feat: default providers list to usage

docs/cli/index.md

@@ -221,8 +221,8 @@ Common options:
 - `--name <label>`: display name for the account
 
 `providers list` options:
-- `--usage`: include provider usage/quota snapshots (OAuth/API-backed only).
-- `--json`: output JSON (includes usage when `--usage` is set).
+- `--no-usage`: skip provider usage/quota snapshots (OAuth/API-backed only).
+- `--json`: output JSON (includes usage unless `--no-usage` is set).
 
 ### `pairing`
 Approve DM pairing requests across providers.

docs/concepts/usage-tracking.md

@@ -13,7 +13,7 @@ read_when:
 ## Where it shows up
 - `/status` in chats: adds a short “Usage” line (only if available).
 - CLI: `clawdbot status --usage` prints a full per-provider breakdown.
-- CLI: `clawdbot providers list --usage` prints the same usage snapshot alongside provider config.
+- CLI: `clawdbot providers list` prints the same usage snapshot alongside provider config (use `--no-usage` to skip).
 - macOS menu bar: “Usage” section under Context (only if available).
 
 ## Providers + credentials

src/cli/providers-cli.ts

@@ -51,7 +51,7 @@ export function registerProvidersCli(program: Command) {
   providers
     .command("list")
     .description("List configured providers + auth profiles")
-    .option("--usage", "Show provider usage/quota snapshots", false)
+    .option("--no-usage", "Skip provider usage/quota snapshots")
     .option("--json", "Output JSON", false)
     .action(async (opts) => {
       try {