Function newProvider

main.go:272–283

newProvider picks the initial provider at startup, honoring $LLM_PROVIDER and $LLM_MODEL as optional defaults. Mid-session swaps go through the provider slash command instead.

(sysPrompt string)

// and $LLM_MODEL as optional defaults. Mid-session swaps go through the
// /provider slash command instead.
func newProvider(sysPrompt string) provider.Provider {
	name := os.Getenv("LLM_PROVIDER")
	if name == "" {
		name = "anthropic"
	}
	p, err := newProviderByName(name, os.Getenv("LLM_MODEL"), sysPrompt)
	if err != nil {
		fmt.Fprintf(os.Stderr, "provider: %v (falling back to anthropic)\n", err)
		p, _ = newProviderByName("anthropic", "", sysPrompt)
	}
	return p
}

// newProviderByName constructs a provider by short name. An empty model
// string falls back to that provider's default. Unknown names error.