Method Probe

internal/llm/llm.go:264–278

Probe sends a minimal hello chat just to harvest response headers in one round trip: status validates the URL/model/key combo, X-Context-Window gives the live size, X-Budget-Remaining the live fraction. The body is closed unread; on the cloud proxy that may already charge one token, the cost of a si

(parent context.Context)

		Token:        token,
		HTTP:         &http.Client{},
		IdleTimeout:  idleTimeoutFromEnv(),
		RetryBackoff: defaultRetryBackoff,
	}
}

// ProbeResult holds what Probe extracts from a one-shot hello request: the
// live context window and budget snapshot. The TUI shows the real window at
// activation time and feeds the authoritative size to ctx.Pack instead of the
// config.yaml fallback.
type ProbeResult struct {
	ContextWindow int
	Budget        cloud.BudgetStatus
}

// Probe sends a minimal hello chat just to harvest response headers in one
// round trip: status validates the URL/model/key combo, X-Context-Window gives
// the live size, X-Budget-Remaining the live fraction. The body is closed
// unread; on the cloud proxy that may already charge one token, the cost of a