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feat: add claude backend #1297

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feat: add claude backend #1297

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906b4b2
Add Anthropic Claude backend support
tssurya Nov 3, 2024
fcc1802
Vendor in github.com/liushuangls/go-anthropic/v2
tssurya Nov 3, 2024
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Add Anthropic Claude backend support 
Signed-off-by: Surya Seetharaman <[email protected]>
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@tssurya
tssurya committed Nov 3, 2024
commit 906b4b20c20d58f0543a7a4b6bc7b64c5065dfaa
57 changes: 57 additions & 0 deletions pkg/ai/anthropic.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,57 @@
package ai

import (
"context"
"errors"

"github.com/liushuangls/go-anthropic/v2"
"k8s.io/utils/ptr"
)

const anthropicClientName = "claude"

type ClaudeClient struct {
client *anthropic.Client
model string
temperature float32
topP float32
topK int32
maxTokens int
}

func (c *ClaudeClient) Configure(config IAIConfig) error {
token := config.GetPassword()

client := anthropic.NewClient(token)
if client == nil {
return errors.New("error creating OpenAI client")
}
c.client = client
c.model = config.GetModel()
c.temperature = config.GetTemperature()
c.topP = config.GetTopP()
c.maxTokens = 2048
return nil
}

func (c *ClaudeClient) GetCompletion(ctx context.Context, prompt string) (string, error) {
// Create a completion request
resp, err := c.client.CreateMessages(ctx, anthropic.MessagesRequest{
Model: anthropic.ModelClaude3Dot5Sonnet20241022,
Messages: []anthropic.Message{
anthropic.NewUserTextMessage(prompt),
},
Temperature: ptr.To(c.temperature),
TopP: ptr.To(c.topP),
TopK: ptr.To[int](int(c.topK)),
MaxTokens: maxToken,
})
if err != nil {
return "", err
}
return resp.Content[0].GetText(), nil
}

func (c *ClaudeClient) GetName() string {
return anthropicClientName
}