Le Chat File Upload Failed or Document Upload Limit

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Ongoing Web, iOS, Android Updated November 14, 2026How we research

Quick answer

Uploads are capped per day on Free and Pro, so failures are often the daily cap or a too-long input. Split the document or wait for the reset.

Most likely fix: Sign in and check the cap

How to fix it

Try these in order — the most common fix is first.

  1. 1. Sign in and check the cap

    1. Log in; uploads need an account
    2. If you hit the daily cap, wait for the reset or upgrade
    Did this fix it?
  2. 2. Reduce the file

    1. Split large PDFs into smaller parts
    2. Upload fewer files per conversation
    Did this fix it?
  3. 3. Check status

    1. Look at status.mistral.ai for a Le Chat incident
    Did this fix it?

Symptoms

Uploading a document in Le Chat fails or is refused.

Why it happens

  • Daily document upload cap reached (Free, Pro and Team have caps)
  • Document or prompt too long for the context window
  • Not logged in (document upload needs login)
  • Temporary outage

This guide also covers

  • le chat file upload failed
  • le chat upload limit
  • mistral le chat pdf upload

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