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// Package llmutils provides shared utilities for LLM configuration.
// ResolveTemperature centralizes the GPT-5 temperature override logic
// that was previously duplicated across hexaiaction, hexaicli, and lsp.
package llmutils
import "strings"
// isGPT5 returns true when the model name indicates an OpenAI GPT-5 variant.
func isGPT5(provider, model string) bool {
return provider == "openai" &&
strings.HasPrefix(strings.ToLower(model), "gpt-5")
}
// ResolveTemperature picks the effective temperature from an optional
// per-surface override (entryTemp) or the global coding temperature
// (codingTemp). For OpenAI GPT-5 models the default coding temperature
// of 0.2 is automatically raised to 1.0, and when no temperature is
// configured at all GPT-5 defaults to 1.0.
//
// Returns (temperature, true) when a value was resolved, or (0, false)
// when no temperature should be sent (let the provider choose).
func ResolveTemperature(provider, model string, entryTemp, codingTemp *float64) (float64, bool) {
if entryTemp != nil {
return *entryTemp, true
}
if codingTemp != nil {
temp := *codingTemp
if isGPT5(provider, model) && temp == 0.2 {
temp = 1.0
}
return temp, true
}
if isGPT5(provider, model) {
return 1.0, true
}
return 0, false
}
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