diff --git a/package.json b/package.json
index 8c1f4a6..dddba56 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
     "@types/jest": "^29.5.0",
     "@types/lodash": "^4.14.202",
     "@types/prompt-sync": "^4.2.3",
+    "@types/uuid": "^10.0.0",
     "dotenv": "^16.3.1",
     "esbuild": "^0.19.7",
     "jest": "^29.5.0",
@@ -35,6 +36,7 @@
   "dependencies": {
     "cross-fetch": "^3.1.5",
     "lodash": "^4.17.21",
-    "prompt-sync": "^4.2.0"
+    "prompt-sync": "^4.2.0",
+    "uuid": "^10.0.0"
   }
 }
diff --git a/src/App.ts b/src/App.ts
index 1d6addb..67aefda 100644
--- a/src/App.ts
+++ b/src/App.ts
@@ -1,6 +1,6 @@
 import { Glide } from "./Glide";
 import { Table } from "./Table";
-import type { TableProps, ColumnSchema, AppProps, IDName, AppManifest } from "./types";
+import type { TableProps, ColumnSchema, AppProps, IDName, AppManifest, Row, RowID } from "./types";
 
 import fetch from "cross-fetch";
 
diff --git a/src/BigTable.ts b/src/BigTable.ts
new file mode 100644
index 0000000..ddd5c3a
--- /dev/null
+++ b/src/BigTable.ts
@@ -0,0 +1,176 @@
+import { QueryBuilder } from "./QueryBuilder";
+import { v4 as uuidv4 } from "uuid";
+import type {
+  TableProps,
+  Row,
+  ColumnSchema,
+  RowID,
+  FullRow,
+  Query,
+  ToSQL,
+  RowIdentifiable,
+  NullableRow,
+  NullableFullRow,
+  APITableSchema,
+} from "./types";
+import { MAX_MUTATIONS } from "./constants";
+import { throwError } from "./common";
+import { Glide } from "./Glide";
+import { mapChunks } from "./Table";
+import { Stash } from "./Stash";
+
+/**
+ * Class to interact with the Glide API v2 with functionalities reserved for Big Tables.
+ */
+export class BigTable<T extends ColumnSchema = {}> {
+  private displayNameToName: Record<keyof FullRow<T>, string>;
+
+  /**
+   * @returns The table id.
+   */
+  public get id(): string {
+    return this.props.table;
+  }
+
+  /**
+   * @returns The display name
+   */
+  public get name() {
+    return this.props.name;
+  }
+  constructor(private props: Omit<TableProps<T>, "app">, private glide: Glide) {
+    const { columns } = props;
+    this.displayNameToName = Object.fromEntries(
+      Object.entries(columns).map(([displayName, value]) =>
+        typeof value !== "string" && typeof value.name === "string"
+          ? [displayName, value.name /* internal name */]
+          : [displayName, displayName]
+      )
+    ) as Record<keyof T, string>;
+    this.displayNameToName["$rowID"] = "$rowID";
+  }
+
+  private renameOutgoing(rows: NullableRow<T>[]): NullableRow<T>[] {
+    const rename = this.displayNameToName;
+    return rows.map(
+      row =>
+        Object.fromEntries(
+          Object.entries(row).map(([key, value]) => [
+            rename[key] ?? key,
+            // null is sent as an empty string
+            value === null ? "" : value,
+          ])
+        ) as NullableRow<T>
+    );
+  }
+
+  /**
+   * Add a row to the table.
+   *
+   * @param row A row to add.
+   */
+  public async add(row: Row<T>): Promise<RowID>;
+
+  /**
+   * Adds rows to the table.
+   *
+   * @param rows An array of rows to add to the table.
+   */
+  public async add(rows: Row<T>[]): Promise<RowID[]>;
+
+  async add(rowOrRows: Row<T> | Row<T>[]): Promise<RowID | RowID[]> {
+    const { table } = this.props;
+
+    const rows = Array.isArray(rowOrRows) ? rowOrRows : [rowOrRows];
+    const renamedRows = this.renameOutgoing(rows);
+
+    const addedIds = await mapChunks(renamedRows, MAX_MUTATIONS, async chunk => {
+      const response = await this.glide.post(`/tables/${table}/rows`, chunk);
+      await throwError(response);
+
+      const {
+        data: { rowIDs },
+      } = await response.json();
+      return rowIDs;
+    });
+
+    const rowIDs = addedIds.flat();
+    return Array.isArray(rowOrRows) ? rowIDs : rowIDs[0];
+  }
+
+  /**
+   * Creates a new Stash object for the BigTable.
+   *
+   * @returns The newly created Stash object.
+   */
+  createStash(): Stash<T> {
+    // const stashId: string = "20240215-job32";
+    // const stashId: string = Math.random().toString(36).substring(2, 15);
+    // TODO: use a better stash id (for now using uuid v4 because no other stashId seems to work)
+    const stashId: string = uuidv4();
+    return new Stash({ stashId, bigTable: this }, this.glide);
+  }
+
+  /**
+   * Adds a Stash to the BigTable.
+   *
+   * @param stash The Stash to add.
+   * @returns A promise that resolves to an array of row IDs if successful, or undefined.
+   */
+  async addStash(stash: Stash<T>): Promise<RowID[]> {
+    const response = await this.glide.post(`/tables/${this.id}/rows`, {
+      $stashID: stash.stashId,
+    });
+    await throwError(response);
+
+    const {
+      data: { rowIDs },
+    } = await response.json();
+    return rowIDs;
+  }
+
+  /**
+   * Overwrites a row or rows in the BigTable.
+   *
+   * @param rowOrRows The row or rows to overwrite.
+   * @returns A promise that resolves to the row ID or an array of row IDs if successful, or undefined.
+   */
+  async overwrite(rowOrRows: Row<T> | Row<T>[]): Promise<RowID | RowID[]> {
+    const { table } = this.props;
+
+    const rows = Array.isArray(rowOrRows) ? rowOrRows : [rowOrRows];
+    const renamedRows = this.renameOutgoing(rows);
+
+    const addedIds = await mapChunks(renamedRows, MAX_MUTATIONS, async chunk => {
+      // TODO see if the chunk should be in the "rows" key in the docs
+      const response = await this.glide.put(`/tables/${table}/`, chunk);
+      await throwError(response);
+
+      const {
+        data: { rowIDs },
+      } = await response.json();
+      return rowIDs;
+    });
+
+    const rowIDs = addedIds.flat();
+    return Array.isArray(rowOrRows) ? rowIDs : rowIDs[0];
+  }
+
+  /**
+   * Overwrites a Stash in the BigTable.
+   *
+   * @param stash The Stash to overwrite.
+   * @returns A promise that resolves to an array of row IDs if successful, or undefined.
+   */
+  async overwriteStash(stash: Stash<T>): Promise<RowID[]> {
+    const response = await this.glide.post(`/tables/${this.id}`, {
+      $stashID: stash.stashId,
+    });
+    await throwError(response);
+
+    const {
+      data: { rowIDs },
+    } = await response.json();
+    return rowIDs;
+  }
+}
diff --git a/src/Glide.ts b/src/Glide.ts
index 791f430..3b5b67e 100644
--- a/src/Glide.ts
+++ b/src/Glide.ts
@@ -1,7 +1,18 @@
 import { App } from "./App";
+import { BigTable } from "./BigTable";
+import { Stash } from "./Stash";
 import { Table } from "./Table";
 import { defaultEndpoint, defaultEndpointREST } from "./constants";
-import type { TableProps, ColumnSchema, AppProps, IDName, GlideProps, Tokened } from "./types";
+import type {
+  TableProps,
+  ColumnSchema,
+  AppProps,
+  IDName,
+  GlideProps,
+  Tokened,
+  Row,
+  RowID,
+} from "./types";
 import fetch from "cross-fetch";
 
 export class Glide {
@@ -58,6 +69,10 @@ export class Glide {
     return this.api(r, { method: "POST", body: JSON.stringify(body) });
   }
 
+  public put(r: string, body: any) {
+    return this.api(r, { method: "PUT", body: JSON.stringify(body) });
+  }
+
   public with(props: Partial<GlideProps> = {}) {
     return new Glide({ ...this.props, ...props });
   }
@@ -111,4 +126,70 @@ export class Glide {
     const apps = await this.getApps(props);
     return apps?.find(a => a.name === name);
   }
+
+  /**
+   * Retrieves all big tables.
+   *
+   * @param props An optional object containing a token.
+   * @param props.token An optional token for authentication.
+   * @returns A promise that resolves to an array of tables if successful, or undefined.
+   */
+  public async getBigTables(props: Tokened = {}): Promise<BigTable[] | undefined> {
+    const response = await this.with(props).get(`/tables`);
+    if (response.status !== 200) return undefined;
+    const { data: tables }: { data: IDName[] } = await response.json();
+    console.log(tables);
+    return tables.map(t => this.bigTable({ table: t.id, name: t.name, columns: {}, ...props }));
+  }
+
+  /**
+   * This function creates a new Table object with the provided properties.
+   *
+   * @param props The properties to create the table with.
+   * @returns The newly created table.
+   */
+  public bigTable<T extends ColumnSchema>(props: Omit<TableProps<T>, "app">) {
+    return new BigTable<T>(props, this.with(props));
+  }
+
+  public async addBigTable<T extends ColumnSchema>(props: {
+    name: string;
+    schema: T;
+    rows: Row<T>;
+  }) {
+    const result = await this.post("/tables", props);
+    if (result.status != 200) return undefined;
+    const { data }: { data: { tableId: string; rowIDs: RowID[] } } = await result.json();
+    return {
+      table: this.bigTable({
+        columns: props.schema,
+        table: data.tableId,
+        name: props.name,
+        token: this.props.token,
+      }),
+    };
+  }
+  public async addBigTableStash<T extends ColumnSchema>(props: {
+    name: string;
+    schema: T;
+    stash: Stash<T>;
+  }) {
+    const result = await this.post("/tables", {
+      name: props.name,
+      schema: props.schema,
+      rows: {
+        $stashID: props.stash.stashId,
+      },
+    });
+    if (result.status != 200) return undefined;
+    const { data }: { data: { tableId: string; rowIDs: RowID[] } } = await result.json();
+    return {
+      table: this.bigTable({
+        columns: props.schema,
+        table: data.tableId,
+        name: props.name,
+        token: this.props.token,
+      }),
+    };
+  }
 }
diff --git a/src/Stash.ts b/src/Stash.ts
new file mode 100644
index 0000000..a920f9d
--- /dev/null
+++ b/src/Stash.ts
@@ -0,0 +1,36 @@
+import { BigTable } from "./BigTable";
+import { throwError } from "./common";
+import { Glide } from "./Glide";
+import { ColumnSchema, Row } from "./types";
+
+type StashProps<T extends ColumnSchema = {}> = {
+  stashId: string;
+  bigTable: BigTable<T>;
+};
+
+export class Stash<T extends ColumnSchema = {}> {
+  public get stashId(): string {
+    return this.props.stashId;
+  }
+
+  indexOfLastAdd = 0;
+
+  getSerial(): string {
+    return `${this.indexOfLastAdd++}`;
+  }
+
+  constructor(private props: StashProps<T>, private glide: Glide) {}
+
+  public async add(rows: Row<T>[]) {
+    const serial = this.getSerial();
+    const url = `/stashes/${this.props.stashId}/${serial}`;
+    console.log(url);
+    const response = await this.glide.post(`/stashes/${this.props.stashId}/${serial}`, rows);
+    if (response.status !== 200) {
+      const text = await response.text();
+      console.log(text);
+      throw new Error(`Error adding to stash: ${text}`);
+    }
+    await throwError(response);
+  }
+}
diff --git a/src/Table.ts b/src/Table.ts
index 836723f..01d6ffe 100644
--- a/src/Table.ts
+++ b/src/Table.ts
@@ -21,7 +21,7 @@ import { Glide } from "./Glide";
  */
 export type RowOf<T extends Table<any>> = T extends Table<infer R> ? FullRow<R> : never;
 
-async function mapChunks<TItem, TResult>(
+export async function mapChunks<TItem, TResult>(
   array: TItem[],
   chunkSize: number,
   work: (chunk: TItem[]) => Promise<TResult>
diff --git a/src/constants.ts b/src/constants.ts
index ab274e4..9341c61 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -1,4 +1,4 @@
 export const defaultEndpoint = "https://api.glideapp.io/api/function";
-export const defaultEndpointREST = "https://functions.prod.internal.glideapps.com/api";
+export const defaultEndpointREST = "https://api.glideapps.com/";
 
 export const MAX_MUTATIONS = 500;