feat: openAI explicit value for maxToken and temperature

README.md

@@ -302,7 +302,7 @@ To start the API server, follow the instruction in [LocalAI](https://github.com/
 To run k8sgpt, run `k8sgpt auth add` with the `localai` backend:
 
 ```
-k8sgpt auth add --backend localai --model <model_name> --baseurl http://localhost:8080/v1
+k8sgpt auth add --backend localai --model <model_name> --baseurl http://localhost:8080/v1 --temperature 0.7
 ```
 
 Now you can analyze with the `localai` backend:

cmd/auth/add.go

@@ -75,6 +75,10 @@ var addCmd = &cobra.Command{
 			color.Red("Error: Model cannot be empty.")
 			os.Exit(1)
 		}
+		if temperature > 1.0 || temperature < 0.0 {
+			color.Red("Error: temperature ranges from 0 to 1.")
+			os.Exit(1)
+		}
 
 		if ai.NeedPassword(backend) && password == "" {
 			fmt.Printf("Enter %s Key: ", backend)
@@ -89,11 +93,12 @@ var addCmd = &cobra.Command{
 
 		// create new provider object
 		newProvider := ai.AIProvider{
-			Name:     backend,
-			Model:    model,
-			Password: password,
-			BaseURL:  baseURL,
-			Engine:   engine,
+			Name:        backend,
+			Model:       model,
+			Password:    password,
+			BaseURL:     baseURL,
+			Engine:      engine,
+			Temperature: temperature,
 		}
 
 		if providerIndex == -1 {
@@ -121,6 +126,8 @@ func init() {
 	addCmd.Flags().StringVarP(&password, "password", "p", "", "Backend AI password")
 	// add flag for url
 	addCmd.Flags().StringVarP(&baseURL, "baseurl", "u", "", "URL AI provider, (e.g `http://localhost:8080/v1`)")
+	// add flag for temperature
+	addCmd.Flags().Float32VarP(&temperature, "temperature", "t", 0.7, "The sampling temperature, value ranges between 0 ( output be more deterministic) and 1 (more random)")
 	// add flag for azure open ai engine/deployment name
 	addCmd.Flags().StringVarP(&engine, "engine", "e", "", "Azure AI deployment name")
 }

cmd/auth/auth.go

@@ -19,11 +19,12 @@ import (
 )
 
 var (
-	backend  string
-	password string
-	baseURL  string
-	model    string
-	engine   string
+	backend     string
+	password    string
+	baseURL     string
+	model       string
+	engine      string
+	temperature float32
 )
 
 var configAI ai.AIConfiguration

cmd/auth/update.go

@@ -49,6 +49,10 @@ var updateCmd = &cobra.Command{
 			color.Red("Error: backend must be set.")
 			os.Exit(1)
 		}
+		if temperature > 1.0 || temperature < 0.0 {
+			color.Red("Error: temperature ranges from 0 to 1.")
+			os.Exit(1)
+		}
 
 		for _, b := range inputBackends {
 			foundBackend := false
@@ -74,6 +78,7 @@ var updateCmd = &cobra.Command{
 					if engine != "" {
 						configAI.Providers[i].Engine = engine
 					}
+					configAI.Providers[i].Temperature = temperature
 					color.Green("%s updated in the AI backend provider list", b)
 				}
 			}
@@ -101,6 +106,8 @@ func init() {
 	updateCmd.Flags().StringVarP(&password, "password", "p", "", "Update backend AI password")
 	// update flag for url
 	updateCmd.Flags().StringVarP(&baseURL, "baseurl", "u", "", "Update URL AI provider, (e.g `http://localhost:8080/v1`)")
+	// add flag for temperature
+	updateCmd.Flags().Float32VarP(&temperature, "temperature", "t", 0.7, "The sampling temperature, value ranges between 0 ( output be more deterministic) and 1 (more random)")
 	// update flag for azure open ai engine/deployment name
 	updateCmd.Flags().StringVarP(&engine, "engine", "e", "", "Update Azure AI deployment name")
 }

pkg/ai/azureopenai.go

@@ -16,9 +16,10 @@ import (
 )
 
 type AzureAIClient struct {
-	client   *openai.Client
-	language string
-	model    string
+	client      *openai.Client
+	language    string
+	model       string
+	temperature float32
 }
 
 func (c *AzureAIClient) Configure(config IAIConfig, lang string) error {
@@ -42,6 +43,7 @@ func (c *AzureAIClient) Configure(config IAIConfig, lang string) error {
 	c.language = lang
 	c.client = client
 	c.model = config.GetModel()
+	c.temperature = config.GetTemperature()
 	return nil
 }
 
@@ -55,6 +57,7 @@ func (c *AzureAIClient) GetCompletion(ctx context.Context, prompt string, prompt
 				Content: fmt.Sprintf(default_prompt, c.language, prompt),
 			},
 		},
+		Temperature: c.temperature,
 	})
 	if err != nil {
 		return "", err

pkg/ai/cohere.go

@@ -28,9 +28,10 @@ import (
 )
 
 type CohereClient struct {
-	client   *cohere.Client
-	language string
-	model    string
+	client      *cohere.Client
+	language    string
+	model       string
+	temperature float32
 }
 
 func (c *CohereClient) Configure(config IAIConfig, language string) error {
@@ -52,6 +53,7 @@ func (c *CohereClient) Configure(config IAIConfig, language string) error {
 	c.language = language
 	c.client = client
 	c.model = config.GetModel()
+	c.temperature = config.GetTemperature()
 	return nil
 }
 
@@ -64,7 +66,7 @@ func (c *CohereClient) GetCompletion(ctx context.Context, prompt, promptTmpl str
 		Model:             c.model,
 		Prompt:            fmt.Sprintf(strings.TrimSpace(promptTmpl), c.language, prompt),
 		MaxTokens:         cohere.Uint(2048),
-		Temperature:       cohere.Float64(0.75),
+		Temperature:       cohere.Float64(float64(c.temperature)),
 		K:                 cohere.Int(0),
 		StopSequences:     []string{},
 		ReturnLikelihoods: "NONE",

pkg/ai/iai.go

@@ -48,6 +48,7 @@ type IAIConfig interface {
 	GetModel() string
 	GetBaseURL() string
 	GetEngine() string
+	GetTemperature() float32
 }
 
 func NewClient(provider string) IAI {
@@ -66,11 +67,12 @@ type AIConfiguration struct {
 }
 
 type AIProvider struct {
-	Name     string `mapstructure:"name"`
-	Model    string `mapstructure:"model"`
-	Password string `mapstructure:"password" yaml:"password,omitempty"`
-	BaseURL  string `mapstructure:"baseurl" yaml:"baseurl,omitempty"`
-	Engine   string `mapstructure:"engine" yaml:"engine,omitempty"`
+	Name        string  `mapstructure:"name"`
+	Model       string  `mapstructure:"model"`
+	Password    string  `mapstructure:"password" yaml:"password,omitempty"`
+	BaseURL     string  `mapstructure:"baseurl" yaml:"baseurl,omitempty"`
+	Engine      string  `mapstructure:"engine" yaml:"engine,omitempty"`
+	Temperature float32 `mapstructure:"temperature" yaml:"temperature,omitempty"`
 }
 
 func (p *AIProvider) GetBaseURL() string {
@@ -88,6 +90,9 @@ func (p *AIProvider) GetModel() string {
 func (p *AIProvider) GetEngine() string {
 	return p.Engine
 }
+func (p *AIProvider) GetTemperature() float32 {
+	return p.Temperature
+}
 
 func NeedPassword(backend string) bool {
 	return backend != "localai"

pkg/ai/openai.go

@@ -29,11 +29,20 @@ import (
 )
 
 type OpenAIClient struct {
-	client   *openai.Client
-	language string
-	model    string
+	client      *openai.Client
+	language    string
+	model       string
+	temperature float32
 }
 
+const (
+	// OpenAI completion parameters
+	maxToken         = 2048
+	presencePenalty  = 0.0
+	frequencyPenalty = 0.0
+	topP             = 1.0
+)
+
 func (c *OpenAIClient) Configure(config IAIConfig, language string) error {
 	token := config.GetPassword()
 	defaultConfig := openai.DefaultConfig(token)
@@ -50,6 +59,7 @@ func (c *OpenAIClient) Configure(config IAIConfig, language string) error {
 	c.language = language
 	c.client = client
 	c.model = config.GetModel()
+	c.temperature = config.GetTemperature()
 	return nil
 }
 
@@ -66,6 +76,11 @@ func (c *OpenAIClient) GetCompletion(ctx context.Context, prompt string, promptT
 				Content: fmt.Sprintf(promptTmpl, c.language, prompt),
 			},
 		},
+		Temperature:      c.temperature,
+		MaxTokens:        maxToken,
+		PresencePenalty:  presencePenalty,
+		FrequencyPenalty: frequencyPenalty,
+		TopP:             topP,
 	})
 	if err != nil {
 		return "", err