The mirror page's Strata tab; Strata's ready-made packs served with Strata fetching them, strata-ple named

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

BACKLOG.md

@@ -1889,6 +1889,10 @@ served only from a definition written by hand. In order:
 - N7. The web serve page, the explorer's fit, the console's serve form: the same choice. Done 2026-10-30.
 - N8. `--context`/`--parallel` tied to `context_length`/`max_output`; `ctl model context` takes Strata.
 
+- N7b. The mirror page's Strata tab: every family and size, fetch (GGUF) or serve (packs Strata fetches itself:
+  NVFP4, DeepSeek V4.1). Done 2026-10-30. Community `strata-ple` packs Strata 0.2.7 does not list stay unservable;
+  running them would mean starting the engine past Strata's setup (`--pack`, `--native`, `--ple-gguf`).
+
 **C. Operating it.**
 - N9. `ctl engine-check strata`: the flags of setup.py and server.py, which drift between versions.
 - N10. `ctl engine-build NODE strata cuda12|cuda13`, as vLLM has.

CHANGELOG.md

@@ -26,6 +26,16 @@ is only released once its **exit criterion** is met, not when its code lands.
 Until v1.0.0 the minor version is the breaking one: configuration formats and Go
 APIs change between minors without a deprecation period.
 
+## Unreleased
+
+### Added
+
+- **The mirror page's Strata tab.** Every family and size Strata runs, with its download, the RAM it keeps and where
+  it would run here; a GGUF size fetched into the mirror in one press (checked against Hugging Face's checksums),
+  and the packs Strata fetches itself — NVFP4, DeepSeek V4.1 — served at once, their repository the source.
+  `ctl model plan` and `ctl model serve` take those repositories too, and the explorer names a `strata-ple`
+  repository for what it is: part of a pack Strata knows, or one Strata 0.2.7 does not.
+
 ## v0.16.0 — 2026-10-30
 
 Weights pinned to the commit they were added at and checked, by the nodes and the mirror, against the sha256

docs/install.md

@@ -761,7 +761,24 @@ llmgw ctl model serve ISTA-DASLab/Qwen3.8-Flash-Next-GSQ-RCO-GGUF \
 ```
 
 The Hugging Face explorer shows the same ("1× … with Strata, N GB of RAM"),
-and the mirror's serve form serves such a version on Strata. A Strata profile
+and the mirror's serve form serves such a version on Strata.
+
+The mirror page's **Strata** tab lists every family and size Strata runs, with
+what each downloads and keeps in RAM and where it would run here:
+
+- **Fetch into the mirror**, for the GGUF families: the size's files, checked
+  against Hugging Face's checksums; the version's serve form then serves it on
+  Strata.
+- **Serve**, for the packs Strata fetches itself — the NVFP4 packs
+  (`Maximilian228/Qwen3.8-Flash-Next-NVFP4-GPTQ-Strata` and its NVIDIA
+  sibling, NVIDIA's FP4-Local) and DeepSeek V4.1: the model is added with the
+  repository as its source, and its first start fetches tens of gigabytes onto
+  the node, each file pinned and checked by Strata, before preparing it.
+  `ctl model serve` does the same for these repositories.
+
+Repositories of architecture `strata-ple` that Strata 0.2.7 does not list —
+community packs such as `…-Q8_0-Strata` — are named as such in the explorer:
+Strata's setup refuses them, and llama.cpp cannot read them. A Strata profile
 says its family and size (`--family qwen --size IQ2_XS`), which the catalog
 checks against what Strata runs, and reserves the RAM the size keeps its experts
 in (48 GB and the engine's 4 for IQ2_XS) unless it says `min_memory_gb`. Its

internal/control/modelserve/modelserve.go

@@ -35,6 +35,7 @@ import (
 	"gitea.mynodes.xyz/ilker/llmgw/internal/modelplan"
 	"gitea.mynodes.xyz/ilker/llmgw/internal/notify"
 	"gitea.mynodes.xyz/ilker/llmgw/internal/store"
+	"gitea.mynodes.xyz/ilker/llmgw/internal/strata"
 )
 
 // Registry reads a repository.
@@ -412,6 +413,40 @@ func (s *Server) run(j *Job) {
 	if req.TP > 0 && req.GPUsPerNode == 0 {
 		req.GPUsPerNode = req.TP
 	}
+	// A pack Strata fetches itself: no mirror; its repository is the source.
+	if _, size, ok := strata.ForFetchedRepo(repo.ID); ok {
+		plan, err := s.plan(ctx, repo, PlanRequest{Repo: repo.ID})
+		if err != nil {
+			s.fail(j, "registry", err)
+			return
+		}
+		set := hf.FileSet{Name: size.Name}
+		layout, err := chooseLayout(Request{Format: "gguf", Engine: "strata", GPUClass: req.GPUClass}, plan, true, set)
+		if err != nil {
+			s.fail(j, "registry", err)
+			return
+		}
+		name := req.Name
+		if name == "" {
+			name = hf.ModelName(repo.ID)
+		}
+		s.mu.Lock()
+		j.Model = name
+		s.mu.Unlock()
+		if !req.sized {
+			req.ContextLength = strataContext
+		}
+		s.step(j, "registry", Done, fmt.Sprintf("Strata's ready-made %s pack, revision %s; runs on %s",
+			size.Name, repo.ShortRevision(), layout[0].Label()))
+		s.step(j, "mirror", Done, fmt.Sprintf("not through the mirror: Strata fetches about %.0f GB onto the node itself", size.DownloadGB))
+		profiles := profilesFor(layout, req, 0, 0)
+		profiles[0].StartupTimeout = 4 * time.Hour
+		s.mu.Lock()
+		j.Request = req
+		s.mu.Unlock()
+		s.addAndStart(ctx, j, repo, set, name, repo.ID, profiles, hardwareExists(layout))
+		return
+	}
 	// The plan: which file suits the hardware, and how it spreads over it.
 	planCtx := req.CtxPool
 	if req.Format == "safetensors" {

internal/control/modelserve/plan.go

@@ -98,6 +98,19 @@ func (s *Server) Plan(ctx context.Context, req PlanRequest) (Plan, error) {
 }
 
 func (s *Server) plan(ctx context.Context, repo hf.Repo, req PlanRequest) (Plan, error) {
+	// A pack Strata fetches itself: one way, Strata's, whatever its files.
+	if fam, size, ok := strata.ForFetchedRepo(repo.ID); ok {
+		art := modelplan.Artifact{Name: size.Name, Format: "strata", Bytes: int64(size.DownloadGB * 1e9), Quant: size.Name}
+		p := Plan{Repo: repo.ID, Revision: repo.Revision, Format: "strata", Arch: repo.Architecture, License: repo.License,
+			Context: strataContext, Servable: true, Note: "Strata fetches this pack onto the node itself on its first start"}
+		p.Options = modelplan.StrataOptions(fam.Name, []modelplan.Artifact{art}, s.deps.Pool())
+		pa := PlannedArtifact{Artifact: art}
+		if len(p.Options) > 0 {
+			pa.Best = &p.Options[0]
+		}
+		p.Artifacts = []PlannedArtifact{pa}
+		return p, nil
+	}
 	p := Plan{Repo: repo.ID, Revision: repo.Revision, Format: req.Format, Arch: repo.Architecture,
 		License: repo.License, Params: repo.Params, Context: req.Context, Gated: repo.Gated.Is(), Servable: true,
 		Projectors: Projectors(repo)}

internal/control/modelserve/strata_test.go

@@ -35,3 +35,18 @@ func TestAStrataWayIsChosenAndMadeAProfile(t *testing.T) {
 		t.Errorf("%+v", p)
 	}
 }
+
+func TestAReadyMadePackIsPlannedOnStrataOnly(t *testing.T) {
+	s := New(Deps{Pool: func() []modelplan.PoolNode {
+		return []modelplan.PoolNode{{ID: "cuda01", Class: "6000-24g", GPUMemGB: 24, GPUs: 1, FreeGPUs: 1,
+			HostMemGB: 251, HostFreeGB: 200, Engines: []string{"strata"}}}
+	}})
+	p, err := s.plan(t.Context(), hf.Repo{ID: "Maximilian228/Qwen3.8-Flash-Next-NVIDIA-NVFP4-Strata", Revision: "abc",
+		Architecture: "strata-ple"}, PlanRequest{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !p.Servable || len(p.Options) != 1 || p.Options[0].StrataFamily != "nvfp4" || p.Options[0].StrataSize != "NVFP4-NVIDIA" {
+		t.Errorf("%+v", p)
+	}
+}

internal/strata/models.go

@@ -14,9 +14,9 @@ import (
 
 // Family is a model Strata runs, from one publisher's files.
 type Family struct {
-	// Name is setup's --family.
-	Name  string
-	Title string
+	// Name is setup's --family; Model the name Strata gives the model.
+	Name, Model string
+	Title       string
 	// Repo is the Hugging Face repository its files are in; empty when
 	// Strata fetches them itself from several.
 	Repo string
@@ -42,18 +42,21 @@ type Size struct {
 	RAMGB float64
 	// NVIDIAOnly is a size whose kernels only NVIDIA cards have.
 	NVIDIAOnly bool
+	// Repo is a size's own repository, for a ready-made pack Strata
+	// fetches itself.
+	Repo string
 }
 
 // Families are the families Strata 0.2.7 runs.
 var Families = []Family{
-	{Name: "qwen", Title: "Qwen3.8-Flash-Next", Repo: "ISTA-DASLab/Qwen3.8-Flash-Next-GSQ-RCO-GGUF", Subdir: true},
-	{Name: "swift", Title: "Swift 1.5 (Qwen3.8-Flash-Next, shorter thinking)", Repo: "ukisai/Swift-1.5-Qwen3.8-Flash-Next-GSQ-RCO-GGUF"},
-	{Name: "coder", Title: "Qwen3.8-Flash-Next Coder", Repo: "ISTA-DASLab/Qwen3.8-Flash-Next-GSQ-RCO-Coder-GGUF", Subdir: true},
-	{Name: "unsloth", Title: "Qwen3.8-Flash-Next (Unsloth)", Repo: "unsloth/Qwen3.8-Flash-Next-GGUF", Subdir: true},
-	{Name: "gyro", Title: "Qwen3.8-Flash-Next (Gyro)", Repo: "agentionai/Qwen3.8-Flash-Next-Gyro-GGUF"},
-	{Name: "nvfp4", Title: "Qwen3.8-Flash-Next (NVFP4)"},
-	{Name: "qwen36", Title: "Qwen3.6-35B-A3B", Repo: "unsloth/Qwen3.6-35B-A3B-MTP-GGUF"},
-	{Name: "deepseek41", Title: "DeepSeek V4.1-Flash", Repo: "ISTA-DASLab/DeepSeek-V4.1-Flash-1017-GSQ-RCO-GGUF", Engine: true},
+	{Name: "qwen", Model: "qwen3.8-flash-next", Title: "Qwen3.8-Flash-Next", Repo: "ISTA-DASLab/Qwen3.8-Flash-Next-GSQ-RCO-GGUF", Subdir: true},
+	{Name: "swift", Model: "swift-1.5", Title: "Swift 1.5 (Qwen3.8-Flash-Next, shorter thinking)", Repo: "ukisai/Swift-1.5-Qwen3.8-Flash-Next-GSQ-RCO-GGUF"},
+	{Name: "coder", Model: "qwen3.8-flash-next-coder", Title: "Qwen3.8-Flash-Next Coder", Repo: "ISTA-DASLab/Qwen3.8-Flash-Next-GSQ-RCO-Coder-GGUF", Subdir: true},
+	{Name: "unsloth", Model: "qwen3.8-flash-next-unsloth", Title: "Qwen3.8-Flash-Next (Unsloth)", Repo: "unsloth/Qwen3.8-Flash-Next-GGUF", Subdir: true},
+	{Name: "gyro", Model: "qwen3.8-flash-next-gyro", Title: "Qwen3.8-Flash-Next (Gyro)", Repo: "agentionai/Qwen3.8-Flash-Next-Gyro-GGUF"},
+	{Name: "nvfp4", Model: "qwen3.8-flash-next-nvfp4", Title: "Qwen3.8-Flash-Next (NVFP4)"},
+	{Name: "qwen36", Model: "qwen3.6-35b-a3b", Title: "Qwen3.6-35B-A3B", Repo: "unsloth/Qwen3.6-35B-A3B-MTP-GGUF"},
+	{Name: "deepseek41", Model: "deepseek-v4.1-flash", Title: "DeepSeek V4.1-Flash", Repo: "ISTA-DASLab/DeepSeek-V4.1-Flash-1017-GSQ-RCO-GGUF", Engine: true},
 }
 
 // Sizes are the sizes Strata 0.2.7 runs, and which families have each.
@@ -70,9 +73,12 @@ var Sizes = []Size{
 	{Name: "Q8_0", Families: []string{"unsloth", "qwen36"}, DownloadGB: 188.2, RAMGB: 136},
 	{Name: "Gyro-S", Families: []string{"gyro"}, DownloadGB: 58.5, RAMGB: 27.6},
 	{Name: "Gyro-M", Families: []string{"gyro"}, DownloadGB: 92.0, RAMGB: 35},
-	{Name: "NVFP4", Families: []string{"nvfp4"}, DownloadGB: 128, RAMGB: 80, NVIDIAOnly: true},
-	{Name: "NVFP4-NVIDIA", Families: []string{"nvfp4"}, DownloadGB: 128, RAMGB: 80, NVIDIAOnly: true},
-	{Name: "NVFP4-QAD", Families: []string{"nvfp4"}, DownloadGB: 102.2, DiskGB: 212.2, RAMGB: 80, NVIDIAOnly: true},
+	{Name: "NVFP4", Families: []string{"nvfp4"}, DownloadGB: 128, RAMGB: 80, NVIDIAOnly: true,
+		Repo: "Maximilian228/Qwen3.8-Flash-Next-NVFP4-GPTQ-Strata"},
+	{Name: "NVFP4-NVIDIA", Families: []string{"nvfp4"}, DownloadGB: 128, RAMGB: 80, NVIDIAOnly: true,
+		Repo: "Maximilian228/Qwen3.8-Flash-Next-NVIDIA-NVFP4-Strata"},
+	{Name: "NVFP4-QAD", Families: []string{"nvfp4"}, DownloadGB: 102.2, DiskGB: 212.2, RAMGB: 80, NVIDIAOnly: true,
+		Repo: "nvidia/Qwen3.8-Flash-Next-FP4-Local"},
 	{Name: "IST-DAS-1.75bpw", Families: []string{"deepseek41"}, DownloadGB: 239, RAMGB: 34},
 	{Name: "IST-DAS-2.00bpw", Families: []string{"deepseek41"}, DownloadGB: 257, RAMGB: 40},
 	{Name: "IST-DAS-2.25bpw", Families: []string{"deepseek41"}, DownloadGB: 274, RAMGB: 44},
@@ -172,3 +178,51 @@ func SizeForFile(family, file string) (Size, bool) {
 	}
 	return best, best.Name != ""
 }
+
+// FetchesItself is a family whose files Strata's setup fetches itself, each
+// pinned to a commit and checked: ready-made packs, and DeepSeek's sets with
+// an engine of their own. A model of it names its repository as the source.
+func (f Family) FetchesItself() bool { return f.Name == "nvfp4" || f.Engine }
+
+// RepoOf is the repository a size of a family is in.
+func RepoOf(f Family, s Size) string {
+	if s.Repo != "" {
+		return s.Repo
+	}
+	return f.Repo
+}
+
+// ForFetchedRepo is the family and size a repository is, for one Strata
+// fetches itself: a ready-made pack's own, or DeepSeek's (whose size the
+// repository does not say, so the smallest).
+func ForFetchedRepo(repo string) (Family, Size, bool) {
+	for _, f := range Families {
+		if !f.FetchesItself() {
+			continue
+		}
+		for _, s := range SizesOf(f.Name) {
+			if strings.EqualFold(RepoOf(f, s), repo) {
+				return f, s, true
+			}
+		}
+	}
+	return Family{}, Size{}, false
+}
+
+// Fetchable says whether a size's files can be fetched by llmgw from the
+// family's repository: not where Strata fetches them itself (NVFP4's packs,
+// DeepSeek's sets with an engine of their own).
+func (f Family) Fetchable() bool { return f.Repo != "" && !f.Engine }
+
+// FilesOf are the weights of a size among a repository's files: its GGUF
+// shards, not the picture reader.
+func FilesOf(size string, paths []string) []string {
+	var out []string
+	for _, p := range paths {
+		u := strings.ToUpper(p)
+		if strings.HasSuffix(u, ".GGUF") && !strings.Contains(u, "MMPROJ") && strings.Contains(u, strings.ToUpper(size)) {
+			out = append(out, p)
+		}
+	}
+	return out
+}

internal/web/admin_mirror.go

@@ -24,6 +24,7 @@ import (
 	"gitea.mynodes.xyz/ilker/llmgw/internal/safedial"
 	"gitea.mynodes.xyz/ilker/llmgw/internal/sourcecheck"
 	"gitea.mynodes.xyz/ilker/llmgw/internal/store"
+	"gitea.mynodes.xyz/ilker/llmgw/internal/strata"
 )
 
 // MirrorAdmin is the mirror's management API as this page needs it.
@@ -169,6 +170,10 @@ type adminMirrorData struct {
 	// the serve action is then not offered rather than offered and refused.
 	HasCatalog bool
 
+	// Strata is the Strata tab: the models it runs, and where they would
+	// run here.
+	Strata *strataView
+
 	// The explorer.
 	HasRegistry bool
 	Query       string
@@ -256,6 +261,14 @@ func (p *AccountPages) RegisterAdminMirror(mux *http.ServeMux, d MirrorDeps) {
 			render(w, r, "mirror_repo", d)
 		}))
 
+	mux.HandleFunc("POST /admin/mirror/strata", p.mirrorAction(m,
+		func(ctx context.Context, admin store.User, r *http.Request) (string, error) {
+			if r.FormValue("action") == "serve" {
+				return p.serveStrata(ctx, langOf(r), admin.Email, r.FormValue("family"), r.FormValue("size"))
+			}
+			return p.fetchStrata(ctx, langOf(r), m, r.FormValue("family"), r.FormValue("size"))
+		}))
+
 	mux.HandleFunc("POST /admin/mirror/fetch", p.mirrorAction(m,
 		func(ctx context.Context, admin store.User, r *http.Request) (string, error) {
 			// One form posts one source or fifteen. A sharded model is one
@@ -462,6 +475,9 @@ func (p *AccountPages) renderMirror(w http.ResponseWriter, r *http.Request,
 	if d.Tab == tabExplore {
 		p.explore(r, &d)
 	}
+	if d.Tab == tabStrata {
+		d.Strata = p.strataView(l)
+	}
 
 	got, err := m.List(r.Context())
 	if err != nil {
@@ -618,6 +634,7 @@ const (
 	tabHeld    = "held"
 	tabExplore = "explore"
 	tabFetch   = "fetch"
+	tabStrata  = "strata"
 )
 
 // mirrorTab is one of the page's tabs.
@@ -636,7 +653,7 @@ type mirrorTab struct {
 // shown, where its effect is, unless it was refused: then the form it came
 // from, to try again.
 func mirrorTabFor(r *http.Request, errMsg string) string {
-	valid := func(t string) bool { return t == tabHeld || t == tabExplore || t == tabFetch }
+	valid := func(t string) bool { return t == tabHeld || t == tabExplore || t == tabFetch || t == tabStrata }
 	if r.Method == http.MethodPost {
 		if t := r.PostFormValue("tab"); errMsg != "" && valid(t) {
 			return t
@@ -673,6 +690,10 @@ func mirrorTabs(l *Lang, d adminMirrorData) []mirrorTab {
 		tabs = append(tabs, mirrorTab{Label: l.T("mirror.tab.explore"),
 			Href: "/admin/mirror?tab=explore", Active: d.Tab == tabExplore})
 	}
+	if d.HasRegistry {
+		tabs = append(tabs, mirrorTab{Label: l.T("mirror.tab.strata"),
+			Href: "/admin/mirror?tab=strata", Active: d.Tab == tabStrata})
+	}
 	return append(tabs, mirrorTab{Label: l.T("mirror.tab.fetch"),
 		Href: "/admin/mirror?tab=fetch", Active: d.Tab == tabFetch})
 }
@@ -823,9 +844,15 @@ func (p *AccountPages) openRepo(r *http.Request, d *adminMirrorData, repo string
 			Version: got.ShortRevision(),
 		}
 		rs.Verdict = p.verdictFor(langOf(r), got.Architecture, set.Name)
-		// A family Strata runs: one card and the experts in RAM, whether
-		// or not llama.cpp could load it.
-		if layout, ok := fit.strataLayout(langOf(r), got.ID, set.Name, set.Bytes); ok {
+		// A pack made for Strata: served whole, from the Strata tab, when
+		// Strata knows it; named for what it is when it does not.
+		if fam, size, ok := strata.ForFetchedRepo(got.ID); ok {
+			rs.Verdict = gguf.Verdict{Checked: true, Reason: langOf(r).T("strata.pack_files", fam.Title, size.Name)}
+		} else if got.Architecture == "strata-ple" {
+			rs.Verdict = gguf.Verdict{Checked: true, Reason: langOf(r).T("strata.unknown_pack")}
+		} else if layout, ok := fit.strataLayout(langOf(r), got.ID, set.Name, set.Bytes); ok {
+			// A family Strata runs: one card and the experts in RAM,
+			// whether or not llama.cpp could load it.
 			rs.Verdict, rs.GPULayout = gguf.Verdict{Checked: true, Servable: true}, layout
 		} else if fit != nil && rs.Verdict.Servable {
 			if v, ok := fit.holds(langOf(r), set.Name, set.Bytes, got.Params); !ok {

internal/web/admin_strata.go

@@ -0,0 +1,153 @@
+package web
+
+import (
+	"context"
+	"errors"
+	"slices"
+	"strconv"
+	"strings"
+	"time"
+
+	"gitea.mynodes.xyz/ilker/llmgw/internal/control/catalog"
+	"gitea.mynodes.xyz/ilker/llmgw/internal/mirror"
+	"gitea.mynodes.xyz/ilker/llmgw/internal/modelplan"
+	"gitea.mynodes.xyz/ilker/llmgw/internal/strata"
+)
+
+// The mirror page's Strata tab: the models Strata runs, each size with what
+// it downloads and keeps in RAM and where it would run here, and a button
+// that fetches a size's files into the mirror, where the version's serve
+// form then serves it on Strata.
+
+type strataView struct {
+	// Nodes are the nodes that have Strata installed.
+	Nodes    []string
+	Families []strataFamilyRow
+}
+
+type strataFamilyRow struct {
+	Name, Title, Repo string
+	// Fetchable is a family whose files llmgw fetches into the mirror;
+	// FetchesItself one whose files Strata fetches onto the node, served
+	// from here at once.
+	Fetchable, FetchesItself bool
+	Sizes                    []strataSizeRow
+}
+
+type strataSizeRow struct {
+	Size              string
+	DownloadGB, RAMGB string
+	Runs              string
+	Fits, NVIDIAOnly  bool
+}
+
+func (p *AccountPages) strataView(l *Lang) *strataView {
+	v := &strataView{}
+	var pool []modelplan.PoolNode
+	if fit := p.fitOf(); fit != nil {
+		pool = fit.pool
+	}
+	for _, n := range pool {
+		if slices.Contains(n.Engines, "strata") {
+			v.Nodes = append(v.Nodes, n.ID)
+		}
+	}
+	for _, f := range strata.Families {
+		row := strataFamilyRow{Name: f.Name, Title: f.Title, Repo: f.Repo, Fetchable: f.Fetchable(),
+			FetchesItself: f.FetchesItself()}
+		for _, s := range strata.SizesOf(f.Name) {
+			sr := strataSizeRow{Size: s.Name, DownloadGB: l.Num(s.DownloadGB, 0), RAMGB: l.Int(int64(s.MemoryGB())),
+				NVIDIAOnly: s.NVIDIAOnly}
+			opts := modelplan.StrataOptions(f.Name, []modelplan.Artifact{{Name: s.Name + ".gguf", Format: "gguf",
+				Bytes: int64(s.DownloadGB * 1e9)}}, pool)
+			switch {
+			case len(opts) > 0:
+				sr.Fits, sr.Runs = true, l.T("explore.strata", opts[0].Class, l.Num(opts[0].NeedGB, 0))
+			case len(v.Nodes) == 0:
+				sr.Runs = l.T("strata.no_node")
+			default:
+				sr.Runs = l.T("strata.no_room", s.MemoryGB())
+			}
+			row.Sizes = append(row.Sizes, sr)
+		}
+		v.Families = append(v.Families, row)
+	}
+	return v
+}
+
+// serveStrata adds a model of a family Strata fetches itself: its source
+// the repository, its replica on a card of the class the plan found.
+func (p *AccountPages) serveStrata(ctx context.Context, l *Lang, by, family, size string) (string, error) {
+	fam, ok := strata.FamilyNamed(family)
+	s, err := strata.SizeOf(family, size)
+	if !ok || err != nil {
+		return "", errors.New(l.T("strata.err.unknown", family, size))
+	}
+	if !fam.FetchesItself() || p.catalog == nil {
+		return "", errors.New(l.T("strata.err.not_servable", fam.Title))
+	}
+	var pool []modelplan.PoolNode
+	if fit := p.fitOf(); fit != nil {
+		pool = fit.pool
+	}
+	opts := modelplan.StrataOptions(fam.Name, []modelplan.Artifact{{Name: s.Name + ".gguf", Format: "gguf"}}, pool)
+	if len(opts) == 0 {
+		return "", errors.New(l.T("strata.no_room", s.MemoryGB()))
+	}
+	name := fam.Model + "-" + strings.ToLower(s.Name)
+	disk := s.DownloadGB
+	if s.DiskGB > disk {
+		disk = s.DiskGB
+	}
+	m := catalog.Model{Name: name, Source: strata.RepoOf(fam, s), RoutingProfile: "chat", ContextLength: strataContext,
+		Scaling: catalog.Scaling{Min: 1, Max: 1},
+		Profiles: []catalog.Profile{{Name: "strata-" + opts[0].Class, Engine: "strata", GPUClass: opts[0].Class,
+			GPUsPerNode: 1, Weight: 1, Priority: 100, MinMemoryGB: s.MemoryGB(), MinDiskGB: int(disk) + 10,
+			Args: []string{"--family", fam.Name, "--size", s.Name, "--context", strconv.Itoa(strataContext), "--vision", "no"},
+			// Its files come onto the node on its first start, tens of
+			// gigabytes from the internet, before it is prepared.
+			StartupTimeout: 4 * time.Hour}}}
+	if err := p.catalog.Add(ctx, m, by); err != nil {
+		return "", err
+	}
+	return l.T("strata.msg.served", name, l.Num(disk, 0)), nil
+}
+
+// strataContext is the context a Strata model is served with from here.
+const strataContext = 32768
+
+// fetchStrata fetches a Strata size's files from its family's repository
+// into the mirror, each checked against the sha256 the registry published.
+func (p *AccountPages) fetchStrata(ctx context.Context, l *Lang, m MirrorAdmin, family, size string) (string, error) {
+	fam, ok := strata.FamilyNamed(family)
+	if _, err := strata.SizeOf(family, size); !ok || err != nil {
+		return "", errors.New(l.T("strata.err.unknown", family, size))
+	}
+	if !fam.Fetchable() || p.registry == nil {
+		return "", errors.New(l.T("strata.err.not_fetchable", fam.Title))
+	}
+	repo, err := p.registry.Repo(ctx, fam.Repo)
+	if err != nil {
+		return "", err
+	}
+	var paths []string
+	sums := map[string]string{}
+	for _, f := range repo.Files {
+		paths = append(paths, f.Path)
+		sums[f.Path] = f.SHA256
+	}
+	files := strata.FilesOf(size, paths)
+	if len(files) == 0 {
+		return "", errors.New(l.T("strata.err.no_files", fam.Repo, size))
+	}
+	model := fam.Model + "-" + strings.ToLower(size)
+	version := repo.ShortRevision()
+	for i, path := range files {
+		req := mirror.FetchRequest{Source: repo.DownloadURL("", path), Model: model, Version: version,
+			File: mirror.LastPathElement(path), SHA256: sums[path]}
+		if _, err := m.Fetch(ctx, req); err != nil && !strings.Contains(err.Error(), "already") {
+			return "", errors.New(l.T("mirror.err.partly_started", i, len(files), req.File, l.Err(err)))
+		}
+	}
+	return l.T("mirror.msg.started", model, version, l.N("mirror.files", int64(len(files)))), nil
+}

internal/web/admin_strata_test.go

@@ -0,0 +1,88 @@
+package web
+
+import (
+	"net/url"
+	"strings"
+	"testing"
+	"time"
+
+	"gitea.mynodes.xyz/ilker/llmgw/internal/control/adminapi"
+	"gitea.mynodes.xyz/ilker/llmgw/internal/hf"
+)
+
+// strataFleet is one node with an RTX 6000, 251 GB and Strata installed.
+type strataFleet struct{ fakeFleet }
+
+func (strataFleet) Nodes() []adminapi.NodeView {
+	return []adminapi.NodeView{{ID: "cuda01", State: "ready", GPUTotal: 1, GPUFree: 1, MemoryGB: 251,
+		Classes: []string{"6000-24g"}, Engines: []string{"llamacpp", "strata"}}}
+}
+
+func TestTheStrataTabListsWhatRunsHereAndFetchesASize(t *testing.T) {
+	reg := &fakeRegistry{repo: hf.Repo{ID: "ISTA-DASLab/Qwen3.8-Flash-Next-GSQ-RCO-GGUF",
+		Revision: "0123456789abcdef0123456789abcdef01234567", Files: []hf.File{
+			{Path: "IQ2_XS/Qwen3.8-Flash-Next-GSQ-RCO-IQ2_XS-00001-of-00002.gguf", SHA256: "aa"},
+			{Path: "IQ2_XS/Qwen3.8-Flash-Next-GSQ-RCO-IQ2_XS-00002-of-00002.gguf", SHA256: "bb"},
+			{Path: "IQ3_S/Qwen3.8-Flash-Next-GSQ-RCO-IQ3_S-00001-of-00002.gguf"},
+			{Path: "mmproj-Qwen3.8-Flash-Next-BF16.gguf"},
+		}}}
+	m := &fakeMirror{}
+	mux := mirrorPageDeps(t, MirrorDeps{Mirror: m, Registry: reg, Fleet: strataFleet{}}, true)
+
+	body := mirrorGet(t, mux, "/admin/mirror?tab=strata").Body.String()
+	for _, want := range []string{"Strata is installed on: cuda01", "Qwen3.8-Flash-Next", "IQ2_XS",
+		"1× 6000-24g with Strata, 52 GB of RAM", `name="size" value="IQ2_XS"`, "Strata fetches these onto the node itself"} {
+		if !strings.Contains(body, want) {
+			t.Errorf("the tab lacks %q", want)
+		}
+	}
+	// Unsloth's Q8_0 keeps 140 GB: it runs here; nothing past the node's RAM does.
+	if strings.Contains(body, `value="UD-Q8_K_XL"`) {
+		t.Error("offered DeepSeek's 306 GB size, which no node holds, and which Strata fetches itself")
+	}
+
+	mirrorPost(t, mux, "/admin/mirror/strata", url.Values{"csrf": {"tok"}, "family": {"qwen"}, "size": {"IQ2_XS"}})
+	if len(m.all) != 2 {
+		t.Fatalf("fetched %+v", m.all)
+	}
+	f := m.all[0]
+	if f.Model != "qwen3.8-flash-next-iq2_xs" || f.Version != "01234567" || f.SHA256 != "aa" ||
+		!strings.Contains(f.Source, "/resolve/0123456789abcdef0123456789abcdef01234567/IQ2_XS/") {
+		t.Errorf("%+v", f)
+	}
+}
+
+// A ready-made pack is served at once, its repository the source, Strata
+// fetching it onto the node.
+func TestAReadyMadeStrataPackIsServedFromTheTab(t *testing.T) {
+	cat := &fakeCatalog{}
+	mux := mirrorPageDeps(t, MirrorDeps{Mirror: &fakeMirror{}, Registry: &fakeRegistry{}, Catalog: cat, Fleet: strataFleet{}}, true)
+	if body := mirrorGet(t, mux, "/admin/mirror?tab=strata").Body.String(); !strings.Contains(body, `name="action" value="serve"`) {
+		t.Fatal("no serve button for a pack")
+	}
+	mirrorPost(t, mux, "/admin/mirror/strata", url.Values{"csrf": {"tok"}, "action": {"serve"}, "family": {"nvfp4"}, "size": {"NVFP4"}})
+	if len(cat.added) != 1 {
+		t.Fatalf("added %+v", cat.added)
+	}
+	m := cat.added[0]
+	p := m.Profiles[0]
+	if m.Name != "qwen3.8-flash-next-nvfp4-nvfp4" || m.Source != "Maximilian228/Qwen3.8-Flash-Next-NVFP4-GPTQ-Strata" ||
+		p.Engine != "strata" || p.GPUClass != "6000-24g" || p.MinMemoryGB != 84 || p.StartupTimeout < time.Hour ||
+		strings.Join(p.Args, " ") != "--family nvfp4 --size NVFP4 --context 32768 --vision no" {
+		t.Errorf("%+v", m)
+	}
+}
+
+func TestAStrataPacksFilesAreNamedForWhatTheyAre(t *testing.T) {
+	for repo, want := range map[string]string{
+		"Maximilian228/Qwen3.8-Flash-Next-NVFP4-GPTQ-Strata": "ready-made Qwen3.8-Flash-Next (NVFP4) NVFP4 pack",
+		"trymirai/Qwen3.8-Flash-Next-S-strata-experimental":  "Strata 0.2.7 does not know",
+	} {
+		reg := &fakeRegistry{repo: hf.Repo{ID: repo, Architecture: "strata-ple", Revision: "abc",
+			Files: []hf.File{{Path: "ple-fp8.gguf", Bytes: 51e9}}}}
+		mux := mirrorPageDeps(t, MirrorDeps{Mirror: &fakeMirror{}, Registry: reg, Fleet: strataFleet{}}, true)
+		if body := mirrorGet(t, mux, "/admin/mirror?repo="+repo).Body.String(); !strings.Contains(body, want) {
+			t.Errorf("%s: no %q", repo, want)
+		}
+	}
+}

internal/web/locales/en/mirror.json

@@ -257,5 +257,26 @@
   "mirror.err.wrong_arch": "that adapter is for %s models and %s is %s",
   "mirror.msg.adapter_added": "%[1]s: adapter %[2]s added; ask for it by that name once the replicas are restarted (llmgw ctl restart --model %[1]s)",
   "mirror.err.adapter_op": "add or remove an adapter",
-  "explore.strata": "1× %s with Strata, %s GB of RAM"
+  "explore.strata": "1× %s with Strata, %s GB of RAM",
+  "mirror.tab.strata": "Strata",
+  "strata.intro": "Strata runs these mixture-of-experts models with the experts in a node's RAM and the rest on one card of 12 GB or more: a model that fits no card, served from one. Fetch a size into the mirror; its serve form on the mirror's tab then serves it on Strata. The first start prepares it on the node, which takes minutes.",
+  "strata.nodes": "Strata is installed on: %s",
+  "strata.none": "No node has Strata installed. Name it among the cluster's engines (<code>llmgw ctl config set engines.strata 0.2.7</code>) and the nodes with an NVIDIA card install it.",
+  "strata.self": "Strata fetches these onto the node itself, each file pinned and checked, on the model's first start: served from here, they do not go through the mirror.",
+  "strata.col.size": "Size",
+  "strata.col.download": "Download",
+  "strata.col.ram": "RAM it keeps",
+  "strata.col.runs": "Here",
+  "strata.fetch": "Fetch into the mirror",
+  "strata.nvidia": "NVIDIA only",
+  "strata.no_node": "no node has Strata",
+  "strata.no_room": "no node with Strata has %d GB of RAM and a card of 12 GB",
+  "strata.err.unknown": "Strata runs no %s %s",
+  "strata.err.not_fetchable": "Strata fetches %s itself; serve it with a definition that names its family and size.",
+  "strata.err.no_files": "%s has no files of size %s",
+  "strata.serve": "Serve",
+  "strata.err.not_servable": "%s is fetched into the mirror first, then served from its version",
+  "strata.msg.served": "%s added: its first start fetches about %s GB onto the node and prepares it, which can take hours on a slow link; Replicas shows how far it is.",
+  "strata.pack_files": "part of Strata's ready-made %s %s pack: served whole from the mirror's Strata tab, Strata fetching it onto the node",
+  "strata.unknown_pack": "a pack made for Strata that Strata 0.2.7 does not know: its setup refuses it, and llama.cpp cannot read it"
 }

internal/web/locales/tr/mirror.json

@@ -250,5 +250,26 @@
   "mirror.err.wrong_arch": "bu adaptör %s modelleri için; %s ise %s",
   "mirror.msg.adapter_added": "%[1]s: %[2]s adaptörü eklendi; replikalar yeniden başlatılınca bu adla isteyin (llmgw ctl restart --model %[1]s)",
   "mirror.err.adapter_op": "bir adaptör ekleyin ya da kaldırın",
-  "explore.strata": "Strata ile 1× %s, %s GB RAM"
+  "explore.strata": "Strata ile 1× %s, %s GB RAM",
+  "mirror.tab.strata": "Strata",
+  "strata.intro": "Strata bu uzman karışımı (MoE) modelleri, uzmanları node'un RAM'inde, gerisini 12 GB ya da daha büyük tek bir kartta tutarak çalıştırır: hiçbir karta sığmayan bir model tek karttan sunulur. Bir boyutu aynaya indirin; aynadakiler sekmesindeki sunma formu onu Strata ile sunar. İlk açılışta model node üzerinde hazırlanır; bu birkaç dakika sürer.",
+  "strata.nodes": "Strata kurulu node'lar: %s",
+  "strata.none": "Hiçbir node'da Strata kurulu değil. Kümenin motorları arasında adını verin (<code>llmgw ctl config set engines.strata 0.2.7</code>); NVIDIA kartı olan node'lar onu kurar.",
+  "strata.self": "Bunları Strata, modelin ilk açılışında her dosyayı sabitleyip denetleyerek node'a kendisi indirir: buradan sunulur, aynadan geçmez.",
+  "strata.col.size": "Boyut",
+  "strata.col.download": "İndirme",
+  "strata.col.ram": "Ayırdığı RAM",
+  "strata.col.runs": "Burada",
+  "strata.fetch": "Aynaya indir",
+  "strata.nvidia": "Yalnız NVIDIA",
+  "strata.no_node": "Strata hiçbir node'da yok",
+  "strata.no_room": "Strata kurulu hiçbir node'da %d GB RAM ve 12 GB'lık kart yok",
+  "strata.err.unknown": "Strata %s %s çalıştırmıyor",
+  "strata.err.not_fetchable": "%s dosyalarını Strata kendisi indirir; ailesini ve boyutunu veren bir tanımla sunun.",
+  "strata.err.no_files": "%s içinde %s boyutunda dosya yok",
+  "strata.serve": "Sun",
+  "strata.err.not_servable": "%s önce aynaya indirilir, sonra sürümünden sunulur",
+  "strata.msg.served": "%s eklendi: ilk açılışında node'a yaklaşık %s GB indirip hazırlar; yavaş bağlantıda saatler sürebilir. İlerleyişi Replikalar gösterir.",
+  "strata.pack_files": "Strata'nın hazır %s %s paketinin parçası: aynanın Strata sekmesinden bütün olarak sunulur, Strata onu node'a kendisi indirir",
+  "strata.unknown_pack": "Strata için hazırlanmış ama Strata 0.2.7'nin tanımadığı bir paket: kurulumu onu reddeder, llama.cpp de okuyamaz"
 }

internal/web/templates/admin_mirror.html

@@ -424,6 +424,40 @@ document.querySelector("table.explore").addEventListener("submit", async functio
 {{if .Repo}}{{template "mirror_repo" .}}{{end}}
 {{end}}
 
+{{if and (eq .Tab "strata") .Strata}}
+<p class="note">{{t "strata.intro"}}</p>
+{{if .Strata.Nodes}}<p class="sub">{{t "strata.nodes" (join .Strata.Nodes)}}</p>
+{{else}}<p class="note error-row">{{th "strata.none"}}</p>{{end}}
+{{range .Strata.Families}}
+<h3>{{.Title}} <span class="opt"><code>--family {{.Name}}</code>{{if .Repo}} · <a href="/admin/mirror?repo={{.Repo}}">{{.Repo}}</a>{{end}}</span></h3>
+{{if .FetchesItself}}<p class="sub">{{t "strata.self"}}</p>{{end}}
+<table class="rows">
+  <tr><th>{{t "strata.col.size"}}</th><th>{{t "strata.col.download"}}</th><th>{{t "strata.col.ram"}}</th><th>{{t "strata.col.runs"}}</th><th></th></tr>
+  {{$fam := .}}
+  {{range .Sizes}}
+  <tr>
+    <td><code>{{.Size}}</code>{{if .NVIDIAOnly}} <span class="opt">{{t "strata.nvidia"}}</span>{{end}}</td>
+    <td>{{.DownloadGB}} GB</td>
+    <td>{{.RAMGB}} GB</td>
+    <td>{{if .Fits}}{{.Runs}}{{else}}<span class="opt">{{.Runs}}</span>{{end}}</td>
+    <td>{{if and $fam.FetchesItself .Fits}}<form method="post" action="/admin/mirror/strata" class="inline">
+      <input type="hidden" name="csrf" value="{{$.CSRF}}">
+      <input type="hidden" name="tab" value="strata">
+      <input type="hidden" name="action" value="serve">
+      <input type="hidden" name="family" value="{{$fam.Name}}">
+      <input type="hidden" name="size" value="{{.Size}}">
+      <button type="submit">{{t "strata.serve"}}</button></form>{{end}}{{if and $fam.Fetchable .Fits}}<form method="post" action="/admin/mirror/strata" class="inline">
+      <input type="hidden" name="csrf" value="{{$.CSRF}}">
+      <input type="hidden" name="tab" value="strata">
+      <input type="hidden" name="family" value="{{$fam.Name}}">
+      <input type="hidden" name="size" value="{{.Size}}">
+      <button type="submit">{{t "strata.fetch"}}</button></form>{{end}}</td>
+  </tr>
+  {{end}}
+</table>
+{{end}}
+{{end}}
+
 {{if eq .Tab "fetch"}}
 <p class="note">{{t "mirror.fetch.intro"}}</p>
 <form method="post" action="/admin/mirror/fetch">