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        }
267
268        let llm_closed_beta_models = if cx.has_flag::<LlmClosedBeta>() {
269            zed_cloud_provider_additional_models()
270        } else {
271            &[]
272        };
273
274        // Override with available models from settings
275        for model in AllLanguageModelSettings::get_global(cx)
276            .zed_dot_dev
277            .available_models
278            .iter()
279            .chain(llm_closed_beta_models)
280            .cloned()
281        {
282            let model = match model.provider {
283                AvailableProvider::Anthropic => CloudModel::Anthropic(anthropic::Model::Custom {
284                    name: model.name.clone(),
285                    display_name: model.display_name.clone(),
286                    max_tokens: model.max_tokens,
287                    tool_override: model.tool_override.clone(),
288                    cache_configuration: model.cache_configuration.as_ref().map(|config| {
289                        anthropic::AnthropicModelCacheConfiguration {
290                            max_cache_anchors: config.max_cache_anchors,
291                            should_speculate: config.should_speculate,
292                            min_total_token: config.min_total_token,
293                        }
294                    }),
295                    default_temperature: model.default_temperature,
296                    max_output_tokens: model.max_output_tokens,
297                    extra_beta_headers: model.extra_beta_headers.clone(),
298                }),
299                AvailableProvider::OpenAi => CloudModel::OpenAi(open_ai::Model::Custom {
300                    name: model.name.clone(),
301                    display_name: model.display_name.clone(),
302                    max_tokens: model.max_tokens,
303                    max_output_tokens: model.max_output_tokens,
304                    max_completion_tokens: model.max_completion_tokens,
305                }),
306                AvailableProvider::Google => CloudModel::Google(google_ai::Model::Custom {
307                    name: model.name.clone(),
308                    display_name: model.display_name.clone(),
309                    max_tokens: model.max_tokens,
310                }),
311            };
312            models.insert(model.id().to_string(), model.clone());
313        }
314
315        let llm_api_token = self.state.read(cx).llm_api_token.clone();
316        models
317            .into_values()
318            .map(|model| {
319                Arc::new(CloudLanguageModel {
320                    id: LanguageModelId::from(model.id().to_string()),
321                    model,
322                    llm_api_token: llm_api_token.clone(),
323                    client: self.client.clone(),
324                    request_limiter: RateLimiter::new(4),
325                }) as Arc<dyn LanguageModel>
326            })
327            .collect()
328    }
329
330    fn is_authenticated(&self, cx: &App) -> bool {
331        !self.state.read(cx).is_signed_out()
332    }
333
334    fn authenticate(&self, _cx: &mut App) -> Task<Result<(), AuthenticateError>> {
335        Task::ready(Ok(()))
336    }
337
338    fn configuration_view(&self, _: &mut Window, cx: &mut App) -> AnyView {
339        cx.new(|_| ConfigurationView {
340            state: self.state.clone(),
341        })
342        .into()
343    }
344
345    fn must_accept_terms(&self, cx: &App) -> bool {
346        !self.state.read(cx).has_accepted_terms_of_service(cx)
347    }
348
349    fn render_accept_terms(
350        &self,
351        view: LanguageModelProviderTosView,
352        cx: &mut App,
353    ) -> Option<AnyElement> {
354        render_accept_terms(self.state.clone(), view, cx)
355    }
356
357    fn reset_credentials(&self, _cx: &mut App) -> Task<Result<()>> {
358        Task::ready(Ok(()))
359    }
360}
361
362fn render_accept_terms(
363    state: Entity<State>,
364    view_kind: LanguageModelProviderTosView,
365    cx: &mut App,
366) -> Option<AnyElement> {
367    if state.read(cx).has_accepted_terms_of_service(cx) {
368        return None;
369    }
370
371    let accept_terms_disabled = state.read(cx).accept_terms.is_some();
372
373    let terms_button = Button::new("terms_of_service", "Terms of Service")
374        .style(ButtonStyle::Subtle)
375        .icon(IconName::ArrowUpRight)
376        .icon_color(Color::Muted)
377        .icon_size(IconSize::XSmall)
378        .on_click(move |_, _window, cx| cx.open_url("https://zed.dev/terms-of-service"));
379
380    let text = "To start using Zed AI, please read and accept the";
381
382    let form = v_flex()
383        .w_full()
384        .gap_2()
385        .when(
386            view_kind == LanguageModelProviderTosView::ThreadEmptyState,
387            |form| form.items_center(),
388        )
389        .child(
390            h_flex()
391                .flex_wrap()
392                .when(
393                    view_kind == LanguageModelProviderTosView::ThreadEmptyState,
394                    |form| form.justify_center(),
395                )
396                .child(Label::new(text))
397                .child(terms_button),
398        )
399        .child({
400            let button_container = h_flex().w_full().child(
401                Button::new("accept_terms", "I accept the Terms of Service")
402                    .style(ButtonStyle::Tinted(TintColor::Accent))
403                    .disabled(accept_terms_disabled)
404                    .on_click({
405                        let state = state.downgrade();
406                        move |_, _window, cx| {
407                            state
408                                .update(cx, |state, cx| state.accept_terms_of_service(cx))
409                                .ok();
410                        }
411                    }),
412            );
413
414            match view_kind {
415                LanguageModelProviderTosView::ThreadEmptyState => button_container.justify_center(),
416                LanguageModelProviderTosView::PromptEditorPopup => button_container.justify_end(),
417                LanguageModelProviderTosView::Configuration => button_container.justify_start(),
418            }
419        });
420
421    Some(form.into_any())
422}
423
424pub struct CloudLanguageModel {
425    id: LanguageModelId,
426    model: CloudModel,
427    llm_api_token: LlmApiToken,
428    client: Arc<Client>,
429    request_limiter: RateLimiter,
430}
431
432impl CloudLanguageModel {
433    async fn perform_llm_completion(
434        client: Arc<Client>,
435        llm_api_token: LlmApiToken,
436        body: PerformCompletionParams,
437    ) -> Result<Response<AsyncBody>> {
438        let http_client = &client.http_client();
439
440        let mut token = llm_api_token.acquire(&client).await?;
441        let mut did_retry = false;
442
443        let response = loop {
444            let request_builder = http_client::Request::builder();
445            let request = request_builder
446                .method(Method::POST)
447                .uri(http_client.build_zed_llm_url("/completion", &[])?.as_ref())
448                .header("Content-Type", "application/json")
449                .header("Authorization", format!("Bearer {token}"))
450                .body(serde_json::to_string(&body)?.into())?;
451            let mut response = http_client.send(request).await?;
452            if response.status().is_success() {
453                break response;
454            } else if !did_retry
455                && response
456                    .headers()
457                    .get(EXPIRED_LLM_TOKEN_HEADER_NAME)
458                    .is_some()
459            {
460                did_retry = true;
461                token = llm_api_token.refresh(&client).await?;
462            } else if response.status() == StatusCode::FORBIDDEN
463                && response
464                    .headers()
465                    .get(MAX_LLM_MONTHLY_SPEND_REACHED_HEADER_NAME)
466                    .is_some()
467            {
468                break Err(anyhow!(MaxMonthlySpendReachedError))?;
469            } else if response.status() == StatusCode::PAYMENT_REQUIRED {
470                break Err(anyhow!(PaymentRequiredError))?;
471            } else {
472                let mut body = String::new();
473                response.body_mut().read_to_string(&mut body).await?;
474                break Err(anyhow!(
475                    "cloud language model completion failed with status {}: {body}",
476                    response.status()
477                ))?;
478            }
479        };
480
481        Ok(response)
482    }
483}
484
485impl LanguageModel for CloudLanguageModel {
486    fn id(&self) -> LanguageModelId {
487        self.id.clone()
488    }
489
490    fn name(&self) -> LanguageModelName {
491        LanguageModelName::from(self.model.display_name().to_string())
492    }
493
494    fn icon(&self) -> Option<IconName> {
495        self.model.icon()
496    }
497
498    fn provider_id(&self) -> LanguageModelProviderId {
499        LanguageModelProviderId(ZED_CLOUD_PROVIDER_ID.into())
500    }
501
502    fn provider_name(&self) -> LanguageModelProviderName {
503        LanguageModelProviderName(PROVIDER_NAME.into())
504    }
505
506    fn telemetry_id(&self) -> String {
507        format!("zed.dev/{}", self.model.id())
508    }
509
510    fn availability(&self) -> LanguageModelAvailability {
511        self.model.availability()
512    }
513
514    fn max_token_count(&self) -> usize {
515        self.model.max_token_count()
516    }
517
518    fn cache_configuration(&self) -> Option<LanguageModelCacheConfiguration> {
519        match &self.model {
520            CloudModel::Anthropic(model) => {
521                model
522                    .cache_configuration()
523                    .map(|cache| LanguageModelCacheConfiguration {
524                        max_cache_anchors: cache.max_cache_anchors,
525                        should_speculate: cache.should_speculate,
526                        min_total_token: cache.min_total_token,
527                    })
528            }
529            CloudModel::OpenAi(_) | CloudModel::Google(_) => None,
530        }
531    }
532
533    fn count_tokens(
534        &self,
535        request: LanguageModelRequest,
536        cx: &App,
537    ) -> BoxFuture<'static, Result<usize>> {
538        match self.model.clone() {
539            CloudModel::Anthropic(_) => count_anthropic_tokens(request, cx),
540            CloudModel::OpenAi(model) => count_open_ai_tokens(request, model, cx),
541            CloudModel::Google(model) => {
542                let client = self.client.clone();
543                let request = into_google(request, model.id().into());
544                let request = google_ai::CountTokensRequest {
545                    contents: request.contents,
546                };
547                async move {
548                    let request = serde_json::to_string(&request)?;
549                    let response = client
550                        .request(proto::CountLanguageModelTokens {
551                            provider: proto::LanguageModelProvider::Google as i32,
552                            request,
553                        })
554                        .await?;
555                    Ok(response.token_count as usize)
556                }
557                .boxed()
558            }
559        }
560    }
561
562    fn stream_completion(
563        &self,
564        request: LanguageModelRequest,
565        _cx: &AsyncApp,
566    ) -> BoxFuture<'static, Result<BoxStream<'static, Result<LanguageModelCompletionEvent>>>> {
567        match &self.model {
568            CloudModel::Anthropic(model) => {
569                let request = into_anthropic(
570                    request,
571                    model.id().into(),
572                    model.default_temperature(),
573                    model.max_output_tokens(),
574                );
575                let client = self.client.clone();
576                let llm_api_token = self.llm_api_token.clone();
577                let future = self.request_limiter.stream(async move {
578                    let response = Self::perform_llm_completion(
579                        client.clone(),
580                        llm_api_token,
581                        PerformCompletionParams {
582                            provider: client::LanguageModelProvider::Anthropic,
583                            model: request.model.clone(),
584                            provider_request: RawValue::from_string(serde_json::to_string(
585                                &request,
586                            )?)?,
587                        },
588                    )
589                    .await?;
590                    Ok(map_to_language_model_completion_events(Box::pin(
591                        response_lines(response).map_err(AnthropicError::Other),
592                    )))
593                });
594                async move { Ok(future.await?.boxed()) }.boxed()
595            }
596            CloudModel::OpenAi(model) => {
597                let client = self.client.clone();
598                let request = into_open_ai(request, model.id().into(), model.max_output_tokens());
599                let llm_api_token = self.llm_api_token.clone();
600                let future = self.request_limiter.stream(async move {
601                    let response = Self::perform_llm_completion(
602                        client.clone(),
603                        llm_api_token,
604                        PerformCompletionParams {
605                            provider: client::LanguageModelProvider::OpenAi,
606                            model: request.model.clone(),
607                            provider_request: RawValue::from_string(serde_json::to_string(
608                                &request,
609                            )?)?,
610                        },
611                    )
612                    .await?;
613                    Ok(open_ai::extract_text_from_events(response_lines(response)))
614                });
615                async move {
616                    Ok(future
617                        .await?
618                        .map(|result| result.map(LanguageModelCompletionEvent::Text))
619                        .boxed())
620                }
621                .boxed()
622            }
623            CloudModel::Google(model) => {
624                let client = self.client.clone();
625                let request = into_google(request, model.id().into());
626                let llm_api_token = self.llm_api_token.clone();
627                let future = self.request_limiter.stream(async move {
628                    let response = Self::perform_llm_completion(
629                        client.clone(),
630                        llm_api_token,
631                        PerformCompletionParams {
632                            provider: client::LanguageModelProvider::Google,
633                            model: request.model.clone(),
634                            provider_request: RawValue::from_string(serde_json::to_string(
635                                &request,
636                            )?)?,
637                        },
638                    )
639                    .await?;
640                    Ok(google_ai::extract_text_from_events(response_lines(
641                        response,
642                    )))
643                });
644                async move {
645                    Ok(future
646                        .await?
647                        .map(|result| result.map(LanguageModelCompletionEvent::Text))
648                        .boxed())
649                }
650                .boxed()
651            }
652        }
653    }
654
655    fn use_any_tool(
656        &self,
657        request: LanguageModelRequest,
658        tool_name: String,
659        tool_description: String,
660        input_schema: serde_json::Value,
661        _cx: &AsyncApp,
662    ) -> BoxFuture<'static, Result<BoxStream<'static, Result<String>>>> {
663        let client = self.client.clone();
664        let llm_api_token = self.llm_api_token.clone();
665
666        match &self.model {
667            CloudModel::Anthropic(model) => {
668                let mut request = into_anthropic(
669                    request,
670                    model.tool_model_id().into(),
671                    model.default_temperature(),
672                    model.max_output_tokens(),
673                );
674                request.tool_choice = Some(anthropic::ToolChoice::Tool {
675                    name: tool_name.clone(),
676                });
677                request.tools = vec![anthropic::Tool {
678                    name: tool_name.clone(),
679                    description: tool_description,
680                    input_schema,
681                }];
682
683                self.request_limiter
684                    .run(async move {
685                        let response = Self::perform_llm_completion(
686                            client.clone(),
687                            llm_api_token,
688                            PerformCompletionParams {
689                                provider: client::LanguageModelProvider::Anthropic,
690                                model: request.model.clone(),
691                                provider_request: RawValue::from_string(serde_json::to_string(
692                                    &request,
693                                )?)?,
694                            },
695                        )
696                        .await?;
697
698                        Ok(anthropic::extract_tool_args_from_events(
699                            tool_name,
700                            Box::pin(response_lines(response)),
701                        )
702                        .await?
703                        .boxed())
704                    })
705                    .boxed()
706            }
707            CloudModel::OpenAi(model) => {
708                let mut request =
709                    into_open_ai(request, model.id().into(), model.max_output_tokens());
710                request.tool_choice = Some(open_ai::ToolChoice::Other(
711                    open_ai::ToolDefinition::Function {
712                        function: open_ai::FunctionDefinition {
713                            name: tool_name.clone(),
714                            description: None,
715                            parameters: None,
716                        },
717                    },
718                ));
719                request.tools = vec![open_ai::ToolDefinition::Function {
720                    function: open_ai::FunctionDefinition {
721                        name: tool_name.clone(),
722                        description: Some(tool_description),
723                        parameters: Some(input_schema),
724                    },
725                }];
726
727                self.request_limiter
728                    .run(async move {
729                        let response = Self::perform_llm_completion(
730                            client.clone(),
731                            llm_api_token,
732                            PerformCompletionParams {
733                                provider: client::LanguageModelProvider::OpenAi,
734                                model: request.model.clone(),
735                                provider_request: RawValue::from_string(serde_json::to_string(
736                                    &request,
737                                )?)?,
738                            },
739                        )
740                        .await?;
741
742                        Ok(open_ai::extract_tool_args_from_events(
743                            tool_name,
744                            Box::pin(response_lines(response)),
745                        )
746                        .await?
747                        .boxed())
748                    })
749                    .boxed()
750            }
751            CloudModel::Google(_) => {
752                future::ready(Err(anyhow!("tool use not implemented for Google AI"))).boxed()
753            }
754        }
755    }
756}
757
758fn response_lines<T: DeserializeOwned>(
759    response: Response<AsyncBody>,
760) -> impl Stream<Item = Result<T>> {
761    futures::stream::try_unfold(
762        (String::new(), BufReader::new(response.into_body())),
763        move |(mut line, mut body)| async {
764            match body.read_line(&mut line).await {
765                Ok(0) => Ok(None),
766                Ok(_) => {
767                    let event: T = serde_json::from_str(&line)?;
768                    line.clear();
769                    Ok(Some((event, (line, body))))
770                }
771                Err(e) => Err(e.into()),
772            }
773        },
774    )
775}
776
777struct ConfigurationView {
778    state: gpui::Entity<State>,
779}
780
781impl ConfigurationView {
782    fn authenticate(&mut self, cx: &mut Context<Self>) {
783        self.state.update(cx, |state, cx| {
784            state.authenticate(cx).detach_and_log_err(cx);
785        });
786        cx.notify();
787    }
788}
789
790impl Render for ConfigurationView {
791    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
792        const ZED_AI_URL: &str = "https://zed.dev/ai";
793
794        let is_connected = !self.state.read(cx).is_signed_out();
795        let plan = self.state.read(cx).user_store.read(cx).current_plan();
796        let has_accepted_terms = self.state.read(cx).has_accepted_terms_of_service(cx);
797
798        let is_pro = plan == Some(proto::Plan::ZedPro);
799        let subscription_text = Label::new(if is_pro {
800            "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."
801        } else {
802            "You have basic access to models from Anthropic through the Zed AI Free plan."
803        });
804        let manage_subscription_button = if is_pro {
805            Some(
806                h_flex().child(
807                    Button::new("manage_settings", "Manage Subscription")
808                        .style(ButtonStyle::Tinted(TintColor::Accent))
809                        .on_click(
810                            cx.listener(|_, _, _, cx| cx.open_url(&zed_urls::account_url(cx))),
811                        ),
812                ),
813            )
814        } else if cx.has_flag::<ZedPro>() {
815            Some(
816                h_flex()
817                    .gap_2()
818                    .child(
819                        Button::new("learn_more", "Learn more")
820                            .style(ButtonStyle::Subtle)
821                            .on_click(cx.listener(|_, _, _, cx| cx.open_url(ZED_AI_URL))),
822                    )
823                    .child(
824                        Button::new("upgrade", "Upgrade")
825                            .style(ButtonStyle::Subtle)
826                            .color(Color::Accent)
827                            .on_click(
828                                cx.listener(|_, _, _, cx| cx.open_url(&zed_urls::account_url(cx))),
829                            ),
830                    ),
831            )
832        } else {
833            None
834        };
835
836        if is_connected {
837            v_flex()
838                .gap_3()
839                .w_full()
840                .children(render_accept_terms(
841                    self.state.clone(),
842                    LanguageModelProviderTosView::Configuration,
843                    cx,
844                ))
845                .when(has_accepted_terms, |this| {
846                    this.child(subscription_text)
847                        .children(manage_subscription_button)
848                })
849        } else {
850            v_flex()
851                .gap_2()
852                .child(Label::new("Use Zed AI to access hosted language models."))
853                .child(
854                    Button::new("sign_in", "Sign In")
855                        .icon_color(Color::Muted)
856                        .icon(IconName::Github)
857                        .icon_position(IconPosition::Start)
858                        .on_click(cx.listener(move |this, _, _, cx| this.authenticate(cx))),
859                )
860        }
861    }
862}