diff --git a/runtime/doc/deprecated.txt b/runtime/doc/deprecated.txt
index 28771dbd28..7821878cfa 100644
--- a/runtime/doc/deprecated.txt
+++ b/runtime/doc/deprecated.txt
@@ -45,6 +45,7 @@ TREESITTER
 
 LSP
 • *vim.lsp.util.jump_to_location*
+• *vim.lsp.buf.execute_command*		Use |Client:exec_cmd()| instead.
 
 ------------------------------------------------------------------------------
 DEPRECATED IN 0.10					*deprecated-0.10*
diff --git a/runtime/doc/lsp.txt b/runtime/doc/lsp.txt
index 4c0bd0c9ba..9b152702a1 100644
--- a/runtime/doc/lsp.txt
+++ b/runtime/doc/lsp.txt
@@ -1084,6 +1084,11 @@ Lua module: vim.lsp.client                                        *lsp-client*
       • {is_stopped}            (`fun(): boolean`) Checks whether a client is
                                 stopped. Returns: true if the client is fully
                                 stopped.
+      • {exec_cmd}              (`fun(self: vim.lsp.Client, command: lsp.Command, context: {bufnr?: integer}?, handler: lsp.Handler?)`)
+                                Execute a lsp command, either via client
+                                command function (if available) or via
+                                workspace/executeCommand (if supported by the
+                                server)
 
 *vim.lsp.Client.Progress*
     Extends: |vim.Ringbuf|
@@ -1213,6 +1218,15 @@ Lua module: vim.lsp.client                                        *lsp-client*
                               on initialization.
 
 
+Client:exec_cmd({command}, {context}, {handler})           *Client:exec_cmd()*
+    Execute a lsp command, either via client command function (if available)
+    or via workspace/executeCommand (if supported by the server)
+
+    Parameters: ~
+      • {command}  (`lsp.Command`)
+      • {context}  (`{bufnr?: integer}?`)
+      • {handler}  (`lsp.Handler?`) only called if a server command
+
 
 ==============================================================================
 Lua module: vim.lsp.buf                                              *lsp-buf*
@@ -1344,15 +1358,6 @@ document_symbol({opts})                        *vim.lsp.buf.document_symbol()*
     Parameters: ~
       • {opts}  (`vim.lsp.ListOpts?`) See |vim.lsp.ListOpts|.
 
-execute_command({command_params})              *vim.lsp.buf.execute_command()*
-    Executes an LSP server command.
-
-    Parameters: ~
-      • {command_params}  (`lsp.ExecuteCommandParams`)
-
-    See also: ~
-      • https://microsoft.github.io/language-server-protocol/specifications/specification-current/#workspace_executeCommand
-
 format({opts})                                          *vim.lsp.buf.format()*
     Formats a buffer using the attached (and optionally filtered) language
     server clients.
diff --git a/runtime/lua/vim/lsp/buf.lua b/runtime/lua/vim/lsp/buf.lua
index f2d5d204f4..4cd4008105 100644
--- a/runtime/lua/vim/lsp/buf.lua
+++ b/runtime/lua/vim/lsp/buf.lua
@@ -881,7 +881,8 @@ local function on_code_action_results(results, opts)
     local a_cmd = action.command
     if a_cmd then
       local command = type(a_cmd) == 'table' and a_cmd or action
-      client:_exec_cmd(command, ctx)
+      --- @cast command lsp.Command
+      client:exec_cmd(command, ctx)
     end
   end
 
@@ -1037,12 +1038,14 @@ function M.code_action(opts)
   end
 end
 
+--- @deprecated
 --- Executes an LSP server command.
 --- @param command_params lsp.ExecuteCommandParams
 --- @see https://microsoft.github.io/language-server-protocol/specifications/specification-current/#workspace_executeCommand
 function M.execute_command(command_params)
   validate('command', command_params.command, 'string')
   validate('arguments', command_params.arguments, 'table', true)
+  vim.deprecate('execute_command', 'client:exec_cmd', '0.12')
   command_params = {
     command = command_params.command,
     arguments = command_params.arguments,
diff --git a/runtime/lua/vim/lsp/client.lua b/runtime/lua/vim/lsp/client.lua
index d9d6b851d0..2718f40c96 100644
--- a/runtime/lua/vim/lsp/client.lua
+++ b/runtime/lua/vim/lsp/client.lua
@@ -859,10 +859,9 @@ end
 --- or via workspace/executeCommand (if supported by the server)
 ---
 --- @param command lsp.Command
---- @param context? {bufnr: integer}
+--- @param context? {bufnr?: integer}
 --- @param handler? lsp.Handler only called if a server command
---- @param on_unsupported? function handler invoked when the command is not supported by the client.
-function Client:_exec_cmd(command, context, handler, on_unsupported)
+function Client:exec_cmd(command, context, handler)
   context = vim.deepcopy(context or {}, true) --[[@as lsp.HandlerContext]]
   context.bufnr = context.bufnr or api.nvim_get_current_buf()
   context.client_id = self.id
@@ -875,25 +874,23 @@ function Client:_exec_cmd(command, context, handler, on_unsupported)
 
   local command_provider = self.server_capabilities.executeCommandProvider
   local commands = type(command_provider) == 'table' and command_provider.commands or {}
+
   if not vim.list_contains(commands, cmdname) then
-    if on_unsupported then
-      on_unsupported()
-    else
-      vim.notify_once(
-        string.format(
-          'Language server `%s` does not support command `%s`. This command may require a client extension.',
-          self.name,
-          cmdname
-        ),
-        vim.log.levels.WARN
-      )
-    end
+    vim.notify_once(
+      string.format(
+        'Language server `%s` does not support command `%s`. This command may require a client extension.',
+        self.name,
+        cmdname
+      ),
+      vim.log.levels.WARN
+    )
     return
   end
   -- Not using command directly to exclude extra properties,
   -- see https://github.com/python-lsp/python-lsp-server/issues/146
+  --- @type lsp.ExecuteCommandParams
   local params = {
-    command = command.command,
+    command = cmdname,
     arguments = command.arguments,
   }
   self.request(ms.workspace_executeCommand, params, handler, context.bufnr)
diff --git a/runtime/lua/vim/lsp/codelens.lua b/runtime/lua/vim/lsp/codelens.lua
index c1b6bfb28c..d8c6c27a98 100644
--- a/runtime/lua/vim/lsp/codelens.lua
+++ b/runtime/lua/vim/lsp/codelens.lua
@@ -48,7 +48,7 @@ local function execute_lens(lens, bufnr, client_id)
 
   local client = vim.lsp.get_client_by_id(client_id)
   assert(client, 'Client is required to execute lens, client_id=' .. client_id)
-  client:_exec_cmd(lens.command, { bufnr = bufnr }, function(...)
+  client:exec_cmd(lens.command, { bufnr = bufnr }, function(...)
     vim.lsp.handlers[ms.workspace_executeCommand](...)
     M.refresh()
   end)
diff --git a/runtime/lua/vim/lsp/completion.lua b/runtime/lua/vim/lsp/completion.lua
index 3df506d23a..e36d329dc5 100644
--- a/runtime/lua/vim/lsp/completion.lua
+++ b/runtime/lua/vim/lsp/completion.lua
@@ -548,15 +548,7 @@ local function on_complete_done()
 
     local command = completion_item.command
     if command then
-      client:_exec_cmd(command, { bufnr = bufnr }, nil, function()
-        vim.lsp.log.warn(
-          string.format(
-            'Language server `%s` does not support command `%s`. This command may require a client extension.',
-            client.name,
-            command.command
-          )
-        )
-      end)
+      client:exec_cmd(command, { bufnr = bufnr })
     end
   end