "${model.id}" imagePixelBudget must be a positive safe integer`)
    }
    if (model.imageMaxBytes !== undefined
      && (!Number.isSafeInteger(model.imageMaxBytes) || model.imageMaxBytes <= 0)) {
      throw new Error(`llm-deepseek: catalog model "${model.id}" imageMaxBytes must be a positive safe integer`)
    }
    if (seen.has(model.id)) throw new Error(`llm-deepseek: duplicate catalog model "${model.id}"`)
    seen.add(model.id)
    return {
      id: model.id,
      ...model.name === undefined ? {} : { name: model.name },
      ...model.description === undefined ? {} : { description: model.description },
      ...model.contextWindow === undefined ? {} : { contextWindow: model.contextWindow },
      ...model.maxTokens === undefined ? {} : { maxTokens: model.maxTokens },
      inputModalities: [...inputModalities],
      ...hasImage
        ? {
          imagePixelBudget: model.imagePixelBudget
            ?? (model.imageDetail === 'low'
              ? DEFAULT_LOW_DETAIL_IMAGE_PIXEL_BUDGET
              : DEFAULT_REQUEST_IMAGE_PIXEL_BUDGET),
          imageMaxBytes: model.imageMaxBytes ?? DEFAULT_REQUEST_IMAGE_MAX_BYTES,
          ...model.imageDetail === undefined ? {} : { imageDetail: model.imageDetail },

View on GitHub (pinned to b150a551b8)

Solutions

1. Set imageMaxBytes to a positive safe integer.

When it happens

Trigger: Thrown at packages/llm/llm-deepseek/src/index.ts:238 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/5b1446401633201b. Report an issue: GitHub.