model_selector.rs

  1use std::{cmp::Reverse, rc::Rc, sync::Arc};
  2
  3use acp_thread::{AgentModelInfo, AgentModelList, AgentModelSelector};
  4use agent_client_protocol::ModelId;
  5use agent_servers::AgentServer;
  6use agent_settings::AgentSettings;
  7use anyhow::Result;
  8use collections::{HashSet, IndexMap};
  9use fs::Fs;
 10use futures::FutureExt;
 11use fuzzy::{StringMatchCandidate, match_strings};
 12use gpui::{
 13    Action, AsyncWindowContext, BackgroundExecutor, DismissEvent, FocusHandle, Task, WeakEntity,
 14};
 15use itertools::Itertools;
 16use ordered_float::OrderedFloat;
 17use picker::{Picker, PickerDelegate};
 18use settings::Settings;
 19use ui::{DocumentationAside, DocumentationEdge, DocumentationSide, IntoElement, prelude::*};
 20use util::ResultExt;
 21use zed_actions::agent::OpenSettings;
 22
 23use crate::ui::{HoldForDefault, ModelSelectorFooter, ModelSelectorHeader, ModelSelectorListItem};
 24
 25pub type AcpModelSelector = Picker<AcpModelPickerDelegate>;
 26
 27pub fn acp_model_selector(
 28    selector: Rc<dyn AgentModelSelector>,
 29    agent_server: Rc<dyn AgentServer>,
 30    fs: Arc<dyn Fs>,
 31    focus_handle: FocusHandle,
 32    window: &mut Window,
 33    cx: &mut Context<AcpModelSelector>,
 34) -> AcpModelSelector {
 35    let delegate =
 36        AcpModelPickerDelegate::new(selector, agent_server, fs, focus_handle, window, cx);
 37    Picker::list(delegate, window, cx)
 38        .show_scrollbar(true)
 39        .width(rems(20.))
 40        .max_height(Some(rems(20.).into()))
 41}
 42
 43enum AcpModelPickerEntry {
 44    Separator(SharedString),
 45    Model(AgentModelInfo, bool),
 46}
 47
 48pub struct AcpModelPickerDelegate {
 49    selector: Rc<dyn AgentModelSelector>,
 50    agent_server: Rc<dyn AgentServer>,
 51    fs: Arc<dyn Fs>,
 52    filtered_entries: Vec<AcpModelPickerEntry>,
 53    models: Option<AgentModelList>,
 54    selected_index: usize,
 55    selected_description: Option<(usize, SharedString, bool)>,
 56    selected_model: Option<AgentModelInfo>,
 57    _refresh_models_task: Task<()>,
 58    focus_handle: FocusHandle,
 59}
 60
 61impl AcpModelPickerDelegate {
 62    fn new(
 63        selector: Rc<dyn AgentModelSelector>,
 64        agent_server: Rc<dyn AgentServer>,
 65        fs: Arc<dyn Fs>,
 66        focus_handle: FocusHandle,
 67        window: &mut Window,
 68        cx: &mut Context<AcpModelSelector>,
 69    ) -> Self {
 70        let rx = selector.watch(cx);
 71        let refresh_models_task = {
 72            cx.spawn_in(window, {
 73                async move |this, cx| {
 74                    async fn refresh(
 75                        this: &WeakEntity<Picker<AcpModelPickerDelegate>>,
 76                        cx: &mut AsyncWindowContext,
 77                    ) -> Result<()> {
 78                        let (models_task, selected_model_task) = this.update(cx, |this, cx| {
 79                            (
 80                                this.delegate.selector.list_models(cx),
 81                                this.delegate.selector.selected_model(cx),
 82                            )
 83                        })?;
 84
 85                        let (models, selected_model) =
 86                            futures::join!(models_task, selected_model_task);
 87
 88                        this.update_in(cx, |this, window, cx| {
 89                            this.delegate.models = models.ok();
 90                            this.delegate.selected_model = selected_model.ok();
 91                            this.refresh(window, cx)
 92                        })
 93                    }
 94
 95                    refresh(&this, cx).await.log_err();
 96                    if let Some(mut rx) = rx {
 97                        while let Ok(()) = rx.recv().await {
 98                            refresh(&this, cx).await.log_err();
 99                        }
100                    }
101                }
102            })
103        };
104
105        Self {
106            selector,
107            agent_server,
108            fs,
109            filtered_entries: Vec::new(),
110            models: None,
111            selected_model: None,
112            selected_index: 0,
113            selected_description: None,
114            _refresh_models_task: refresh_models_task,
115            focus_handle,
116        }
117    }
118
119    pub fn active_model(&self) -> Option<&AgentModelInfo> {
120        self.selected_model.as_ref()
121    }
122
123    pub fn cycle_favorite_models(&mut self, window: &mut Window, cx: &mut Context<Picker<Self>>) {
124        if !self.selector.supports_favorites() {
125            return;
126        }
127
128        let favorites = AgentSettings::get_global(cx).favorite_model_ids();
129
130        if favorites.is_empty() {
131            return;
132        }
133
134        let Some(models) = self.models.clone() else {
135            return;
136        };
137
138        let all_models: Vec<AgentModelInfo> = match models {
139            AgentModelList::Flat(list) => list,
140            AgentModelList::Grouped(index_map) => index_map
141                .into_values()
142                .flatten()
143                .collect::<Vec<AgentModelInfo>>(),
144        };
145
146        let favorite_models = all_models
147            .iter()
148            .filter(|model| favorites.contains(&model.id))
149            .unique_by(|model| &model.id)
150            .cloned()
151            .collect::<Vec<_>>();
152
153        let current_id = self.selected_model.as_ref().map(|m| m.id.clone());
154
155        let current_index_in_favorites = current_id
156            .as_ref()
157            .and_then(|id| favorite_models.iter().position(|m| &m.id == id))
158            .unwrap_or(usize::MAX);
159
160        let next_index = if current_index_in_favorites == usize::MAX {
161            0
162        } else {
163            (current_index_in_favorites + 1) % favorite_models.len()
164        };
165
166        let next_model = favorite_models[next_index].clone();
167
168        self.selector
169            .select_model(next_model.id.clone(), cx)
170            .detach_and_log_err(cx);
171
172        self.selected_model = Some(next_model);
173
174        // Keep the picker selection aligned with the newly-selected model
175        if let Some(new_index) = self.filtered_entries.iter().position(|entry| {
176            matches!(entry, AcpModelPickerEntry::Model(model_info, _) if self.selected_model.as_ref().is_some_and(|selected| model_info.id == selected.id))
177        }) {
178            self.set_selected_index(new_index, window, cx);
179        } else {
180            cx.notify();
181        }
182    }
183}
184
185impl PickerDelegate for AcpModelPickerDelegate {
186    type ListItem = AnyElement;
187
188    fn match_count(&self) -> usize {
189        self.filtered_entries.len()
190    }
191
192    fn selected_index(&self) -> usize {
193        self.selected_index
194    }
195
196    fn set_selected_index(&mut self, ix: usize, _: &mut Window, cx: &mut Context<Picker<Self>>) {
197        self.selected_index = ix.min(self.filtered_entries.len().saturating_sub(1));
198        cx.notify();
199    }
200
201    fn can_select(
202        &mut self,
203        ix: usize,
204        _window: &mut Window,
205        _cx: &mut Context<Picker<Self>>,
206    ) -> bool {
207        match self.filtered_entries.get(ix) {
208            Some(AcpModelPickerEntry::Model(_, _)) => true,
209            Some(AcpModelPickerEntry::Separator(_)) | None => false,
210        }
211    }
212
213    fn placeholder_text(&self, _window: &mut Window, _cx: &mut App) -> Arc<str> {
214        "Select a model…".into()
215    }
216
217    fn update_matches(
218        &mut self,
219        query: String,
220        window: &mut Window,
221        cx: &mut Context<Picker<Self>>,
222    ) -> Task<()> {
223        let favorites = if self.selector.supports_favorites() {
224            AgentSettings::get_global(cx).favorite_model_ids()
225        } else {
226            Default::default()
227        };
228
229        cx.spawn_in(window, async move |this, cx| {
230            let filtered_models = match this
231                .read_with(cx, |this, cx| {
232                    this.delegate.models.clone().map(move |models| {
233                        fuzzy_search(models, query, cx.background_executor().clone())
234                    })
235                })
236                .ok()
237                .flatten()
238            {
239                Some(task) => task.await,
240                None => AgentModelList::Flat(vec![]),
241            };
242
243            this.update_in(cx, |this, window, cx| {
244                this.delegate.filtered_entries =
245                    info_list_to_picker_entries(filtered_models, &favorites);
246                // Finds the currently selected model in the list
247                let new_index = this
248                    .delegate
249                    .selected_model
250                    .as_ref()
251                    .and_then(|selected| {
252                        this.delegate.filtered_entries.iter().position(|entry| {
253                            if let AcpModelPickerEntry::Model(model_info, _) = entry {
254                                model_info.id == selected.id
255                            } else {
256                                false
257                            }
258                        })
259                    })
260                    .unwrap_or(0);
261                this.set_selected_index(new_index, Some(picker::Direction::Down), true, window, cx);
262                cx.notify();
263            })
264            .ok();
265        })
266    }
267
268    fn confirm(&mut self, _secondary: bool, window: &mut Window, cx: &mut Context<Picker<Self>>) {
269        if let Some(AcpModelPickerEntry::Model(model_info, _)) =
270            self.filtered_entries.get(self.selected_index)
271        {
272            if window.modifiers().secondary() {
273                let default_model = self.agent_server.default_model(cx);
274                let is_default = default_model.as_ref() == Some(&model_info.id);
275
276                self.agent_server.set_default_model(
277                    if is_default {
278                        None
279                    } else {
280                        Some(model_info.id.clone())
281                    },
282                    self.fs.clone(),
283                    cx,
284                );
285            }
286
287            self.selector
288                .select_model(model_info.id.clone(), cx)
289                .detach_and_log_err(cx);
290            self.selected_model = Some(model_info.clone());
291            let current_index = self.selected_index;
292            self.set_selected_index(current_index, window, cx);
293
294            cx.emit(DismissEvent);
295        }
296    }
297
298    fn dismissed(&mut self, window: &mut Window, cx: &mut Context<Picker<Self>>) {
299        cx.defer_in(window, |picker, window, cx| {
300            picker.set_query("", window, cx);
301        });
302    }
303
304    fn render_match(
305        &self,
306        ix: usize,
307        selected: bool,
308        _: &mut Window,
309        cx: &mut Context<Picker<Self>>,
310    ) -> Option<Self::ListItem> {
311        match self.filtered_entries.get(ix)? {
312            AcpModelPickerEntry::Separator(title) => {
313                Some(ModelSelectorHeader::new(title, ix > 1).into_any_element())
314            }
315            AcpModelPickerEntry::Model(model_info, is_favorite) => {
316                let is_selected = Some(model_info) == self.selected_model.as_ref();
317                let default_model = self.agent_server.default_model(cx);
318                let is_default = default_model.as_ref() == Some(&model_info.id);
319
320                let supports_favorites = self.selector.supports_favorites();
321
322                let is_favorite = *is_favorite;
323                let handle_action_click = {
324                    let model_id = model_info.id.clone();
325                    let fs = self.fs.clone();
326
327                    move |cx: &App| {
328                        crate::favorite_models::toggle_model_id_in_settings(
329                            model_id.clone(),
330                            !is_favorite,
331                            fs.clone(),
332                            cx,
333                        );
334                    }
335                };
336
337                Some(
338                    div()
339                        .id(("model-picker-menu-child", ix))
340                        .when_some(model_info.description.clone(), |this, description| {
341                            this.on_hover(cx.listener(move |menu, hovered, _, cx| {
342                                if *hovered {
343                                    menu.delegate.selected_description =
344                                        Some((ix, description.clone(), is_default));
345                                } else if matches!(menu.delegate.selected_description, Some((id, _, _)) if id == ix) {
346                                    menu.delegate.selected_description = None;
347                                }
348                                cx.notify();
349                            }))
350                        })
351                        .child(
352                            ModelSelectorListItem::new(ix, model_info.name.clone())
353                                .when_some(model_info.icon, |this, icon| this.icon(icon))
354                                .is_selected(is_selected)
355                                .is_focused(selected)
356                                .when(supports_favorites, |this| {
357                                    this.is_favorite(is_favorite)
358                                        .on_toggle_favorite(handle_action_click)
359                                }),
360                        )
361                        .into_any_element(),
362                )
363            }
364        }
365    }
366
367    fn documentation_aside(
368        &self,
369        _window: &mut Window,
370        _cx: &mut Context<Picker<Self>>,
371    ) -> Option<ui::DocumentationAside> {
372        self.selected_description
373            .as_ref()
374            .map(|(_, description, is_default)| {
375                let description = description.clone();
376                let is_default = *is_default;
377
378                DocumentationAside::new(
379                    DocumentationSide::Left,
380                    DocumentationEdge::Top,
381                    Rc::new(move |_| {
382                        v_flex()
383                            .gap_1()
384                            .child(Label::new(description.clone()))
385                            .child(HoldForDefault::new(is_default))
386                            .into_any_element()
387                    }),
388                )
389            })
390    }
391
392    fn render_footer(
393        &self,
394        _window: &mut Window,
395        _cx: &mut Context<Picker<Self>>,
396    ) -> Option<AnyElement> {
397        let focus_handle = self.focus_handle.clone();
398
399        if !self.selector.should_render_footer() {
400            return None;
401        }
402
403        Some(ModelSelectorFooter::new(OpenSettings.boxed_clone(), focus_handle).into_any_element())
404    }
405}
406
407fn info_list_to_picker_entries(
408    model_list: AgentModelList,
409    favorites: &HashSet<ModelId>,
410) -> Vec<AcpModelPickerEntry> {
411    let mut entries = Vec::new();
412
413    let all_models: Vec<_> = match &model_list {
414        AgentModelList::Flat(list) => list.iter().collect(),
415        AgentModelList::Grouped(index_map) => index_map.values().flatten().collect(),
416    };
417
418    let favorite_models: Vec<_> = all_models
419        .iter()
420        .filter(|m| favorites.contains(&m.id))
421        .unique_by(|m| &m.id)
422        .collect();
423
424    let has_favorites = !favorite_models.is_empty();
425    if has_favorites {
426        entries.push(AcpModelPickerEntry::Separator("Favorite".into()));
427        for model in favorite_models {
428            entries.push(AcpModelPickerEntry::Model((*model).clone(), true));
429        }
430    }
431
432    match model_list {
433        AgentModelList::Flat(list) => {
434            if has_favorites {
435                entries.push(AcpModelPickerEntry::Separator("All".into()));
436            }
437            for model in list {
438                let is_favorite = favorites.contains(&model.id);
439                entries.push(AcpModelPickerEntry::Model(model, is_favorite));
440            }
441        }
442        AgentModelList::Grouped(index_map) => {
443            for (group_name, models) in index_map {
444                entries.push(AcpModelPickerEntry::Separator(group_name.0));
445                for model in models {
446                    let is_favorite = favorites.contains(&model.id);
447                    entries.push(AcpModelPickerEntry::Model(model, is_favorite));
448                }
449            }
450        }
451    }
452
453    entries
454}
455
456async fn fuzzy_search(
457    model_list: AgentModelList,
458    query: String,
459    executor: BackgroundExecutor,
460) -> AgentModelList {
461    async fn fuzzy_search_list(
462        model_list: Vec<AgentModelInfo>,
463        query: &str,
464        executor: BackgroundExecutor,
465    ) -> Vec<AgentModelInfo> {
466        let candidates = model_list
467            .iter()
468            .enumerate()
469            .map(|(ix, model)| StringMatchCandidate::new(ix, model.name.as_ref()))
470            .collect::<Vec<_>>();
471        let mut matches = match_strings(
472            &candidates,
473            query,
474            false,
475            true,
476            100,
477            &Default::default(),
478            executor,
479        )
480        .await;
481
482        matches.sort_unstable_by_key(|mat| {
483            let candidate = &candidates[mat.candidate_id];
484            (Reverse(OrderedFloat(mat.score)), candidate.id)
485        });
486
487        matches
488            .into_iter()
489            .map(|mat| model_list[mat.candidate_id].clone())
490            .collect()
491    }
492
493    match model_list {
494        AgentModelList::Flat(model_list) => {
495            AgentModelList::Flat(fuzzy_search_list(model_list, &query, executor).await)
496        }
497        AgentModelList::Grouped(index_map) => {
498            let groups =
499                futures::future::join_all(index_map.into_iter().map(|(group_name, models)| {
500                    fuzzy_search_list(models, &query, executor.clone())
501                        .map(|results| (group_name, results))
502                }))
503                .await;
504            AgentModelList::Grouped(IndexMap::from_iter(
505                groups
506                    .into_iter()
507                    .filter(|(_, results)| !results.is_empty()),
508            ))
509        }
510    }
511}
512
513#[cfg(test)]
514mod tests {
515    use agent_client_protocol as acp;
516    use gpui::TestAppContext;
517
518    use super::*;
519
520    fn create_model_list(grouped_models: Vec<(&str, Vec<&str>)>) -> AgentModelList {
521        AgentModelList::Grouped(IndexMap::from_iter(grouped_models.into_iter().map(
522            |(group, models)| {
523                (
524                    acp_thread::AgentModelGroupName(group.to_string().into()),
525                    models
526                        .into_iter()
527                        .map(|model| acp_thread::AgentModelInfo {
528                            id: acp::ModelId::new(model.to_string()),
529                            name: model.to_string().into(),
530                            description: None,
531                            icon: None,
532                        })
533                        .collect::<Vec<_>>(),
534                )
535            },
536        )))
537    }
538
539    fn assert_models_eq(result: AgentModelList, expected: Vec<(&str, Vec<&str>)>) {
540        let AgentModelList::Grouped(groups) = result else {
541            panic!("Expected LanguageModelInfoList::Grouped, got {:?}", result);
542        };
543
544        assert_eq!(
545            groups.len(),
546            expected.len(),
547            "Number of groups doesn't match"
548        );
549
550        for (i, (expected_group, expected_models)) in expected.iter().enumerate() {
551            let (actual_group, actual_models) = groups.get_index(i).unwrap();
552            assert_eq!(
553                actual_group.0.as_ref(),
554                *expected_group,
555                "Group at position {} doesn't match expected group",
556                i
557            );
558            assert_eq!(
559                actual_models.len(),
560                expected_models.len(),
561                "Number of models in group {} doesn't match",
562                expected_group
563            );
564
565            for (j, expected_model_name) in expected_models.iter().enumerate() {
566                assert_eq!(
567                    actual_models[j].name, *expected_model_name,
568                    "Model at position {} in group {} doesn't match expected model",
569                    j, expected_group
570                );
571            }
572        }
573    }
574
575    fn create_favorites(models: Vec<&str>) -> HashSet<ModelId> {
576        models
577            .into_iter()
578            .map(|m| ModelId::new(m.to_string()))
579            .collect()
580    }
581
582    fn get_entry_model_ids(entries: &[AcpModelPickerEntry]) -> Vec<&str> {
583        entries
584            .iter()
585            .filter_map(|entry| match entry {
586                AcpModelPickerEntry::Model(info, _) => Some(info.id.0.as_ref()),
587                _ => None,
588            })
589            .collect()
590    }
591
592    fn get_entry_labels(entries: &[AcpModelPickerEntry]) -> Vec<&str> {
593        entries
594            .iter()
595            .map(|entry| match entry {
596                AcpModelPickerEntry::Model(info, _) => info.id.0.as_ref(),
597                AcpModelPickerEntry::Separator(s) => &s,
598            })
599            .collect()
600    }
601
602    #[gpui::test]
603    fn test_favorites_section_appears_when_favorites_exist(_cx: &mut TestAppContext) {
604        let models = create_model_list(vec![
605            ("zed", vec!["zed/claude", "zed/gemini"]),
606            ("openai", vec!["openai/gpt-5"]),
607        ]);
608        let favorites = create_favorites(vec!["zed/gemini"]);
609
610        let entries = info_list_to_picker_entries(models, &favorites);
611
612        assert!(matches!(
613            entries.first(),
614            Some(AcpModelPickerEntry::Separator(s)) if s == "Favorite"
615        ));
616
617        let model_ids = get_entry_model_ids(&entries);
618        assert_eq!(model_ids[0], "zed/gemini");
619    }
620
621    #[gpui::test]
622    fn test_no_favorites_section_when_no_favorites(_cx: &mut TestAppContext) {
623        let models = create_model_list(vec![("zed", vec!["zed/claude", "zed/gemini"])]);
624        let favorites = create_favorites(vec![]);
625
626        let entries = info_list_to_picker_entries(models, &favorites);
627
628        assert!(matches!(
629            entries.first(),
630            Some(AcpModelPickerEntry::Separator(s)) if s == "zed"
631        ));
632    }
633
634    #[gpui::test]
635    fn test_models_have_correct_actions(_cx: &mut TestAppContext) {
636        let models = create_model_list(vec![
637            ("zed", vec!["zed/claude", "zed/gemini"]),
638            ("openai", vec!["openai/gpt-5"]),
639        ]);
640        let favorites = create_favorites(vec!["zed/claude"]);
641
642        let entries = info_list_to_picker_entries(models, &favorites);
643
644        for entry in &entries {
645            if let AcpModelPickerEntry::Model(info, is_favorite) = entry {
646                if info.id.0.as_ref() == "zed/claude" {
647                    assert!(is_favorite, "zed/claude should be a favorite");
648                } else {
649                    assert!(!is_favorite, "{} should not be a favorite", info.id.0);
650                }
651            }
652        }
653    }
654
655    #[gpui::test]
656    fn test_favorites_appear_in_both_sections(_cx: &mut TestAppContext) {
657        let models = create_model_list(vec![
658            ("zed", vec!["zed/claude", "zed/gemini"]),
659            ("openai", vec!["openai/gpt-5", "openai/gpt-4"]),
660        ]);
661        let favorites = create_favorites(vec!["zed/gemini", "openai/gpt-5"]);
662
663        let entries = info_list_to_picker_entries(models, &favorites);
664        let model_ids = get_entry_model_ids(&entries);
665
666        assert_eq!(model_ids[0], "zed/gemini");
667        assert_eq!(model_ids[1], "openai/gpt-5");
668
669        assert!(model_ids[2..].contains(&"zed/gemini"));
670        assert!(model_ids[2..].contains(&"openai/gpt-5"));
671    }
672
673    #[gpui::test]
674    fn test_favorites_are_not_duplicated_when_repeated_in_other_sections(_cx: &mut TestAppContext) {
675        let models = create_model_list(vec![
676            ("Recommended", vec!["zed/claude", "anthropic/claude"]),
677            ("Zed", vec!["zed/claude", "zed/gpt-5"]),
678            ("Antropic", vec!["anthropic/claude"]),
679            ("OpenAI", vec!["openai/gpt-5"]),
680        ]);
681
682        let favorites = create_favorites(vec!["zed/claude"]);
683
684        let entries = info_list_to_picker_entries(models, &favorites);
685        let labels = get_entry_labels(&entries);
686
687        assert_eq!(
688            labels,
689            vec![
690                "Favorite",
691                "zed/claude",
692                "Recommended",
693                "zed/claude",
694                "anthropic/claude",
695                "Zed",
696                "zed/claude",
697                "zed/gpt-5",
698                "Antropic",
699                "anthropic/claude",
700                "OpenAI",
701                "openai/gpt-5"
702            ]
703        );
704    }
705
706    #[gpui::test]
707    fn test_flat_model_list_with_favorites(_cx: &mut TestAppContext) {
708        let models = AgentModelList::Flat(vec![
709            acp_thread::AgentModelInfo {
710                id: acp::ModelId::new("zed/claude".to_string()),
711                name: "Claude".into(),
712                description: None,
713                icon: None,
714            },
715            acp_thread::AgentModelInfo {
716                id: acp::ModelId::new("zed/gemini".to_string()),
717                name: "Gemini".into(),
718                description: None,
719                icon: None,
720            },
721        ]);
722        let favorites = create_favorites(vec!["zed/gemini"]);
723
724        let entries = info_list_to_picker_entries(models, &favorites);
725
726        assert!(matches!(
727            entries.first(),
728            Some(AcpModelPickerEntry::Separator(s)) if s == "Favorite"
729        ));
730
731        assert!(entries.iter().any(|e| matches!(
732            e,
733            AcpModelPickerEntry::Separator(s) if s == "All"
734        )));
735    }
736
737    #[gpui::test]
738    async fn test_fuzzy_match(cx: &mut TestAppContext) {
739        let models = create_model_list(vec![
740            (
741                "zed",
742                vec![
743                    "Claude 3.7 Sonnet",
744                    "Claude 3.7 Sonnet Thinking",
745                    "gpt-4.1",
746                    "gpt-4.1-nano",
747                ],
748            ),
749            ("openai", vec!["gpt-3.5-turbo", "gpt-4.1", "gpt-4.1-nano"]),
750            ("ollama", vec!["mistral", "deepseek"]),
751        ]);
752
753        // Results should preserve models order whenever possible.
754        // In the case below, `zed/gpt-4.1` and `openai/gpt-4.1` have identical
755        // similarity scores, but `zed/gpt-4.1` was higher in the models list,
756        // so it should appear first in the results.
757        let results = fuzzy_search(models.clone(), "41".into(), cx.executor()).await;
758        assert_models_eq(
759            results,
760            vec![
761                ("zed", vec!["gpt-4.1", "gpt-4.1-nano"]),
762                ("openai", vec!["gpt-4.1", "gpt-4.1-nano"]),
763            ],
764        );
765
766        // Fuzzy search
767        let results = fuzzy_search(models.clone(), "4n".into(), cx.executor()).await;
768        assert_models_eq(
769            results,
770            vec![
771                ("zed", vec!["gpt-4.1-nano"]),
772                ("openai", vec!["gpt-4.1-nano"]),
773            ],
774        );
775    }
776}