fixes for o1 models (#1269)

Author: sawka

pkg/waveai/openaibackend.go

@@ -8,7 +8,9 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"log"
 	"regexp"
+	"runtime/debug"
 	"strings"
 
 	openaiapi "github.com/sashabaranov/go-openai"
@@ -72,7 +74,20 @@ func convertUsage(resp openaiapi.ChatCompletionResponse) *wshrpc.OpenAIUsageType
 func (OpenAIBackend) StreamCompletion(ctx context.Context, request wshrpc.OpenAiStreamRequest) chan wshrpc.RespOrErrorUnion[wshrpc.OpenAIPacketType] {
 	rtn := make(chan wshrpc.RespOrErrorUnion[wshrpc.OpenAIPacketType])
 	go func() {
-		defer close(rtn)
+		defer func() {
+			if r := recover(); r != nil {
+				// Convert panic to error and send it
+				log.Printf("panic: %v\n", r)
+				debug.PrintStack()
+				err, ok := r.(error)
+				if !ok {
+					err = fmt.Errorf("openai backend panic: %v", r)
+				}
+				rtn <- makeAIError(err)
+			}
+			// Always close the channel
+			close(rtn)
+		}()
 		if request.Opts == nil {
 			rtn <- makeAIError(errors.New("no openai opts found"))
 			return
@@ -85,6 +100,7 @@ func (OpenAIBackend) StreamCompletion(ctx context.Context, request wshrpc.OpenAi
 			rtn <- makeAIError(errors.New("no api token"))
 			return
 		}
+
 		clientConfig := openaiapi.DefaultConfig(request.Opts.APIToken)
 		if request.Opts.BaseURL != "" {
 			clientConfig.BaseURL = request.Opts.BaseURL
@@ -100,17 +116,49 @@ func (OpenAIBackend) StreamCompletion(ctx context.Context, request wshrpc.OpenAi
 		if request.Opts.APIVersion != "" {
 			clientConfig.APIVersion = request.Opts.APIVersion
 		}
+
 		client := openaiapi.NewClientWithConfig(clientConfig)
 		req := openaiapi.ChatCompletionRequest{
-			Model:               request.Opts.Model,
-			Messages:            convertPrompt(request.Prompt),
-			MaxTokens:           request.Opts.MaxTokens,
-			MaxCompletionTokens: request.Opts.MaxTokens,
-			Stream:              true,
+			Model:    request.Opts.Model,
+			Messages: convertPrompt(request.Prompt),
 		}
+
+		// Handle o1 models differently - use non-streaming API
+		if strings.HasPrefix(request.Opts.Model, "o1-") {
+			req.MaxCompletionTokens = request.Opts.MaxTokens
+			req.Stream = false
+
+			// Make non-streaming API call
+			resp, err := client.CreateChatCompletion(ctx, req)
+			if err != nil {
+				rtn <- makeAIError(fmt.Errorf("error calling openai API: %v", err))
+				return
+			}
+
+			// Send header packet
+			headerPk := MakeOpenAIPacket()
+			headerPk.Model = resp.Model
+			headerPk.Created = resp.Created
+			rtn <- wshrpc.RespOrErrorUnion[wshrpc.OpenAIPacketType]{Response: *headerPk}
+
+			// Send content packet(s)
+			for i, choice := range resp.Choices {
+				pk := MakeOpenAIPacket()
+				pk.Index = i
+				pk.Text = choice.Message.Content
+				pk.FinishReason = string(choice.FinishReason)
+				rtn <- wshrpc.RespOrErrorUnion[wshrpc.OpenAIPacketType]{Response: *pk}
+			}
+			return
+		}
+
+		// Original streaming implementation for non-o1 models
+		req.Stream = true
+		req.MaxTokens = request.Opts.MaxTokens
 		if request.Opts.MaxChoices > 1 {
 			req.N = request.Opts.MaxChoices
 		}
+
 		apiResp, err := client.CreateChatCompletionStream(ctx, req)
 		if err != nil {
 			rtn <- makeAIError(fmt.Errorf("error calling openai API: %v", err))

pkg/waveai/waveai.go

@@ -15,6 +15,7 @@ const OpenAIPacketStr = "openai"
 const OpenAICloudReqStr = "openai-cloudreq"
 const PacketEOFStr = "EOF"
 const DefaultAzureAPIVersion = "2023-05-15"
+const ApiType_Anthropic = "anthropic"
 
 type OpenAICmdInfoPacketOutputType struct {
 	Model        string `json:"model,omitempty"`
@@ -62,7 +63,7 @@ func makeAIError(err error) wshrpc.RespOrErrorUnion[wshrpc.OpenAIPacketType] {
 }
 
 func RunAICommand(ctx context.Context, request wshrpc.OpenAiStreamRequest) chan wshrpc.RespOrErrorUnion[wshrpc.OpenAIPacketType] {
-	if request.Opts.APIType == "anthropic" {
+	if request.Opts.APIType == ApiType_Anthropic {
 		endpoint := request.Opts.BaseURL
 		if endpoint == "" {
 			endpoint = "default"