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feat: add database tables and API routes for agentic chat feature#17570
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f762a76 Initial chat schema
kylecarbsdd506e6 And we have chat!
kylecarbsd848a94 Add more MCP stuff
kylecarbs1134736 Add tools
kylecarbs6a583e0 Add tool invocation stories stuff
kylecarbs725d738 Add more tools
kylecarbs9068d8b Improve chat
kylecarbs10b534c chore: make gen, fmt, lint
johnstcn3faa0b4 site: remove chat-related changes for separate PR
johnstcn7a5c2d2 coderd/rbac: update chat rbac
johnstcnd3f1cf4 coderd/database: only generate ID at database side, order messages by…
johnstcnd9aab39 fix(coderd/database): fix down migration and add fixture
johnstcn8071f9c chore: add experiment agentic-chat, add tests for chat API routes
johnstcn40c3d5e chore: update kylecarbs/aisdk-go to v0.0.8
johnstcn3cf8f60 fix(coderd/ai): support overriding base URL for OpenAI provider, requ…
johnstcnccefabe fix(coderd): avoid serializing null message content in postChatMessages
johnstcn05fa48d fix(coderd): chat: avoid panic if no messages are accumulated
johnstcn8481ad5 fix(coderd): chat: do not pass tools to model for generating chat title
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89 changes: 89 additions & 0 deletionscli/server.go
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3 changes: 3 additions & 0 deletionscli/testdata/server-config.yaml.golden
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167 changes: 167 additions & 0 deletionscoderd/ai/ai.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,167 @@ | ||
| package ai | ||
| import ( | ||
| "context" | ||
| "github.com/anthropics/anthropic-sdk-go" | ||
| anthropicoption "github.com/anthropics/anthropic-sdk-go/option" | ||
| "github.com/kylecarbs/aisdk-go" | ||
| "github.com/openai/openai-go" | ||
| openaioption "github.com/openai/openai-go/option" | ||
| "golang.org/x/xerrors" | ||
| "google.golang.org/genai" | ||
| "github.com/coder/coder/v2/codersdk" | ||
| ) | ||
| type LanguageModel struct { | ||
| codersdk.LanguageModel | ||
| StreamFunc StreamFunc | ||
| } | ||
| type StreamOptions struct { | ||
| SystemPrompt string | ||
| Model string | ||
| Messages []aisdk.Message | ||
| Thinking bool | ||
| Tools []aisdk.Tool | ||
| } | ||
| type StreamFunc func(ctx context.Context, options StreamOptions) (aisdk.DataStream, error) | ||
| // LanguageModels is a map of language model ID to language model. | ||
| type LanguageModels map[string]LanguageModel | ||
| func ModelsFromConfig(ctx context.Context, configs []codersdk.AIProviderConfig) (LanguageModels, error) { | ||
| models := make(LanguageModels) | ||
| for _, config := range configs { | ||
| var streamFunc StreamFunc | ||
| switch config.Type { | ||
| case "openai": | ||
| opts := []openaioption.RequestOption{ | ||
| openaioption.WithAPIKey(config.APIKey), | ||
| } | ||
| if config.BaseURL != "" { | ||
| opts = append(opts, openaioption.WithBaseURL(config.BaseURL)) | ||
| } | ||
| client := openai.NewClient(opts...) | ||
| streamFunc = func(ctx context.Context, options StreamOptions) (aisdk.DataStream, error) { | ||
| openaiMessages, err := aisdk.MessagesToOpenAI(options.Messages) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| tools := aisdk.ToolsToOpenAI(options.Tools) | ||
| if options.SystemPrompt != "" { | ||
| openaiMessages = append([]openai.ChatCompletionMessageParamUnion{ | ||
| openai.SystemMessage(options.SystemPrompt), | ||
| }, openaiMessages...) | ||
| } | ||
| return aisdk.OpenAIToDataStream(client.Chat.Completions.NewStreaming(ctx, openai.ChatCompletionNewParams{ | ||
| Messages: openaiMessages, | ||
| Model: options.Model, | ||
| Tools: tools, | ||
| MaxTokens: openai.Int(8192), | ||
| })), nil | ||
| } | ||
| if config.Models == nil { | ||
| models, err := client.Models.List(ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| config.Models = make([]string, len(models.Data)) | ||
| for i, model := range models.Data { | ||
| config.Models[i] = model.ID | ||
| } | ||
| } | ||
| case "anthropic": | ||
| client := anthropic.NewClient(anthropicoption.WithAPIKey(config.APIKey)) | ||
| streamFunc = func(ctx context.Context, options StreamOptions) (aisdk.DataStream, error) { | ||
| anthropicMessages, systemMessage, err := aisdk.MessagesToAnthropic(options.Messages) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if options.SystemPrompt != "" { | ||
| systemMessage = []anthropic.TextBlockParam{ | ||
| *anthropic.NewTextBlock(options.SystemPrompt).OfRequestTextBlock, | ||
| } | ||
| } | ||
| return aisdk.AnthropicToDataStream(client.Messages.NewStreaming(ctx, anthropic.MessageNewParams{ | ||
| Messages: anthropicMessages, | ||
| Model: options.Model, | ||
| System: systemMessage, | ||
| Tools: aisdk.ToolsToAnthropic(options.Tools), | ||
| MaxTokens: 8192, | ||
| })), nil | ||
| } | ||
| if config.Models == nil { | ||
| models, err := client.Models.List(ctx, anthropic.ModelListParams{}) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| config.Models = make([]string, len(models.Data)) | ||
| for i, model := range models.Data { | ||
| config.Models[i] = model.ID | ||
| } | ||
| } | ||
| case "google": | ||
| client, err := genai.NewClient(ctx, &genai.ClientConfig{ | ||
| APIKey: config.APIKey, | ||
| Backend: genai.BackendGeminiAPI, | ||
| }) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| streamFunc = func(ctx context.Context, options StreamOptions) (aisdk.DataStream, error) { | ||
| googleMessages, err := aisdk.MessagesToGoogle(options.Messages) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| tools, err := aisdk.ToolsToGoogle(options.Tools) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| var systemInstruction *genai.Content | ||
| if options.SystemPrompt != "" { | ||
| systemInstruction = &genai.Content{ | ||
| Parts: []*genai.Part{ | ||
| genai.NewPartFromText(options.SystemPrompt), | ||
| }, | ||
| Role: "model", | ||
| } | ||
| } | ||
| return aisdk.GoogleToDataStream(client.Models.GenerateContentStream(ctx, options.Model, googleMessages, &genai.GenerateContentConfig{ | ||
| SystemInstruction: systemInstruction, | ||
| Tools: tools, | ||
| })), nil | ||
| } | ||
| if config.Models == nil { | ||
| models, err := client.Models.List(ctx, &genai.ListModelsConfig{}) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| config.Models = make([]string, len(models.Items)) | ||
| for i, model := range models.Items { | ||
| config.Models[i] = model.Name | ||
| } | ||
| } | ||
| default: | ||
| return nil, xerrors.Errorf("unsupported model type: %s", config.Type) | ||
| } | ||
| for _, model := range config.Models { | ||
| models[model] = LanguageModel{ | ||
| LanguageModel: codersdk.LanguageModel{ | ||
| ID: model, | ||
| DisplayName: model, | ||
| Provider: config.Type, | ||
| }, | ||
| StreamFunc: streamFunc, | ||
| } | ||
| } | ||
| } | ||
| return models, nil | ||
| } |
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