diff --git a/.env.default b/.env.default
index dac4925..103e9b8 100644
--- a/.env.default
+++ b/.env.default
@@ -24,4 +24,6 @@ VECTOR_DB_PORT=8765
 CHUNK_SIZE=1000
 CHUNK_OVERLAP=100
 
+SUMMARY_LENGTH=10000
+
 BATCH_SIZE=20
diff --git a/.github/workflows/build-deploy-k8s-dev-azure.yml b/.github/workflows/build-deploy-k8s-dev-azure.yml
deleted file mode 100644
index 60b58b2..0000000
--- a/.github/workflows/build-deploy-k8s-dev-azure.yml
+++ /dev/null
@@ -1,61 +0,0 @@
-name: Build, Migrate & Deploy to Dev
-
-on:
-  push:
-    branches: [develop]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: "Checkout GitHub Action"
-        uses: actions/checkout@v3.0.2
-
-      - name: "Login into ACR"
-        uses: azure/docker-login@v1.0.1
-        with:
-          login-server: ${{ secrets.REGISTRY_LOGIN_SERVER }}
-          username: ${{ secrets.REGISTRY_USERNAME }}
-          password: ${{ secrets.REGISTRY_PASSWORD }}
-
-      - name: "Build & Push image"
-        run: |
-          docker build -f Dockerfile . -t ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }} -t ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:latest
-          docker push ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }}
-
-  deploy:
-    runs-on: ubuntu-latest
-    steps:
-      - name: "Checkout GitHub Action"
-        uses: actions/checkout@v3.0.2
-
-      - name: "Login via Azure CLI"
-        uses: azure/login@v1.4.7
-        with:
-          creds: ${{ secrets.AZURE_CRED_K8S_NEW }}
-
-      - uses: Azure/aks-set-context@v3.2
-        with:
-          cluster-name: ${{ secrets.CLUSTER_NAME }}
-          resource-group: ${{ secrets.RESOURCE_GROUP_K8S }}
-
-      - uses: Azure/k8s-create-secret@v4.0
-        with:
-          container-registry-url: ${{ secrets.REGISTRY_LOGIN_SERVER }}
-          container-registry-username: ${{ secrets.REGISTRY_USERNAME }}
-          container-registry-password: ${{ secrets.REGISTRY_PASSWORD }}
-          secret-name: alkemio-virtual-contributor-ingest-space-secret
-
-      - uses: azure/setup-kubectl@v3.2
-        with:
-          version: "v1.22.0" # default is latest stable, fixing it to a compatible version
-        id: install
-
-      - uses: Azure/k8s-deploy@v4.10
-        with:
-          manifests: |
-            manifests/25-virtual-contributor-ingest-space-deployment-dev.yml
-          images: |
-            ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }}
-          imagepullsecrets: |
-            alkemio-virtual-contributor-ingest-space-secret
diff --git a/.github/workflows/build-deploy-k8s-sandbox-azure.yml b/.github/workflows/build-deploy-k8s-sandbox-azure.yml
deleted file mode 100644
index 338a3c2..0000000
--- a/.github/workflows/build-deploy-k8s-sandbox-azure.yml
+++ /dev/null
@@ -1,59 +0,0 @@
-name: Build, Migrate & Deploy to Sandbox on Azure
-
-on:
-  workflow_dispatch:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: "Checkout GitHub Action"
-        uses: actions/checkout@v3.0.2
-
-      - name: "Login into ACR"
-        uses: azure/docker-login@v1.0.1
-        with:
-          login-server: ${{ secrets.REGISTRY_LOGIN_SERVER }}
-          username: ${{ secrets.REGISTRY_USERNAME }}
-          password: ${{ secrets.REGISTRY_PASSWORD }}
-
-      - name: "Build & Push image"
-        run: |
-          docker build -f Dockerfile . -t ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }} -t ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:latest
-          docker push ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }}
-  deploy:
-    runs-on: ubuntu-latest
-    steps:
-      - name: "Checkout GitHub Action"
-        uses: actions/checkout@v3.0.2
-
-      - name: "Login via Azure CLI"
-        uses: azure/login@v1.4.7
-        with:
-          creds: ${{ secrets.AZURE_CRED_K8S_NEW }}
-
-      - uses: Azure/aks-set-context@v3.2
-        with:
-          cluster-name: k8s-sandbox
-          resource-group: res-grp-k8s-sandbox
-
-      - uses: Azure/k8s-create-secret@v4.0
-        with:
-          container-registry-url: ${{ secrets.REGISTRY_LOGIN_SERVER }}
-          container-registry-username: ${{ secrets.REGISTRY_USERNAME }}
-          container-registry-password: ${{ secrets.REGISTRY_PASSWORD }}
-          secret-name: alkemio-virtual-contributor-ingest-space-secret
-
-      - uses: azure/setup-kubectl@v3.2
-        with:
-          version: "v1.22.0" # default is latest stable, fixing it to a compatible version
-        id: install
-
-      - uses: Azure/k8s-deploy@v4.10
-        with:
-          manifests: |
-            manifests/25-genai-deployment-dev.yaml
-          images: |
-            ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }}
-          imagepullsecrets: |
-            alkemio-virtual-contributor-ingest-space-secret
diff --git a/.github/workflows/build-deploy-k8s-test-azure.yml b/.github/workflows/build-deploy-k8s-test-azure.yml
deleted file mode 100644
index 448bedd..0000000
--- a/.github/workflows/build-deploy-k8s-test-azure.yml
+++ /dev/null
@@ -1,60 +0,0 @@
-name: Build, Migrate & Deploy to Test on Azure
-
-on:
-  workflow_dispatch:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: "Checkout GitHub Action"
-        uses: actions/checkout@v3.0.2
-
-      - name: "Login into ACR"
-        uses: azure/docker-login@v1.0.1
-        with:
-          login-server: ${{ secrets.REGISTRY_LOGIN_SERVER }}
-          username: ${{ secrets.REGISTRY_USERNAME }}
-          password: ${{ secrets.REGISTRY_PASSWORD }}
-
-      - name: "Build & Push image"
-        run: |
-          docker build -f Dockerfile . -t ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }} -t ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:latest
-          docker push ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }}
-
-  deploy:
-    runs-on: ubuntu-latest
-    steps:
-      - name: "Checkout GitHub Action"
-        uses: actions/checkout@v3.0.2
-
-      - name: "Login via Azure CLI"
-        uses: azure/login@v1.4.7
-        with:
-          creds: ${{ secrets.AZURE_CRED_K8S_NEW }}
-
-      - uses: Azure/aks-set-context@v3.2
-        with:
-          cluster-name: k8s-test
-          resource-group: res-grp-k8s-test
-
-      - uses: Azure/k8s-create-secret@v4.0
-        with:
-          container-registry-url: ${{ secrets.REGISTRY_LOGIN_SERVER }}
-          container-registry-username: ${{ secrets.REGISTRY_USERNAME }}
-          container-registry-password: ${{ secrets.REGISTRY_PASSWORD }}
-          secret-name: alkemio-virtual-contributor-ingest-space-secret
-
-      - uses: azure/setup-kubectl@v3.2
-        with:
-          version: "v1.22.0" # default is latest stable, fixing it to a compatible version
-        id: install
-
-      - uses: Azure/k8s-deploy@v4.10
-        with:
-          manifests: |
-            manifests/25-genai-deployment-dev.yaml
-          images: |
-            ${{ secrets.REGISTRY_LOGIN_SERVER }}/alkemio-virtual-contributor-ingest-space:${{ github.sha }}
-          imagepullsecrets: |
-            alkemio-virtual-contributor-ingest-space-secret
diff --git a/package-lock.json b/package-lock.json
index 95a99cf..d106481 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@alkemio/space-ingest",
-  "version": "0.9.2",
+  "version": "0.10.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@alkemio/space-ingest",
-      "version": "0.9.2",
+      "version": "0.10.0",
       "license": "EUPL-1.2",
       "dependencies": {
         "@alkemio/client-lib": "^0.31.0",
@@ -15,6 +15,8 @@
         "@graphql-codegen/typescript-graphql-request": "^4.5.3",
         "@graphql-codegen/typescript-operations": "^2.5.3",
         "@langchain/community": "^0.2.4",
+        "@langchain/langgraph": "^0.2.8",
+        "@langchain/mistralai": "^0.1.1",
         "@types/graphql-upload": "^8.0.11",
         "amqplib": "^0.10.4",
         "chromadb": "^1.8.1",
@@ -3202,6 +3204,39 @@
         }
       }
     },
+    "node_modules/@langchain/community/node_modules/@langchain/core": {
+      "version": "0.2.34",
+      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-0.2.34.tgz",
+      "integrity": "sha512-Hkveq1UcOjUj1DVn5erbqElyRj1t04NORSuSIZAJCtPO7EDkIqomjAarJ5+I5NUpQeIONgbOdnY9TkJ6cKUSVA==",
+      "dependencies": {
+        "ansi-styles": "^5.0.0",
+        "camelcase": "6",
+        "decamelize": "1.2.0",
+        "js-tiktoken": "^1.0.12",
+        "langsmith": "^0.1.56-rc.1",
+        "mustache": "^4.2.0",
+        "p-queue": "^6.6.2",
+        "p-retry": "4",
+        "uuid": "^10.0.0",
+        "zod": "^3.22.4",
+        "zod-to-json-schema": "^3.22.3"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@langchain/community/node_modules/@langchain/core/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/@langchain/community/node_modules/langchain": {
       "version": "0.2.3",
       "resolved": "https://registry.npmjs.org/langchain/-/langchain-0.2.3.tgz",
@@ -3447,20 +3482,20 @@
       }
     },
     "node_modules/@langchain/core": {
-      "version": "0.2.7",
-      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-0.2.7.tgz",
-      "integrity": "sha512-FdFiNWhszFuUyAhYdY+l5DtPnAnWCAjXMnkLmUJ1J54NeUiUm7gy26Hnd4bkvaOQJ8ddHH/EX03ZwdoYfLv1jw==",
+      "version": "0.3.3",
+      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-0.3.3.tgz",
+      "integrity": "sha512-WAtkmhbdl2T41qzimTzhb3pXCHQxO4onqxzPxgdf3KftQdTwLq0YYBDhozRMZLNAd/+cfH0ymZGaZSsnc9Ogsg==",
+      "peer": true,
       "dependencies": {
         "ansi-styles": "^5.0.0",
         "camelcase": "6",
         "decamelize": "1.2.0",
         "js-tiktoken": "^1.0.12",
-        "langsmith": "~0.1.30",
-        "ml-distance": "^4.0.0",
+        "langsmith": "^0.1.56",
         "mustache": "^4.2.0",
         "p-queue": "^6.6.2",
         "p-retry": "4",
-        "uuid": "^9.0.0",
+        "uuid": "^10.0.0",
         "zod": "^3.22.4",
         "zod-to-json-schema": "^3.22.3"
       },
@@ -3468,6 +3503,103 @@
         "node": ">=18"
       }
     },
+    "node_modules/@langchain/core/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "peer": true,
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/@langchain/langgraph": {
+      "version": "0.2.8",
+      "resolved": "https://registry.npmjs.org/@langchain/langgraph/-/langgraph-0.2.8.tgz",
+      "integrity": "sha512-sQ3NqwZzdvILeiYQQCDCBFj+FLd3oBfg2sxMo3e5g7vd5+zd/hpK5+JRTHbsMZte0PTAlTbQ5YbfCC2D6K9AVw==",
+      "dependencies": {
+        "@langchain/langgraph-checkpoint": "~0.0.6",
+        "double-ended-queue": "^2.1.0-0",
+        "uuid": "^10.0.0",
+        "zod": "^3.23.8"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "@langchain/core": ">=0.2.31 <0.4.0"
+      }
+    },
+    "node_modules/@langchain/langgraph-checkpoint": {
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/@langchain/langgraph-checkpoint/-/langgraph-checkpoint-0.0.7.tgz",
+      "integrity": "sha512-D11m8143yn8O8FwinCxwxNF+1XFK/Au5rhp7ERBTJmaaojJk1N39TvSF/bvly7nNieKYh4hd0fqE6pnFGc228Q==",
+      "dependencies": {
+        "uuid": "^10.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "@langchain/core": ">=0.2.31 <0.4.0"
+      }
+    },
+    "node_modules/@langchain/langgraph-checkpoint/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/@langchain/langgraph/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/@langchain/mistralai": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/@langchain/mistralai/-/mistralai-0.1.1.tgz",
+      "integrity": "sha512-gnHdQRfn+iBReKD0u1nydGqHgVOjnKHpd0Q2qEN61ZuxiqFOOauWYkrbyml7tzcOdMv2vUAr5+pjpXip+ez59w==",
+      "dependencies": {
+        "@mistralai/mistralai": "^0.4.0",
+        "uuid": "^10.0.0",
+        "zod": "^3.22.4",
+        "zod-to-json-schema": "^3.22.4"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "peerDependencies": {
+        "@langchain/core": ">=0.2.21 <0.4.0"
+      }
+    },
+    "node_modules/@langchain/mistralai/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/@langchain/openai": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/@langchain/openai/-/openai-0.1.3.tgz",
@@ -3483,6 +3615,39 @@
         "node": ">=18"
       }
     },
+    "node_modules/@langchain/openai/node_modules/@langchain/core": {
+      "version": "0.2.34",
+      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-0.2.34.tgz",
+      "integrity": "sha512-Hkveq1UcOjUj1DVn5erbqElyRj1t04NORSuSIZAJCtPO7EDkIqomjAarJ5+I5NUpQeIONgbOdnY9TkJ6cKUSVA==",
+      "dependencies": {
+        "ansi-styles": "^5.0.0",
+        "camelcase": "6",
+        "decamelize": "1.2.0",
+        "js-tiktoken": "^1.0.12",
+        "langsmith": "^0.1.56-rc.1",
+        "mustache": "^4.2.0",
+        "p-queue": "^6.6.2",
+        "p-retry": "4",
+        "uuid": "^10.0.0",
+        "zod": "^3.22.4",
+        "zod-to-json-schema": "^3.22.3"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@langchain/openai/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/@langchain/textsplitters": {
       "version": "0.0.3",
       "resolved": "https://registry.npmjs.org/@langchain/textsplitters/-/textsplitters-0.0.3.tgz",
@@ -3495,6 +3660,47 @@
         "node": ">=18"
       }
     },
+    "node_modules/@langchain/textsplitters/node_modules/@langchain/core": {
+      "version": "0.2.34",
+      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-0.2.34.tgz",
+      "integrity": "sha512-Hkveq1UcOjUj1DVn5erbqElyRj1t04NORSuSIZAJCtPO7EDkIqomjAarJ5+I5NUpQeIONgbOdnY9TkJ6cKUSVA==",
+      "dependencies": {
+        "ansi-styles": "^5.0.0",
+        "camelcase": "6",
+        "decamelize": "1.2.0",
+        "js-tiktoken": "^1.0.12",
+        "langsmith": "^0.1.56-rc.1",
+        "mustache": "^4.2.0",
+        "p-queue": "^6.6.2",
+        "p-retry": "4",
+        "uuid": "^10.0.0",
+        "zod": "^3.22.4",
+        "zod-to-json-schema": "^3.22.3"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@langchain/textsplitters/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
+    "node_modules/@mistralai/mistralai": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/@mistralai/mistralai/-/mistralai-0.4.0.tgz",
+      "integrity": "sha512-KmFzNro1RKxIFh19J3osmUQhucefBBauMXN5fa9doG6dT9OHR/moBvvn+riVlR7c0AVfuxO8Dfa03AyLYYzbyg==",
+      "dependencies": {
+        "node-fetch": "^2.6.7"
+      }
+    },
     "node_modules/@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -3907,9 +4113,9 @@
       "dev": true
     },
     "node_modules/@types/uuid": {
-      "version": "9.0.8",
-      "resolved": "https://registry.npmjs.org/@types/uuid/-/uuid-9.0.8.tgz",
-      "integrity": "sha512-jg+97EGIcY9AGHJJRaaPVgetKDsrTgbRjQ5Msgjh/DQKEFl0DtyRr/VCOyD1T2R1MNeWPK/u7JoGhlDZnKBAfA=="
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/@types/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-7gqG38EyHgyP1S+7+xomFtL+ZNHcKv6DwNaCZmJmo1vgMugyF3TCnXVg4t1uk89mLNwnLtnY3TpOpCOyp1/xHQ=="
     },
     "node_modules/@types/wrap-ansi": {
       "version": "3.0.0",
@@ -5639,6 +5845,11 @@
         "url": "https://dotenvx.com"
       }
     },
+    "node_modules/double-ended-queue": {
+      "version": "2.1.0-0",
+      "resolved": "https://registry.npmjs.org/double-ended-queue/-/double-ended-queue-2.1.0-0.tgz",
+      "integrity": "sha512-+BNfZ+deCo8hMNpDqDnvT+c0XpJ5cUa6mqYq89bho2Ifze4URTqRkcwR399hWoTrTkbZ/XJYDgP6rc7pRgffEQ=="
+    },
     "node_modules/dset": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/dset/-/dset-3.1.3.tgz",
@@ -7810,34 +8021,60 @@
         }
       }
     },
+    "node_modules/langchain/node_modules/@langchain/core": {
+      "version": "0.2.34",
+      "resolved": "https://registry.npmjs.org/@langchain/core/-/core-0.2.34.tgz",
+      "integrity": "sha512-Hkveq1UcOjUj1DVn5erbqElyRj1t04NORSuSIZAJCtPO7EDkIqomjAarJ5+I5NUpQeIONgbOdnY9TkJ6cKUSVA==",
+      "dependencies": {
+        "ansi-styles": "^5.0.0",
+        "camelcase": "6",
+        "decamelize": "1.2.0",
+        "js-tiktoken": "^1.0.12",
+        "langsmith": "^0.1.56-rc.1",
+        "mustache": "^4.2.0",
+        "p-queue": "^6.6.2",
+        "p-retry": "4",
+        "uuid": "^10.0.0",
+        "zod": "^3.22.4",
+        "zod-to-json-schema": "^3.22.3"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/langchain/node_modules/@langchain/core/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/langchainhub": {
       "version": "0.0.11",
       "resolved": "https://registry.npmjs.org/langchainhub/-/langchainhub-0.0.11.tgz",
       "integrity": "sha512-WnKI4g9kU2bHQP136orXr2bcRdgz9iiTBpTN0jWt9IlScUKnJBoD0aa2HOzHURQKeQDnt2JwqVmQ6Depf5uDLQ=="
     },
     "node_modules/langsmith": {
-      "version": "0.1.32",
-      "resolved": "https://registry.npmjs.org/langsmith/-/langsmith-0.1.32.tgz",
-      "integrity": "sha512-EUWHIH6fiOCGRYdzgwGoXwJxCMyUrL+bmUcxoVmkXoXoAGDOVinz8bqJLKbxotsQWqM64NKKsW85OTIutgNaMQ==",
+      "version": "0.1.60",
+      "resolved": "https://registry.npmjs.org/langsmith/-/langsmith-0.1.60.tgz",
+      "integrity": "sha512-xchy/7PynZTkYXhismEYc+0XuDNDTzreKIyc/V3ohq4vnG79Iu+nPjDifvtICLHPCXTU8KSVno+PJX39XwhSjg==",
       "dependencies": {
-        "@types/uuid": "^9.0.1",
+        "@types/uuid": "^10.0.0",
         "commander": "^10.0.1",
         "p-queue": "^6.6.2",
         "p-retry": "4",
-        "uuid": "^9.0.0"
+        "semver": "^7.6.3",
+        "uuid": "^10.0.0"
       },
       "peerDependencies": {
-        "@langchain/core": "*",
-        "langchain": "*",
         "openai": "*"
       },
       "peerDependenciesMeta": {
-        "@langchain/core": {
-          "optional": true
-        },
-        "langchain": {
-          "optional": true
-        },
         "openai": {
           "optional": true
         }
@@ -7851,6 +8088,18 @@
         "node": ">=14"
       }
     },
+    "node_modules/langsmith/node_modules/uuid": {
+      "version": "10.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-10.0.0.tgz",
+      "integrity": "sha512-8XkAphELsDnEGrDxUOHB3RGvXz6TeuYSGEZBOjtTtPm2lwhGBjLgOzLHB63IUWfBpNucQjND6d3AOudO+H3RWQ==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/levn": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/levn/-/levn-0.4.1.tgz",
@@ -9590,9 +9839,9 @@
       "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ=="
     },
     "node_modules/semver": {
-      "version": "7.6.2",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.2.tgz",
-      "integrity": "sha512-FNAIBWCx9qcRhoHcgcJ0gvU7SN1lYU2ZXuSfl04bSC5OpvDHFyJCjdNHomPXxjQlCBU67YW64PzY7/VIEH7F2w==",
+      "version": "7.6.3",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
+      "integrity": "sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A==",
       "bin": {
         "semver": "bin/semver.js"
       },
diff --git a/package.json b/package.json
index 6fe7636..c5ba1f7 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@alkemio/space-ingest",
-  "version": "0.9.2",
+  "version": "0.10.0",
   "description": "",
   "author": "Alkemio Foundation",
   "private": true,
@@ -45,17 +45,19 @@
   },
   "dependencies": {
     "@alkemio/client-lib": "^0.31.0",
-    "@graphql-codegen/typescript-graphql-request": "^4.5.3",
-    "@graphql-codegen/typescript-operations": "^2.5.3",
-    "@types/graphql-upload": "^8.0.11",
-    "graphql": "^16.6.0",
-    "graphql-upload": "^16.0.1",
     "@azure/openai": "^1.0.0-beta.12",
     "@dotenvx/dotenvx": "^0.35.1",
+    "@graphql-codegen/typescript-graphql-request": "^4.5.3",
+    "@graphql-codegen/typescript-operations": "^2.5.3",
     "@langchain/community": "^0.2.4",
+    "@langchain/langgraph": "^0.2.8",
+    "@langchain/mistralai": "^0.1.1",
+    "@types/graphql-upload": "^8.0.11",
     "amqplib": "^0.10.4",
     "chromadb": "^1.8.1",
     "file-type": "^19.0.0",
+    "graphql": "^16.6.0",
+    "graphql-upload": "^16.0.1",
     "langchain": "^0.2.2",
     "mammoth": "^1.7.2",
     "officeparser": "^4.1.1",
diff --git a/src/callout.handlers/base.ts b/src/callout.handlers/base.ts
index 64e4846..fcba0cc 100644
--- a/src/callout.handlers/base.ts
+++ b/src/callout.handlers/base.ts
@@ -49,6 +49,7 @@ export const baseHandler = async (
   ];
 
   logger.info(`Generating documents for Callout (${documentId}) contributions`);
+
   for (const contribution of callout.contributions || []) {
     let docLike;
     if (contribution.link) {
@@ -56,6 +57,7 @@ export const baseHandler = async (
     } else if (contribution.post) {
       docLike = contribution.post;
     }
+
     if (docLike) {
       const { pageContent, documentId, source, type, title } =
         generateDocument(docLike);
diff --git a/src/callout.handlers/link.collection.ts b/src/callout.handlers/link.collection.ts
index 609f115..d282622 100644
--- a/src/callout.handlers/link.collection.ts
+++ b/src/callout.handlers/link.collection.ts
@@ -56,7 +56,9 @@ const downloadDocument = async (
 };
 
 const fileLoaderFactories: {
-  [key in MimeType]?: (path: string) => BaseDocumentLoader;
+  [key in MimeType]?: (
+    path: string
+  ) => BaseDocumentLoader | PDFLoader | DocxLoader;
 } = {
   [MimeType.Pdf]: (path: string) => new PDFLoader(path, { splitPages: false }),
 
diff --git a/src/embed.ts b/src/embed.ts
index 43bcd6f..29da975 100644
--- a/src/embed.ts
+++ b/src/embed.ts
@@ -7,6 +7,10 @@ import { dbConnect } from './db.connect';
 import { Metadata } from 'chromadb';
 import { DocumentType } from './document.type';
 import { BATCH_SIZE, CHUNK_OVERLAP, CHUNK_SIZE } from './constants';
+import { summarizeDocument } from './summarize/document';
+import { summariseBodyOfKnowledge } from './summarize/body.of.knowledge';
+import { summaryLength } from './summarize/graph';
+import { Space, Profile } from '@alkemio/client-lib';
 
 const batch = <T>(arr: T[], size: number): Array<Array<T>> =>
   Array.from({ length: Math.ceil(arr.length / size) }, (_, i) =>
@@ -14,10 +18,11 @@ const batch = <T>(arr: T[], size: number): Array<Array<T>> =>
   );
 
 export default async (
-  spaceID: string,
+  space: Pick<Space, 'id'> & { profile: Pick<Profile, 'displayName' | 'url'> },
   docs: Document[],
   purpose: SpaceIngestionPurpose
 ) => {
+  const spaceID = space.id;
   logger.defaultMeta.spaceId = spaceID;
 
   const endpoint = process.env.AZURE_OPENAI_ENDPOINT;
@@ -46,6 +51,8 @@ export default async (
   const documents: string[] = [];
   const metadatas: Array<Metadata> = [];
 
+  const summaries: string[] = [];
+
   logger.info(`Splitting documents for space: ${spaceID}`);
 
   for (let docIndex = 0; docIndex < docs.length; docIndex++) {
@@ -69,10 +76,38 @@ export default async (
         `${chunk.metadata.documentId}-${chunk.metadata.type}-chunk${chunkIndex}`
       );
       documents.push(chunk.pageContent);
-      metadatas.push({ ...chunk.metadata, chunkIndex });
+      metadatas.push({ ...chunk.metadata, embeddingType: 'chunk', chunkIndex });
     });
+
+    if (doc.pageContent.length > summaryLength) {
+      try {
+        const documentSummary = await summarizeDocument(splitted);
+        ids.push(`${doc.metadata.documentId}-${doc.metadata.type}-summary`);
+        documents.push(documentSummary);
+        metadatas.push({ ...doc.metadata, embeddingType: 'summary' });
+
+        summaries.push(documentSummary);
+      } catch (err) {
+        logger.error(err);
+      }
+    } else {
+      summaries.push(doc.pageContent);
+    }
   }
 
+  const bokDescriptions = new Document({ pageContent: summaries.join('\n') });
+  const bokChunks = await splitter.splitDocuments([bokDescriptions]);
+  const bokSummary = await summariseBodyOfKnowledge(bokChunks);
+  ids.push('body-of-knowledge-summary');
+  documents.push(bokSummary);
+
+  metadatas.push({
+    documentId: spaceID,
+    source: space.profile.url,
+    type: 'bodyOfKnowledgeSummary',
+    title: space.profile?.displayName,
+  });
+
   logger.info('Connecting to Chroma...');
   const client = dbConnect();
   const heartbeat = await client.heartbeat();
diff --git a/src/space.embed/embed.space.ts b/src/space.embed/embed.space.ts
index d329e7a..a141aa0 100644
--- a/src/space.embed/embed.space.ts
+++ b/src/space.embed/embed.space.ts
@@ -26,6 +26,7 @@ const setResultError = (
   ).getTime();
   return result;
 };
+
 export const embedSpace = async (event: IngestSpace) => {
   const resultEvent = new IngestSpaceResult(
     event.spaceId,
@@ -69,8 +70,9 @@ export const embedSpace = async (event: IngestSpace) => {
   );
   let embeddingResult = false;
   try {
-    embeddingResult = await embed(space.id, documents, purpose);
+    embeddingResult = await embed(space, documents, purpose);
   } catch (error) {
+    logger.error(error);
     return setResultError(
       resultEvent,
       'Failed to insert embeddings.',
diff --git a/src/summarize/body.of.knowledge.ts b/src/summarize/body.of.knowledge.ts
new file mode 100644
index 0000000..41d022c
--- /dev/null
+++ b/src/summarize/body.of.knowledge.ts
@@ -0,0 +1,37 @@
+import {
+  SystemMessagePromptTemplate,
+  HumanMessagePromptTemplate,
+  ChatPromptTemplate,
+} from '@langchain/core/prompts';
+import { Document } from 'langchain/document';
+import { buildGraph } from './graph';
+
+const systemMessage = SystemMessagePromptTemplate.fromTemplate(
+  'You are tasked with concising summaries based entirely on the user input. While doing so preserve as much information as possible like names, references titles, dates, etc.'
+);
+
+const summarizePrompt = ChatPromptTemplate.fromMessages([
+  systemMessage,
+  HumanMessagePromptTemplate.fromTemplate(
+    'Write a detailed summary, no more than {summaryLength} characters of the following: {context}'
+  ),
+]);
+const refinePrompt = ChatPromptTemplate.fromMessages([
+  systemMessage,
+  HumanMessagePromptTemplate.fromTemplate(
+    `Produce a final detailed summary, no more than {summaryLength} characters.
+     Existing summary up to this point:
+
+     {currentSummary}
+
+     New context: {context}
+
+     Given the new context, refine the original summary.`
+  ),
+]);
+
+export const summariseBodyOfKnowledge = async (chunks: Document[]) => {
+  const graph = buildGraph(summarizePrompt, refinePrompt);
+  const final = await graph.invoke({ chunks });
+  return final.summary;
+};
diff --git a/src/summarize/document.ts b/src/summarize/document.ts
new file mode 100644
index 0000000..d7d3bf5
--- /dev/null
+++ b/src/summarize/document.ts
@@ -0,0 +1,40 @@
+import {
+  SystemMessagePromptTemplate,
+  HumanMessagePromptTemplate,
+  ChatPromptTemplate,
+} from '@langchain/core/prompts';
+import { Document } from 'langchain/document';
+import { buildGraph } from './graph';
+const systemMessage = SystemMessagePromptTemplate.fromTemplate(
+  `In your summary preserve as much information as possible, including:
+   - References and connections between documents
+   - Names of participants and their roles
+   - Titles, dates, and temporal relationships
+   - Key concepts and their relationships within the body of knowledge
+   Focus on maintaining the coherence of information across document boundaries.`
+);
+
+const summarizePrompt = ChatPromptTemplate.fromMessages([
+  systemMessage,
+  HumanMessagePromptTemplate.fromTemplate(
+    'Write a detailed summary, no more than {summaryLength} characters of the following: {context}'
+  ),
+]);
+const refinePrompt = ChatPromptTemplate.fromMessages([
+  systemMessage,
+  HumanMessagePromptTemplate.fromTemplate(
+    `Produce a final detailed summary, no more than {summaryLength} characters.
+     Existing summary up to this point:
+     {currentSummary}
+
+     New context: {context}
+
+     Given the new context, refine the original summary.`
+  ),
+]);
+
+export const summarizeDocument = async (chunks: Document[]) => {
+  const graph = buildGraph(summarizePrompt, refinePrompt);
+  const final = await graph.invoke({ chunks });
+  return final.summary;
+};
diff --git a/src/summarize/graph.ts b/src/summarize/graph.ts
new file mode 100644
index 0000000..552046e
--- /dev/null
+++ b/src/summarize/graph.ts
@@ -0,0 +1,77 @@
+import { ChatMistralAI } from '@langchain/mistralai';
+import { Annotation, END, START, StateGraph } from '@langchain/langgraph';
+import { Document } from 'langchain/document';
+import { ChatPromptTemplate } from '@langchain/core/prompts';
+
+export const summaryLength = parseInt(
+  process.env.SUMMARY_LENGTH || '10000',
+  10
+);
+
+const apiKey = process.env.AZURE_MISTRAL_API_KEY;
+const endpoint = process.env.AZURE_MISTRAL_ENDPOINT;
+
+if (!apiKey) {
+  throw new Error('AZURE_MISTRAL_API_KEY environment variable is not set.');
+}
+if (!endpoint) {
+  throw new Error('AZURE_MISTRAL_ENDPOINT environment variable is not set.');
+}
+
+const model = new ChatMistralAI({
+  apiKey,
+  endpoint,
+  maxRetries: 1,
+});
+
+export const buildGraph = (
+  summarizePrompt: ChatPromptTemplate,
+  refinePrompt: ChatPromptTemplate
+) => {
+  const summaryChain = summarizePrompt.pipe(model);
+  const refineChain = refinePrompt.pipe(model);
+
+  const SummarizeAnnotation = Annotation.Root({
+    chunks: Annotation<Document[]>(),
+    index: Annotation<number>(),
+    summary: Annotation<string>(),
+  });
+
+  const initialSummary = async (input: typeof SummarizeAnnotation.State) => {
+    const context = input.chunks[0].pageContent;
+    const summary = await summaryChain.invoke({ context, summaryLength });
+    return { summary: summary.content, index: 1 };
+  };
+
+  const refineSummary = async (input: typeof SummarizeAnnotation.State) => {
+    const context = input.chunks[input.index].pageContent;
+    const currentSummary = input.summary;
+    const summary = await refineChain.invoke({
+      currentSummary,
+      context,
+      summaryLength,
+    });
+
+    return {
+      summary: summary.content,
+      index: input.index + 1,
+    };
+  };
+
+  const shouldRefine = (input: typeof SummarizeAnnotation.State) => {
+    if (input.index >= input.chunks.length) {
+      return END;
+    }
+    return 'refineSummary';
+  };
+
+  const graph = new StateGraph(SummarizeAnnotation)
+    .addNode('initialSummary', initialSummary)
+    .addNode('refineSummary', refineSummary)
+    .addEdge(START, 'initialSummary')
+    .addConditionalEdges('initialSummary', shouldRefine, ['refineSummary', END])
+    .addConditionalEdges('refineSummary', shouldRefine, ['refineSummary', END])
+    .compile();
+
+  return graph;
+};