chore(deps): update cohere client implementation to v2 (#1062)

* chore(deps): update cohere client implementation to v2 and to use chat endpoint

Signed-off-by: Miguel Varela Ramos <miguel@cohere.ai>

* chore: remove renovate rule for cohere-go

Signed-off-by: Miguel Varela Ramos <miguel@cohere.ai>

* style: remove unused attribute

Signed-off-by: Miguel Varela Ramos <miguel@cohere.ai>

* fix: go mod

Signed-off-by: Miguel Varela Ramos <miguel@cohere.ai>

---------

Signed-off-by: Miguel Varela Ramos <miguel@cohere.ai>
Signed-off-by: Miguel Varela Ramos <miguelvramos92@gmail.com>
Co-authored-by: Alex Jones <alexsimonjones@gmail.com>

go.mod

@@ -32,7 +32,7 @@ require (
 	github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.5.1
 	github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v1.3.1
 	github.com/aws/aws-sdk-go v1.51.21
-	github.com/cohere-ai/cohere-go v0.2.0
+	github.com/cohere-ai/cohere-go/v2 v2.7.1
 	github.com/google/generative-ai-go v0.10.0
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1
 	github.com/hupe1980/go-huggingface v0.0.15
@@ -62,11 +62,9 @@ require (
 	github.com/Microsoft/hcsshim v0.11.4 // indirect
 	github.com/alecthomas/units v0.0.0-20231202071711-9a357b53e9c9 // indirect
 	github.com/anchore/go-struct-converter v0.0.0-20230627203149-c72ef8859ca9 // indirect
-	github.com/cohere-ai/tokenizer v1.1.1 // indirect
 	github.com/containerd/console v1.0.3 // indirect
 	github.com/containerd/log v0.1.0 // indirect
 	github.com/distribution/reference v0.5.0 // indirect
-	github.com/dlclark/regexp2 v1.10.0 // indirect
 	github.com/evanphx/json-patch/v5 v5.7.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/go-kit/log v0.2.1 // indirect

go.sum

@@ -1379,10 +1379,8 @@ github.com/cncf/xds/go v0.0.0-20230607035331-e9ce68804cb4/go.mod h1:eXthEFrGJvWH
 github.com/cncf/xds/go v0.0.0-20231109132714-523115ebc101/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/cncf/xds/go v0.0.0-20231128003011-0fa0005c9caa h1:jQCWAUqqlij9Pgj2i/PB79y4KOPYVyFYdROxgaCwdTQ=
 github.com/cncf/xds/go v0.0.0-20231128003011-0fa0005c9caa/go.mod h1:x/1Gn8zydmfq8dk6e9PdstVsDgu9RuyIIJqAaF//0IM=
-github.com/cohere-ai/cohere-go v0.2.0 h1:Gljkn8LTtsAPy79ks1AVmZH9Av4kuQuXEgzEJ/1Ea34=
+github.com/cohere-ai/cohere-go/v2 v2.7.1 h1:w2osOaSXZLGmmLuIAIR3hepaJENZSLrpU9VSh8rPJ2s=
-github.com/cohere-ai/cohere-go v0.2.0/go.mod h1:DFcCu5rwro4wAlluIXY9l17NLGiVBGb2bRio46RXBm8=
+github.com/cohere-ai/cohere-go/v2 v2.7.1/go.mod h1:dlDCT66i8BqZDuuskFvYzsrc+O0M4l5J9Ibckoflvt4=
-github.com/cohere-ai/tokenizer v1.1.1 h1:wCtmCj07O82TMrIiA/CORhIlEYsvMMM8ey+sUdEapHc=
-github.com/cohere-ai/tokenizer v1.1.1/go.mod h1:9MNFPd9j1fuiEK3ua2HSCUxxcrfGMlSqpa93livg/C0=
 github.com/containerd/cgroups v1.1.0 h1:v8rEWFl6EoqHB+swVNjVoCJE8o3jX7e8nqBGPLaDFBM=
 github.com/containerd/cgroups v1.1.0/go.mod h1:6ppBcbh/NOOUU+dMKrykgaBnK9lCIBxHqJDGwsa1mIw=
 github.com/containerd/console v1.0.3 h1:lIr7SlA5PxZyMV30bDW0MGbiOPXwc63yRuCP0ARubLw=

pkg/ai/cohere.go

@@ -17,7 +17,9 @@ import (
 	"context"
 	"errors"
 
-	"github.com/cohere-ai/cohere-go"
+	api "github.com/cohere-ai/cohere-go/v2"
+	cohere "github.com/cohere-ai/cohere-go/v2/client"
+	"github.com/cohere-ai/cohere-go/v2/option"
 )
 
 const cohereAIClientName = "cohere"
@@ -28,45 +30,49 @@ type CohereClient struct {
 	client      *cohere.Client
 	model       string
 	temperature float32
+	maxTokens   int
 }
 
 func (c *CohereClient) Configure(config IAIConfig) error {
 	token := config.GetPassword()
 
-	client, err := cohere.CreateClient(token)
+	opts := []option.RequestOption{
-	if err != nil {
+		cohere.WithToken(token),
-		return err
 	}
 
 	baseURL := config.GetBaseURL()
 	if baseURL != "" {
-		client.BaseURL = baseURL
+		opts = append(opts, cohere.WithBaseURL(baseURL))
 	}
 
+	client := cohere.NewClient(opts...)
 	if client == nil {
 		return errors.New("error creating Cohere client")
 	}
+
 	c.client = client
 	c.model = config.GetModel()
 	c.temperature = config.GetTemperature()
+	c.maxTokens = config.GetMaxTokens()
+
 	return nil
 }
 
-func (c *CohereClient) GetCompletion(_ context.Context, prompt string) (string, error) {
+func (c *CohereClient) GetCompletion(ctx context.Context, prompt string) (string, error) {
 	// Create a completion request
-	resp, err := c.client.Generate(cohere.GenerateOptions{
+	response, err := c.client.Chat(ctx, &api.ChatRequest{
-		Model:             c.model,
+		Message:      prompt,
-		Prompt:            prompt,
+		Model:        &c.model,
-		MaxTokens:         cohere.Uint(2048),
+		K:            api.Int(0),
-		Temperature:       cohere.Float64(float64(c.temperature)),
+		Preamble:     api.String(""),
-		K:                 cohere.Int(0),
+		Temperature:  api.Float64(float64(c.temperature)),
-		StopSequences:     []string{},
+		RawPrompting: api.Bool(false),
-		ReturnLikelihoods: "NONE",
+		MaxTokens:    api.Int(c.maxTokens),
 	})
 	if err != nil {
 		return "", err
 	}
-	return resp.Generations[0].Text, nil
+	return response.Text, nil
 }
 
 func (c *CohereClient) GetName() string {

renovate.json

@@ -37,11 +37,6 @@
       "enabled": true,
       "groupName": "golang-group"
     },
-    {
-      "description": "Exclude retracted cohere-go versions: https://github.com/renovatebot/renovate/issues/13012",
-      "matchPackageNames": ["github.com/cohere-ai/cohere-go"],
-      "allowedVersions": "<1"
-    },
     {
       "matchUpdateTypes": ["minor", "patch"],
       "matchCurrentVersion": "!/^0/",