diff --git a/README.md b/README.md
index 341fbd5..c2655fa 100644
--- a/README.md
+++ b/README.md
@@ -30,12 +30,11 @@ If you don't want the `WeztermSpawn` user command, use
 
 ## Usage
 
-### Functions: General
+For API documentation, see `:h wezterm.nvim` or `doc/wezterm.nvim.txt`.
+
+### Functions
 
-<details>
-<summary>
 For keybindings, functions that take a numeric value (index, id, relno, etc.) will check vim.v.count if they aren't passed an index.
-</summary>
 
 For example:
 
@@ -44,125 +43,6 @@ For example:
 vim.keymap.set("n", "<leader>wt", require('wezterm').switch_tab.index)
 ```
 
-</details>
-
-#### Spawn a program in wezterm
-
-```lua
-wezterm.spawn(program, opts)
-```
-
-- program? (string): The program to start (wezterm default if nil)
-- pane? (number): Set the current pane
-- new_window? (boolean): Open in a new window
-- workspace? (string): Set the workspace for the new window (requires new window)
-- cwd? (string): Set the cwd for the spawned program
-- args? (string[]): Args to pass to the program
-
-#### Execute any wezterm CLI command (does not yet return result)
-
-```lua
-wezterm.exec(args, handler)
-```
-
-- args (string[]): Wezterm CLI arguments
-- handler (fun(exitcode, signal))
-
-#### Set window title
-
-```lua
-wezterm.set_window_title(title, id)
-```
-
-- title (string): The new window title
-- id? (number): Optional window id to set (defaults to current tab)
-
-### Functions: Tabs
-
-#### Set tab title
-
-```lua
-wezterm.set_tab_title(title, id)
-```
-
-- title (string): The new tab title
-- id? (number): Optional tab id to set (defaults to current tab)
-
-#### Switch tabs by relative number
-
-```lua
-wezterm.switch_tab.relative(relno)
-```
-
-- relno (number): The relative number to switch to (-1 for prev, 1 for next, etc.)
-
-#### Switch tabs by index
-
-```lua
-wezterm.switch_tab.index(index)
-```
-
-- index (number): The index of the tab to switch to (0-indexed)
-
-#### Switch tabs by id
-
-```lua
-wezterm.switch_tab.id(id)
-```
-
-- id (number): The id of the tab to switch to
-
-### Functions: Panes
-
-#### Split pane vertically
-
-```lua
-wezterm.split_pane.vertical(opts)
-```
-
-- opts (table):
-  - pane? (number): The pane to split (default current)
-  - top? (boolean): Place the pane on top
-  - bottom? (boolean): Place the pane on bottom
-  - cwd? (string): Set the cwd for the spawned program
-  - percent? (number): The percentage of the pane that the split should take up (default 50%)
-  - top_level? (boolean): Split the top level window instead of the selected pane
-  - move_pane? (boolean): Move the pane instead of spawning a command in it (cannot be used with program)
-  - program? (string): The program to spawn in the new pane (wezterm default if nil)
-
-#### Split pane horizontally
-
-```lua
-wezterm.split_pane.horizontal(opts)
-```
-
-- opts (table):
-  - pane? (number): The pane to split (default current)
-  - left? (boolean): Place the pane on the left
-  - right? (boolean): Place the pane on the right
-  - cwd? (string): Set the cwd for the spawned program
-  - percent? (number): The percentage of the pane that the split should take up (default 50%)
-  - top_level? (boolean): Split the top level window instead of the selected pane
-  - move_pane? (boolean): Move the pane instead of spawning a command in it (cannot be used with program)
-  - program? (string): The program to spawn in the new pane (wezterm default if nil)
-
-#### Switch panes by id
-
-```lua
-wezterm.switch_pane.id(id)
-```
-
-- id (number): The id of the pane to switch to
-
-#### Switch panes by direction
-
-```lua
-wezterm.switch_pane.direction(direction)
-```
-
-- direction (string): The direction of the pane to switch to
-  - Directions: "Up" | "Down" | "Left" | "Right" | "Next" | "Prev"
-
 ### User command
 
-Use `WeztermSpawn <binary> <args>...` to spawn a task in a new WezTerm tab.
+Use `WeztermSpawn <command> <args>...` to spawn a task in a new WezTerm tab.