cloud.rs

  1use anthropic::AnthropicError;
  2use anyhow::{anyhow, Result};
  3use client::{
  4    zed_urls, Client, PerformCompletionParams, UserStore, EXPIRED_LLM_TOKEN_HEADER_NAME,
  5    MAX_LLM_MONTHLY_SPEND_REACHED_HEADER_NAME,
  6};
  7use collections::BTreeMap;
  8use feature_flags::{FeatureFlagAppExt, LlmClosedBeta, ZedPro};
  9use futures::{
 10    future::BoxFuture, stream::BoxStream, AsyncBufReadExt, FutureExt, Stream, StreamExt,
 11    TryStreamExt as _,
 12};
 13use gpui::{AnyElement, AnyView, App, AsyncApp, Context, Entity, Subscription, Task};
 14use http_client::{AsyncBody, HttpClient, Method, Response, StatusCode};
 15use language_model::{
 16    AuthenticateError, CloudModel, LanguageModel, LanguageModelCacheConfiguration, LanguageModelId,
 17    LanguageModelName, LanguageModelProviderId, LanguageModelProviderName,
 18    LanguageModelProviderState, LanguageModelProviderTosView, LanguageModelRequest, RateLimiter,
 19    ZED_CLOUD_PROVIDER_ID,
 20};
 21use language_model::{
 22    LanguageModelAvailability, LanguageModelCompletionEvent, LanguageModelProvider, LlmApiToken,
 23    MaxMonthlySpendReachedError, PaymentRequiredError, RefreshLlmTokenListener,
 24};
 25use schemars::JsonSchema;
 26use serde::{de::DeserializeOwned, Deserialize, Serialize};
 27use serde_json::value::RawValue;
 28use settings::{Settings, SettingsStore};
 29use smol::io::{AsyncReadExt, BufReader};
 30use std::{
 31    future,
 32    sync::{Arc, LazyLock},
 33};
 34use strum::IntoEnumIterator;
 35use ui::{prelude::*, TintColor};
 36
 37use crate::provider::anthropic::{
 38    count_anthropic_tokens, into_anthropic, map_to_language_model_completion_events,
 39};
 40use crate::provider::google::into_google;
 41use crate::provider::open_ai::{count_open_ai_tokens, into_open_ai};
 42use crate::AllLanguageModelSettings;
 43
 44pub const PROVIDER_NAME: &str = "Zed";
 45
 46const ZED_CLOUD_PROVIDER_ADDITIONAL_MODELS_JSON: Option<&str> =
 47    option_env!("ZED_CLOUD_PROVIDER_ADDITIONAL_MODELS_JSON");
 48
 49fn zed_cloud_provider_additional_models() -> &'static [AvailableModel] {
 50    static ADDITIONAL_MODELS: LazyLock<Vec<AvailableModel>> = LazyLock::new(|| {
 51        ZED_CLOUD_PROVIDER_ADDITIONAL_MODELS_JSON
 52            .map(|json| serde_json::from_str(json).unwrap())
 53            .unwrap_or_default()
 54    });
 55    ADDITIONAL_MODELS.as_slice()
 56}
 57
 58#[derive(Default, Clone, Debug, PartialEq)]
 59pub struct ZedDotDevSettings {
 60    pub available_models: Vec<AvailableModel>,
 61}
 62
 63#[derive(Clone, Debug, PartialEq, Serialize, Deserialize, JsonSchema)]
 64#[serde(rename_all = "lowercase")]
 65pub enum AvailableProvider {
 66    Anthropic,
 67    OpenAi,
 68    Google,
 69}
 70
 71#[derive(Clone, Debug, PartialEq, Serialize, Deserialize, JsonSchema)]
 72pub struct AvailableModel {
 73    /// The provider of the language model.
 74    pub provider: AvailableProvider,
 75    /// The model's name in the provider's API. e.g. claude-3-5-sonnet-20240620
 76    pub name: String,
 77    /// The name displayed in the UI, such as in the assistant panel model dropdown menu.
 78    pub display_name: Option<String>,
 79    /// The size of the context window, indicating the maximum number of tokens the model can process.
 80    pub max_tokens: usize,
 81    /// The maximum number of output tokens allowed by the model.
 82    pub max_output_tokens: Option<u32>,
 83    /// The maximum number of completion tokens allowed by the model (o1-* only)
 84    pub max_completion_tokens: Option<u32>,
 85    /// Override this model with a different Anthropic model for tool calls.
 86    pub tool_override: Option<String>,
 87    /// Indicates whether this custom model supports caching.
 88    pub cache_configuration: Option<LanguageModelCacheConfiguration>,
 89    /// The default temperature to use for this model.
 90    pub default_temperature: Option<f32>,
 91    /// Any extra beta headers to provide when using the model.
 92    #[serde(default)]
 93    pub extra_beta_headers: Vec<String>,
 94}
 95
 96pub struct CloudLanguageModelProvider {
 97    client: Arc<Client>,
 98    state: gpui::Entity<State>,
 99    _maintain_client_status: Task<()>,
100}
101
102pub struct State {
103    client: Arc<Client>,
104    llm_api_token: LlmApiToken,
105    user_store: Entity<UserStore>,
106    status: client::Status,
107    accept_terms: Option<Task<Result<()>>>,
108    _settings_subscription: Subscription,
109    _llm_token_subscription: Subscription,
110}
111
112impl State {
113    fn new(
114        client: Arc<Client>,
115        user_store: Entity<UserStore>,
116        status: client::Status,
117        cx: &mut Context<Self>,
118    ) -> Self {
119        let refresh_llm_token_listener = RefreshLlmTokenListener::global(cx);
120
121        Self {
122            client: client.clone(),
123            llm_api_token: LlmApiToken::default(),
124            user_store,
125            status,
126            accept_terms: None,
127            _settings_subscription: cx.observe_global::<SettingsStore>(|_, cx| {
128                cx.notify();
129            }),
130            _llm_token_subscription: cx.subscribe(
131                &refresh_llm_token_listener,
132                |this, _listener, _event, cx| {
133                    let client = this.client.clone();
134                    let llm_api_token = this.llm_api_token.clone();
135                    cx.spawn(|_this, _cx| async move {
136                        llm_api_token.refresh(&client).await?;
137                        anyhow::Ok(())
138                    })
139                    .detach_and_log_err(cx);
140                },
141            ),
142        }
143    }
144
145    fn is_signed_out(&self) -> bool {
146        self.status.is_signed_out()
147    }
148
149    fn authenticate(&self, cx: &mut Context<Self>) -> Task<Result<()>> {
150        let client = self.client.clone();
151        cx.spawn(move |this, mut cx| async move {
152            client.authenticate_and_connect(true, &cx).await?;
153            this.update(&mut cx, |_, cx| cx.notify())
154        })
155    }
156
157    fn has_accepted_terms_of_service(&self, cx: &App) -> bool {
158        self.user_store
159            .read(cx)
160            .current_user_has_accepted_terms()
161            .unwrap_or(false)
162    }
163
164    fn accept_terms_of_service(&mut self, cx: &mut Context<Self>) {
165        let user_store = self.user_store.clone();
166        self.accept_terms = Some(cx.spawn(move |this, mut cx| async move {
167            let _ = user_store
168                .update(&mut cx, |store, cx| store.accept_terms_of_service(cx))?
169                .await;
170            this.update(&mut cx, |this, cx| {
171                this.accept_terms = None;
172                cx.notify()
173            })
174        }));
175    }
176}
177
178impl CloudLanguageModelProvider {
179    pub fn new(user_store: Entity<UserStore>, client: Arc<Client>, cx: &mut App) -> Self {
180        let mut status_rx = client.status();
181        let status = *status_rx.borrow();
182
183        let state = cx.new(|cx| State::new(client.clone(), user_store.clone(), status, cx));
184
185        let state_ref = state.downgrade();
186        let maintain_client_status = cx.spawn(|mut cx| async move {
187            while let Some(status) = status_rx.next().await {
188                if let Some(this) = state_ref.upgrade() {
189                    _ = this.update(&mut cx, |this, cx| {
190                        if this.status != status {
191                            this.status = status;
192                            cx.notify();
193                        }
194                    });
195                } else {
196                    break;
197                }
198            }
199        });
200
201        Self {
202            client,
203            state: state.clone(),
204            _maintain_client_status: maintain_client_status,
205        }
206    }
207}
208
209impl LanguageModelProviderState for CloudLanguageModelProvider {
210    type ObservableEntity = State;
211
212    fn observable_entity(&self) -> Option<gpui::Entity<Self::ObservableEntity>> {
213        Some(self.state.clone())
214    }
215}
216
217impl LanguageModelProvider for CloudLanguageModelProvider {
218    fn id(&self) -> LanguageModelProviderId {
219        LanguageModelProviderId(ZED_CLOUD_PROVIDER_ID.into())
220    }
221
222    fn name(&self) -> LanguageModelProviderName {
223        LanguageModelProviderName(PROVIDER_NAME.into())
224    }
225
226    fn icon(&self) -> IconName {
227        IconName::AiZed
228    }
229
230    fn default_model(&self, cx: &App) -> Option<Arc<dyn LanguageModel>> {
231        let llm_api_token = self.state.read(cx).llm_api_token.clone();
232        let model = CloudModel::Anthropic(anthropic::Model::default());
233        Some(Arc::new(CloudLanguageModel {
234            id: LanguageModelId::from(model.id().to_string()),
235            model,
236            llm_api_token: llm_api_token.clone(),
237            client: self.client.clone(),
238            request_limiter: RateLimiter::new(4),
239        }))
240    }
241
242    fn provided_models(&self, cx: &App) -> Vec<Arc<dyn LanguageModel>> {
243        let mut models = BTreeMap::default();
244
245        if cx.is_staff() {
246            for model in anthropic::Model::iter() {
247                if !matches!(model, anthropic::Model::Custom { .. }) {
248                    models.insert(model.id().to_string(), CloudModel::Anthropic(model));
249                }
250            }
251            for model in open_ai::Model::iter() {
252                if !matches!(model, open_ai::Model::Custom { .. }) {
253                    models.insert(model.id().to_string(), CloudModel::OpenAi(model));
254                }
255            }
256            for model in google_ai::Model::iter() {
257                if !matches!(model, google_ai::Model::Custom { .. }) {
258                    models.insert(model.id().to_string(), CloudModel::Google(model));
259                }
260            }
261        } else {
262            models.insert(
263                anthropic::Model::Claude3_5Sonnet.id().to_string(),
264                CloudModel::Anthropic(anthropic::Model::Claude3_5Sonnet),
265            );
266            models.insert(
267                anthropic::Model::Claude3_7Sonnet.id().to_string(),
268                CloudModel::Anthropic(anthropic::Model::Claude3_7Sonnet),
269            );
270        }
271
272        let llm_closed_beta_models = if cx.has_flag::<LlmClosedBeta>() {
273            zed_cloud_provider_additional_models()
274        } else {
275            &[]
276        };
277
278        // Override with available models from settings
279        for model in AllLanguageModelSettings::get_global(cx)
280            .zed_dot_dev
281            .available_models
282            .iter()
283            .chain(llm_closed_beta_models)
284            .cloned()
285        {
286            let model = match model.provider {
287                AvailableProvider::Anthropic => CloudModel::Anthropic(anthropic::Model::Custom {
288                    name: model.name.clone(),
289                    display_name: model.display_name.clone(),
290                    max_tokens: model.max_tokens,
291                    tool_override: model.tool_override.clone(),
292                    cache_configuration: model.cache_configuration.as_ref().map(|config| {
293                        anthropic::AnthropicModelCacheConfiguration {
294                            max_cache_anchors: config.max_cache_anchors,
295                            should_speculate: config.should_speculate,
296                            min_total_token: config.min_total_token,
297                        }
298                    }),
299                    default_temperature: model.default_temperature,
300                    max_output_tokens: model.max_output_tokens,
301                    extra_beta_headers: model.extra_beta_headers.clone(),
302                }),
303                AvailableProvider::OpenAi => CloudModel::OpenAi(open_ai::Model::Custom {
304                    name: model.name.clone(),
305                    display_name: model.display_name.clone(),
306                    max_tokens: model.max_tokens,
307                    max_output_tokens: model.max_output_tokens,
308                    max_completion_tokens: model.max_completion_tokens,
309                }),
310                AvailableProvider::Google => CloudModel::Google(google_ai::Model::Custom {
311                    name: model.name.clone(),
312                    display_name: model.display_name.clone(),
313                    max_tokens: model.max_tokens,
314                }),
315            };
316            models.insert(model.id().to_string(), model.clone());
317        }
318
319        let llm_api_token = self.state.read(cx).llm_api_token.clone();
320        models
321            .into_values()
322            .map(|model| {
323                Arc::new(CloudLanguageModel {
324                    id: LanguageModelId::from(model.id().to_string()),
325                    model,
326                    llm_api_token: llm_api_token.clone(),
327                    client: self.client.clone(),
328                    request_limiter: RateLimiter::new(4),
329                }) as Arc<dyn LanguageModel>
330            })
331            .collect()
332    }
333
334    fn is_authenticated(&self, cx: &App) -> bool {
335        !self.state.read(cx).is_signed_out()
336    }
337
338    fn authenticate(&self, _cx: &mut App) -> Task<Result<(), AuthenticateError>> {
339        Task::ready(Ok(()))
340    }
341
342    fn configuration_view(&self, _: &mut Window, cx: &mut App) -> AnyView {
343        cx.new(|_| ConfigurationView {
344            state: self.state.clone(),
345        })
346        .into()
347    }
348
349    fn must_accept_terms(&self, cx: &App) -> bool {
350        !self.state.read(cx).has_accepted_terms_of_service(cx)
351    }
352
353    fn render_accept_terms(
354        &self,
355        view: LanguageModelProviderTosView,
356        cx: &mut App,
357    ) -> Option<AnyElement> {
358        render_accept_terms(self.state.clone(), view, cx)
359    }
360
361    fn reset_credentials(&self, _cx: &mut App) -> Task<Result<()>> {
362        Task::ready(Ok(()))
363    }
364}
365
366fn render_accept_terms(
367    state: Entity<State>,
368    view_kind: LanguageModelProviderTosView,
369    cx: &mut App,
370) -> Option<AnyElement> {
371    if state.read(cx).has_accepted_terms_of_service(cx) {
372        return None;
373    }
374
375    let accept_terms_disabled = state.read(cx).accept_terms.is_some();
376
377    let terms_button = Button::new("terms_of_service", "Terms of Service")
378        .style(ButtonStyle::Subtle)
379        .icon(IconName::ArrowUpRight)
380        .icon_color(Color::Muted)
381        .icon_size(IconSize::XSmall)
382        .on_click(move |_, _window, cx| cx.open_url("https://zed.dev/terms-of-service"));
383
384    let text = "To start using Zed AI, please read and accept the";
385
386    let form = v_flex()
387        .w_full()
388        .gap_2()
389        .when(
390            view_kind == LanguageModelProviderTosView::ThreadEmptyState,
391            |form| form.items_center(),
392        )
393        .child(
394            h_flex()
395                .flex_wrap()
396                .when(
397                    view_kind == LanguageModelProviderTosView::ThreadEmptyState,
398                    |form| form.justify_center(),
399                )
400                .child(Label::new(text))
401                .child(terms_button),
402        )
403        .child({
404            let button_container = h_flex().w_full().child(
405                Button::new("accept_terms", "I accept the Terms of Service")
406                    .style(ButtonStyle::Tinted(TintColor::Accent))
407                    .disabled(accept_terms_disabled)
408                    .on_click({
409                        let state = state.downgrade();
410                        move |_, _window, cx| {
411                            state
412                                .update(cx, |state, cx| state.accept_terms_of_service(cx))
413                                .ok();
414                        }
415                    }),
416            );
417
418            match view_kind {
419                LanguageModelProviderTosView::ThreadEmptyState => button_container.justify_center(),
420                LanguageModelProviderTosView::PromptEditorPopup => button_container.justify_end(),
421                LanguageModelProviderTosView::Configuration => button_container.justify_start(),
422            }
423        });
424
425    Some(form.into_any())
426}
427
428pub struct CloudLanguageModel {
429    id: LanguageModelId,
430    model: CloudModel,
431    llm_api_token: LlmApiToken,
432    client: Arc<Client>,
433    request_limiter: RateLimiter,
434}
435
436impl CloudLanguageModel {
437    async fn perform_llm_completion(
438        client: Arc<Client>,
439        llm_api_token: LlmApiToken,
440        body: PerformCompletionParams,
441    ) -> Result<Response<AsyncBody>> {
442        let http_client = &client.http_client();
443
444        let mut token = llm_api_token.acquire(&client).await?;
445        let mut did_retry = false;
446
447        let response = loop {
448            let request_builder = http_client::Request::builder();
449            let request = request_builder
450                .method(Method::POST)
451                .uri(http_client.build_zed_llm_url("/completion", &[])?.as_ref())
452                .header("Content-Type", "application/json")
453                .header("Authorization", format!("Bearer {token}"))
454                .body(serde_json::to_string(&body)?.into())?;
455            let mut response = http_client.send(request).await?;
456            if response.status().is_success() {
457                break response;
458            } else if !did_retry
459                && response
460                    .headers()
461                    .get(EXPIRED_LLM_TOKEN_HEADER_NAME)
462                    .is_some()
463            {
464                did_retry = true;
465                token = llm_api_token.refresh(&client).await?;
466            } else if response.status() == StatusCode::FORBIDDEN
467                && response
468                    .headers()
469                    .get(MAX_LLM_MONTHLY_SPEND_REACHED_HEADER_NAME)
470                    .is_some()
471            {
472                break Err(anyhow!(MaxMonthlySpendReachedError))?;
473            } else if response.status() == StatusCode::PAYMENT_REQUIRED {
474                break Err(anyhow!(PaymentRequiredError))?;
475            } else {
476                let mut body = String::new();
477                response.body_mut().read_to_string(&mut body).await?;
478                break Err(anyhow!(
479                    "cloud language model completion failed with status {}: {body}",
480                    response.status()
481                ))?;
482            }
483        };
484
485        Ok(response)
486    }
487}
488
489impl LanguageModel for CloudLanguageModel {
490    fn id(&self) -> LanguageModelId {
491        self.id.clone()
492    }
493
494    fn name(&self) -> LanguageModelName {
495        LanguageModelName::from(self.model.display_name().to_string())
496    }
497
498    fn icon(&self) -> Option<IconName> {
499        self.model.icon()
500    }
501
502    fn provider_id(&self) -> LanguageModelProviderId {
503        LanguageModelProviderId(ZED_CLOUD_PROVIDER_ID.into())
504    }
505
506    fn provider_name(&self) -> LanguageModelProviderName {
507        LanguageModelProviderName(PROVIDER_NAME.into())
508    }
509
510    fn telemetry_id(&self) -> String {
511        format!("zed.dev/{}", self.model.id())
512    }
513
514    fn availability(&self) -> LanguageModelAvailability {
515        self.model.availability()
516    }
517
518    fn max_token_count(&self) -> usize {
519        self.model.max_token_count()
520    }
521
522    fn cache_configuration(&self) -> Option<LanguageModelCacheConfiguration> {
523        match &self.model {
524            CloudModel::Anthropic(model) => {
525                model
526                    .cache_configuration()
527                    .map(|cache| LanguageModelCacheConfiguration {
528                        max_cache_anchors: cache.max_cache_anchors,
529                        should_speculate: cache.should_speculate,
530                        min_total_token: cache.min_total_token,
531                    })
532            }
533            CloudModel::OpenAi(_) | CloudModel::Google(_) => None,
534        }
535    }
536
537    fn count_tokens(
538        &self,
539        request: LanguageModelRequest,
540        cx: &App,
541    ) -> BoxFuture<'static, Result<usize>> {
542        match self.model.clone() {
543            CloudModel::Anthropic(_) => count_anthropic_tokens(request, cx),
544            CloudModel::OpenAi(model) => count_open_ai_tokens(request, model, cx),
545            CloudModel::Google(model) => {
546                let client = self.client.clone();
547                let request = into_google(request, model.id().into());
548                let request = google_ai::CountTokensRequest {
549                    contents: request.contents,
550                };
551                async move {
552                    let request = serde_json::to_string(&request)?;
553                    let response = client
554                        .request(proto::CountLanguageModelTokens {
555                            provider: proto::LanguageModelProvider::Google as i32,
556                            request,
557                        })
558                        .await?;
559                    Ok(response.token_count as usize)
560                }
561                .boxed()
562            }
563        }
564    }
565
566    fn stream_completion(
567        &self,
568        request: LanguageModelRequest,
569        _cx: &AsyncApp,
570    ) -> BoxFuture<'static, Result<BoxStream<'static, Result<LanguageModelCompletionEvent>>>> {
571        match &self.model {
572            CloudModel::Anthropic(model) => {
573                let request = into_anthropic(
574                    request,
575                    model.id().into(),
576                    model.default_temperature(),
577                    model.max_output_tokens(),
578                );
579                let client = self.client.clone();
580                let llm_api_token = self.llm_api_token.clone();
581                let future = self.request_limiter.stream(async move {
582                    let response = Self::perform_llm_completion(
583                        client.clone(),
584                        llm_api_token,
585                        PerformCompletionParams {
586                            provider: client::LanguageModelProvider::Anthropic,
587                            model: request.model.clone(),
588                            provider_request: RawValue::from_string(serde_json::to_string(
589                                &request,
590                            )?)?,
591                        },
592                    )
593                    .await?;
594                    Ok(map_to_language_model_completion_events(Box::pin(
595                        response_lines(response).map_err(AnthropicError::Other),
596                    )))
597                });
598                async move { Ok(future.await?.boxed()) }.boxed()
599            }
600            CloudModel::OpenAi(model) => {
601                let client = self.client.clone();
602                let request = into_open_ai(request, model.id().into(), model.max_output_tokens());
603                let llm_api_token = self.llm_api_token.clone();
604                let future = self.request_limiter.stream(async move {
605                    let response = Self::perform_llm_completion(
606                        client.clone(),
607                        llm_api_token,
608                        PerformCompletionParams {
609                            provider: client::LanguageModelProvider::OpenAi,
610                            model: request.model.clone(),
611                            provider_request: RawValue::from_string(serde_json::to_string(
612                                &request,
613                            )?)?,
614                        },
615                    )
616                    .await?;
617                    Ok(open_ai::extract_text_from_events(response_lines(response)))
618                });
619                async move {
620                    Ok(future
621                        .await?
622                        .map(|result| result.map(LanguageModelCompletionEvent::Text))
623                        .boxed())
624                }
625                .boxed()
626            }
627            CloudModel::Google(model) => {
628                let client = self.client.clone();
629                let request = into_google(request, model.id().into());
630                let llm_api_token = self.llm_api_token.clone();
631                let future = self.request_limiter.stream(async move {
632                    let response = Self::perform_llm_completion(
633                        client.clone(),
634                        llm_api_token,
635                        PerformCompletionParams {
636                            provider: client::LanguageModelProvider::Google,
637                            model: request.model.clone(),
638                            provider_request: RawValue::from_string(serde_json::to_string(
639                                &request,
640                            )?)?,
641                        },
642                    )
643                    .await?;
644                    Ok(google_ai::extract_text_from_events(response_lines(
645                        response,
646                    )))
647                });
648                async move {
649                    Ok(future
650                        .await?
651                        .map(|result| result.map(LanguageModelCompletionEvent::Text))
652                        .boxed())
653                }
654                .boxed()
655            }
656        }
657    }
658
659    fn use_any_tool(
660        &self,
661        request: LanguageModelRequest,
662        tool_name: String,
663        tool_description: String,
664        input_schema: serde_json::Value,
665        _cx: &AsyncApp,
666    ) -> BoxFuture<'static, Result<BoxStream<'static, Result<String>>>> {
667        let client = self.client.clone();
668        let llm_api_token = self.llm_api_token.clone();
669
670        match &self.model {
671            CloudModel::Anthropic(model) => {
672                let mut request = into_anthropic(
673                    request,
674                    model.tool_model_id().into(),
675                    model.default_temperature(),
676                    model.max_output_tokens(),
677                );
678                request.tool_choice = Some(anthropic::ToolChoice::Tool {
679                    name: tool_name.clone(),
680                });
681                request.tools = vec![anthropic::Tool {
682                    name: tool_name.clone(),
683                    description: tool_description,
684                    input_schema,
685                }];
686
687                self.request_limiter
688                    .run(async move {
689                        let response = Self::perform_llm_completion(
690                            client.clone(),
691                            llm_api_token,
692                            PerformCompletionParams {
693                                provider: client::LanguageModelProvider::Anthropic,
694                                model: request.model.clone(),
695                                provider_request: RawValue::from_string(serde_json::to_string(
696                                    &request,
697                                )?)?,
698                            },
699                        )
700                        .await?;
701
702                        Ok(anthropic::extract_tool_args_from_events(
703                            tool_name,
704                            Box::pin(response_lines(response)),
705                        )
706                        .await?
707                        .boxed())
708                    })
709                    .boxed()
710            }
711            CloudModel::OpenAi(model) => {
712                let mut request =
713                    into_open_ai(request, model.id().into(), model.max_output_tokens());
714                request.tool_choice = Some(open_ai::ToolChoice::Other(
715                    open_ai::ToolDefinition::Function {
716                        function: open_ai::FunctionDefinition {
717                            name: tool_name.clone(),
718                            description: None,
719                            parameters: None,
720                        },
721                    },
722                ));
723                request.tools = vec![open_ai::ToolDefinition::Function {
724                    function: open_ai::FunctionDefinition {
725                        name: tool_name.clone(),
726                        description: Some(tool_description),
727                        parameters: Some(input_schema),
728                    },
729                }];
730
731                self.request_limiter
732                    .run(async move {
733                        let response = Self::perform_llm_completion(
734                            client.clone(),
735                            llm_api_token,
736                            PerformCompletionParams {
737                                provider: client::LanguageModelProvider::OpenAi,
738                                model: request.model.clone(),
739                                provider_request: RawValue::from_string(serde_json::to_string(
740                                    &request,
741                                )?)?,
742                            },
743                        )
744                        .await?;
745
746                        Ok(open_ai::extract_tool_args_from_events(
747                            tool_name,
748                            Box::pin(response_lines(response)),
749                        )
750                        .await?
751                        .boxed())
752                    })
753                    .boxed()
754            }
755            CloudModel::Google(_) => {
756                future::ready(Err(anyhow!("tool use not implemented for Google AI"))).boxed()
757            }
758        }
759    }
760}
761
762fn response_lines<T: DeserializeOwned>(
763    response: Response<AsyncBody>,
764) -> impl Stream<Item = Result<T>> {
765    futures::stream::try_unfold(
766        (String::new(), BufReader::new(response.into_body())),
767        move |(mut line, mut body)| async {
768            match body.read_line(&mut line).await {
769                Ok(0) => Ok(None),
770                Ok(_) => {
771                    let event: T = serde_json::from_str(&line)?;
772                    line.clear();
773                    Ok(Some((event, (line, body))))
774                }
775                Err(e) => Err(e.into()),
776            }
777        },
778    )
779}
780
781struct ConfigurationView {
782    state: gpui::Entity<State>,
783}
784
785impl ConfigurationView {
786    fn authenticate(&mut self, cx: &mut Context<Self>) {
787        self.state.update(cx, |state, cx| {
788            state.authenticate(cx).detach_and_log_err(cx);
789        });
790        cx.notify();
791    }
792}
793
794impl Render for ConfigurationView {
795    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
796        const ZED_AI_URL: &str = "https://zed.dev/ai";
797
798        let is_connected = !self.state.read(cx).is_signed_out();
799        let plan = self.state.read(cx).user_store.read(cx).current_plan();
800        let has_accepted_terms = self.state.read(cx).has_accepted_terms_of_service(cx);
801
802        let is_pro = plan == Some(proto::Plan::ZedPro);
803        let subscription_text = Label::new(if is_pro {
804            "You have full access to Zed's hosted LLMs, which include models from Anthropic, OpenAI, and Google. They come with faster speeds and higher limits through Zed Pro."
805        } else {
806            "You have basic access to models from Anthropic through the Zed AI Free plan."
807        });
808        let manage_subscription_button = if is_pro {
809            Some(
810                h_flex().child(
811                    Button::new("manage_settings", "Manage Subscription")
812                        .style(ButtonStyle::Tinted(TintColor::Accent))
813                        .on_click(
814                            cx.listener(|_, _, _, cx| cx.open_url(&zed_urls::account_url(cx))),
815                        ),
816                ),
817            )
818        } else if cx.has_flag::<ZedPro>() {
819            Some(
820                h_flex()
821                    .gap_2()
822                    .child(
823                        Button::new("learn_more", "Learn more")
824                            .style(ButtonStyle::Subtle)
825                            .on_click(cx.listener(|_, _, _, cx| cx.open_url(ZED_AI_URL))),
826                    )
827                    .child(
828                        Button::new("upgrade", "Upgrade")
829                            .style(ButtonStyle::Subtle)
830                            .color(Color::Accent)
831                            .on_click(
832                                cx.listener(|_, _, _, cx| cx.open_url(&zed_urls::account_url(cx))),
833                            ),
834                    ),
835            )
836        } else {
837            None
838        };
839
840        if is_connected {
841            v_flex()
842                .gap_3()
843                .w_full()
844                .children(render_accept_terms(
845                    self.state.clone(),
846                    LanguageModelProviderTosView::Configuration,
847                    cx,
848                ))
849                .when(has_accepted_terms, |this| {
850                    this.child(subscription_text)
851                        .children(manage_subscription_button)
852                })
853        } else {
854            v_flex()
855                .gap_2()
856                .child(Label::new("Use Zed AI to access hosted language models."))
857                .child(
858                    Button::new("sign_in", "Sign In")
859                        .icon_color(Color::Muted)
860                        .icon(IconName::Github)
861                        .icon_position(IconPosition::Start)
862                        .on_click(cx.listener(move |this, _, _, cx| this.authenticate(cx))),
863                )
864        }
865    }
866}