bug: API request failed with status 400

[menash134]

Describe the bug

This happened with my below config. I use copilot enterprise and I dont have any limit as such. I dont know what should i do to remove this error please help me

To reproduce

use nvim 0.10.3
ubuntu 22.04I

Expected behavior

No response

Installation method

Use lazy.nvim:

{
  "yetone/avante.nvim",
  event = "VeryLazy",
  lazy = false,
  version = false, -- set this if you want to always pull the latest change
  opts = {
    -- add any opts here
  },
  -- if you want to build from source then do `make BUILD_FROM_SOURCE=true`
  build = "make",
  -- build = "powershell -ExecutionPolicy Bypass -File Build.ps1 -BuildFromSource false" -- for windows
  dependencies = {
    "nvim-treesitter/nvim-treesitter",
    "stevearc/dressing.nvim",
    "nvim-lua/plenary.nvim",
    "MunifTanjim/nui.nvim",
  },
}

Environment

I use nvim 0.10.3
ubuntu 22.04

Repro

vim.env.LAZY_STDPATH = ".repro"
load(vim.fn.system("curl -s https://raw.githubusercontent.com/folke/lazy.nvim/main/bootstrap.lua"))()

require("lazy.minit").repro({
  spec = {
    -- add any other plugins here
  },
})

[lhybdv]

same problem

[diegoulloao]

getting 404 here at my side.

[ndzuki]

same, I setup with deepseek, send question response 401
Error: 'API request failed with status 401. Body: "Authentication Fails (auth header format should be Bearer sk-...)"'

[skt041959]

Should be a duplicate of #697