diff --git a/.gitignore b/.gitignore
index 27b47b2..f059b7f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,8 @@
 
 data/
 config/config.yaml
+include/
+lib/
 
 dist/
 __debug_bin*
@@ -12,4 +14,4 @@ node_modules/
 .next/
 *.tsbuildinfo
 
-.superpowers
\ No newline at end of file
+.superpowers
diff --git a/Makefile b/Makefile
index 951aa5a..d95d177 100644
--- a/Makefile
+++ b/Makefile
@@ -8,12 +8,59 @@ PNPM ?= pnpm
 GOOS ?= $(shell $(GO) env GOOS)
 GOARCH ?= $(shell $(GO) env GOARCH)
 DEV_SERVER_URL ?= http://127.0.0.1:8083
+LANCEDB_VERSION ?= v0.1.2
+LANCEDB_DOWNLOAD_SCRIPT ?= https://raw.githubusercontent.com/lancedb/lancedb-go/main/scripts/download-artifacts.sh
+LANCEDB_TEST_PKGS ?= ./internal/ai/rag/vectordb
+
+UNAME_S := $(shell uname -s)
+UNAME_M := $(shell uname -m)
+
+ifeq ($(UNAME_M),x86_64)
+	LANCEDB_ARCH := amd64
+else ifeq ($(UNAME_M),amd64)
+	LANCEDB_ARCH := amd64
+else ifeq ($(UNAME_M),arm64)
+	LANCEDB_ARCH := arm64
+else ifeq ($(UNAME_M),aarch64)
+	LANCEDB_ARCH := arm64
+else
+	LANCEDB_ARCH := unsupported
+endif
+
+ifeq ($(UNAME_S),Darwin)
+	LANCEDB_PLATFORM := darwin
+	LANCEDB_SYSTEM_LDFLAGS := -framework Security -framework CoreFoundation
+else ifeq ($(UNAME_S),Linux)
+	LANCEDB_PLATFORM := linux
+	LANCEDB_SYSTEM_LDFLAGS := -lm -ldl -lpthread
+else ifneq (,$(findstring MINGW,$(UNAME_S)))
+	LANCEDB_PLATFORM := windows
+	LANCEDB_ARCH := amd64
+	LANCEDB_SYSTEM_LDFLAGS :=
+else ifneq (,$(findstring MSYS,$(UNAME_S)))
+	LANCEDB_PLATFORM := windows
+	LANCEDB_ARCH := amd64
+	LANCEDB_SYSTEM_LDFLAGS :=
+else ifneq (,$(findstring CYGWIN,$(UNAME_S)))
+	LANCEDB_PLATFORM := windows
+	LANCEDB_ARCH := amd64
+	LANCEDB_SYSTEM_LDFLAGS :=
+else
+	LANCEDB_PLATFORM := unsupported
+	LANCEDB_SYSTEM_LDFLAGS :=
+endif
+
+LANCEDB_PLATFORM_ARCH := $(LANCEDB_PLATFORM)_$(LANCEDB_ARCH)
+LANCEDB_NATIVE_LIB := $(CURDIR)/lib/$(LANCEDB_PLATFORM_ARCH)/liblancedb_go.a
+LANCEDB_CGO_CFLAGS := -I$(CURDIR)/include
+LANCEDB_CGO_LDFLAGS := $(LANCEDB_NATIVE_LIB) $(LANCEDB_SYSTEM_LDFLAGS)
 
 .DEFAULT_GOAL := help
 
 .PHONY: all help build build-go build-linux release run run-go dev test check clean clean-web \
 	web-install web-dev web-build-spa ensure-spa build-spa web-build-ssr web-typecheck web-lint \
-	generator enums migration testdata
+	generator enums migration testdata lancedb-platform-info lancedb-artifacts lancedb-check \
+	build-lancedb test-lancedb clean-lancedb-artifacts
 
 all: build
 
@@ -39,6 +86,9 @@ help:
 	@echo "  make enums                Generate frontend enums"
 	@echo "  make migration            Run migration command"
 	@echo "  make testdata             Run testdata generator"
+	@echo "  make lancedb-artifacts    Download LanceDB native libraries for this platform"
+	@echo "  make build-lancedb        Build Go binary with LanceDB provider enabled"
+	@echo "  make test-lancedb         Run LanceDB provider tests with native libraries"
 
 build: web-build-spa
 	@$(MAKE) build-go
@@ -128,3 +178,47 @@ migration:
 
 testdata:
 	@$(GO) run ./cmd/testdata -lang $(or $(TESTDATA_LANG),zh)
+
+lancedb-platform-info:
+	@echo "LanceDB platform information:"
+	@echo "  OS/arch:          $(UNAME_S)/$(UNAME_M)"
+	@echo "  platform-arch:    $(LANCEDB_PLATFORM_ARCH)"
+	@echo "  version:          $(LANCEDB_VERSION)"
+	@echo "  CGO_CFLAGS:       $(LANCEDB_CGO_CFLAGS)"
+	@echo "  CGO_LDFLAGS:      $(LANCEDB_CGO_LDFLAGS)"
+	@echo "  native library:   $(LANCEDB_NATIVE_LIB)"
+
+lancedb-artifacts:
+	@if [ "$(LANCEDB_PLATFORM)" = "unsupported" ] || [ "$(LANCEDB_ARCH)" = "unsupported" ]; then \
+		echo "Unsupported LanceDB platform: $(UNAME_S)/$(UNAME_M)"; \
+		exit 1; \
+	fi
+	@if [ -f "$(LANCEDB_NATIVE_LIB)" ] && [ -f "$(CURDIR)/include/lancedb.h" ]; then \
+		echo "LanceDB native artifacts already exist for $(LANCEDB_PLATFORM_ARCH)."; \
+	else \
+		echo "Downloading LanceDB native artifacts $(LANCEDB_VERSION) for $(LANCEDB_PLATFORM_ARCH)..."; \
+		curl -sSL "$(LANCEDB_DOWNLOAD_SCRIPT)" | bash -s "$(LANCEDB_VERSION)"; \
+	fi
+
+lancedb-check: lancedb-artifacts
+	@if [ ! -f "$(LANCEDB_NATIVE_LIB)" ]; then \
+		echo "Missing LanceDB native library: $(LANCEDB_NATIVE_LIB)"; \
+		exit 1; \
+	fi
+	@if [ ! -f "$(CURDIR)/include/lancedb.h" ]; then \
+		echo "Missing LanceDB header: $(CURDIR)/include/lancedb.h"; \
+		exit 1; \
+	fi
+
+build-lancedb: ensure-spa lancedb-check
+	@echo "Building $(APP) with LanceDB provider enabled..."
+	@CGO_ENABLED=1 CGO_CFLAGS="$(LANCEDB_CGO_CFLAGS)" CGO_LDFLAGS="$(LANCEDB_CGO_LDFLAGS)" \
+		$(GO) build -tags lancedb -v -o $(APP) $(MAIN)
+
+test-lancedb: lancedb-check
+	@echo "Running LanceDB tests with native libraries..."
+	@CGO_ENABLED=1 CGO_CFLAGS="$(LANCEDB_CGO_CFLAGS)" CGO_LDFLAGS="$(LANCEDB_CGO_LDFLAGS)" \
+		$(GO) test -tags lancedb $(LANCEDB_TEST_PKGS)
+
+clean-lancedb-artifacts:
+	@rm -rf lib include
diff --git a/internal/ai/rag/vectordb/lancedb_test.go b/internal/ai/rag/vectordb/lancedb_test.go
new file mode 100644
index 0000000..cdff34d
--- /dev/null
+++ b/internal/ai/rag/vectordb/lancedb_test.go
@@ -0,0 +1,102 @@
+//go:build lancedb
+
+package vectordb
+
+import (
+	"context"
+	"testing"
+
+	"agent-desk/internal/pkg/config"
+)
+
+func TestLanceDBProviderVectorLifecycle(t *testing.T) {
+	ctx := context.Background()
+	provider, err := NewLanceDBProvider(&config.LanceDBVectorDBConfig{Path: t.TempDir()})
+	if err != nil {
+		t.Fatalf("NewLanceDBProvider() error = %v", err)
+	}
+	defer provider.Close()
+
+	const collectionName = "knowledge_chunks"
+	if err := provider.CreateCollection(ctx, collectionName, 3); err != nil {
+		t.Fatalf("CreateCollection() error = %v", err)
+	}
+
+	vectors := []Vector{
+		{
+			ID:     "a",
+			Vector: []float32{1, 0, 0},
+			Payload: ChunkPayload{
+				KnowledgeBaseID: 10,
+				DocumentID:      100,
+				Title:           "A",
+				Content:         "alpha",
+			},
+		},
+		{
+			ID:     "b",
+			Vector: []float32{0, 1, 0},
+			Payload: ChunkPayload{
+				KnowledgeBaseID: 20,
+				DocumentID:      200,
+				Title:           "B",
+				Content:         "beta",
+			},
+		},
+	}
+	if err := provider.UpsertVectors(ctx, collectionName, vectors); err != nil {
+		t.Fatalf("UpsertVectors() error = %v", err)
+	}
+
+	info, err := provider.GetCollection(ctx, collectionName)
+	if err != nil {
+		t.Fatalf("GetCollection() error = %v", err)
+	}
+	if info.Dimension != 3 {
+		t.Fatalf("CollectionInfo.Dimension = %d, want 3", info.Dimension)
+	}
+	if info.PointCount != 2 {
+		t.Fatalf("CollectionInfo.PointCount = %d, want 2", info.PointCount)
+	}
+
+	results, err := provider.Search(ctx, &SearchRequest{
+		CollectionName: collectionName,
+		Vector:         []float32{1, 0, 0},
+		TopK:           5,
+		ScoreThreshold: 0,
+		Filter: &SearchFilter{
+			KnowledgeBaseIDs: []int64{10},
+		},
+	})
+	if err != nil {
+		t.Fatalf("Search() error = %v", err)
+	}
+	if len(results) != 1 {
+		t.Fatalf("Search() returned %d results, want 1: %#v", len(results), results)
+	}
+	if results[0].ID != "a" {
+		t.Fatalf("Search()[0].ID = %q, want %q", results[0].ID, "a")
+	}
+	if results[0].Payload.KnowledgeBaseID != 10 {
+		t.Fatalf("Search()[0].Payload.KnowledgeBaseID = %d, want 10", results[0].Payload.KnowledgeBaseID)
+	}
+
+	if err := provider.DeleteVectors(ctx, collectionName, []string{"a"}); err != nil {
+		t.Fatalf("DeleteVectors() error = %v", err)
+	}
+	results, err = provider.Search(ctx, &SearchRequest{
+		CollectionName: collectionName,
+		Vector:         []float32{1, 0, 0},
+		TopK:           5,
+		ScoreThreshold: 0,
+		Filter: &SearchFilter{
+			KnowledgeBaseIDs: []int64{10},
+		},
+	})
+	if err != nil {
+		t.Fatalf("Search() after delete error = %v", err)
+	}
+	if len(results) != 0 {
+		t.Fatalf("Search() after delete returned %d results, want 0: %#v", len(results), results)
+	}
+}
diff --git a/internal/ai/rag/vectordb/provider_test.go b/internal/ai/rag/vectordb/provider_test.go
index 66a223e..fd2a283 100644
--- a/internal/ai/rag/vectordb/provider_test.go
+++ b/internal/ai/rag/vectordb/provider_test.go
@@ -1,3 +1,5 @@
+//go:build !lancedb
+
 package vectordb
 
 import (