diff --git a/documentation.yml b/documentation.yml
index df2cbf72..f5ff75a1 100644
--- a/documentation.yml
+++ b/documentation.yml
@@ -1,6 +1,8 @@
 toc:
  - name: Master Server API
  - clusterioMaster
+ - name: Type declarations
+ - itemStack
  - name: Internal modules
    description: |
      Here are some helper functions for navigation.
diff --git a/lib/typedef.js b/lib/typedef.js
new file mode 100644
index 00000000..1e888ab7
--- /dev/null
+++ b/lib/typedef.js
@@ -0,0 +1,11 @@
+/**
+An item with a count specified
+
+@typedef {object} itemStack
+@property {string} name The name of the item in the stack
+@property {(number|string)} count The amount of items in the stack
+
+@example
+itemStack = {name:"iron-plate", count:"12"}
+itemStack = {name:"copper-plate", count:972}
+*/
\ No newline at end of file
diff --git a/master.js b/master.js
index 563b036a..51bf9a50 100644
--- a/master.js
+++ b/master.js
@@ -231,7 +231,18 @@ var recievedItemStatistics = new averagedTimeSeries({
 	maxEntries: config.itemStats.maxEntries,
 	entriesPerSecond: config.itemStats.entriesPerSecond,
 }, console.log);*/
-// endpoint to send items to
+// 
+/**
+POST endpoint for storing items in master's inventory.
+
+@memberof clusterioMaster
+@instance
+@alias api/place
+@param {itemStack} itemStack the number and type of items to store (see typedef)
+@param {string} [itemStack.instanceID="unknown"] the unique/instanceID which is a numerical value for an instance
+@param {string} [itemStack.instanceName="unknown"] the name of an instance for identification in statistics, as provided when launching it. ex node client.js start [name]
+@returns {string} status either "success" or "failure"
+*/
 app.post("/api/place", function(req, res) {
 	res.header("Access-Control-Allow-Origin", "*");
 	res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
@@ -283,7 +294,17 @@ app.post("/api/place", function(req, res) {
 		res.send("failure");
 	}
 });
-// endpoint to remove items from DB when client orders items
+/**
+POST endpoint to remove items from DB when client orders items.
+
+@memberof clusterioMaster
+@instance
+@alias api/remove
+@param {itemStack} itemStack the name of and the number of items to remove (see typedef)
+@param {string} [itemStack.instanceID="unknown"] the unique/instanceID which is a numerical value for an instance
+@param {string} [itemStack.instanceName="unknown"] the name of an instance for identification in statistics, as provided when launching it. ex node client.js start [name]
+@returns {itemStack} the number of items actually removed, may be lower than what was asked for due to shortages.
+*/
 _doleDivisionFactor = {}; //If the server regularly can't fulfill requests, this number grows until it can. Then it slowly shrinks back down.
 app.post("/api/remove", function(req, res) {
 	const doleDivisionRetardation = 10; //lower rates will equal more dramatic swings
@@ -570,7 +591,14 @@ app.post("/api/getTimelineStats", function(req,res) {
 		});
 	}
 });
+/**
+GET endpoint. Returns factorio's base locale as a JSON object.
 
+@memberof clusterioMaster
+@instance
+@alias api/getFactorioLocale
+@returns {object{}} 2 deep nested object with base game factorio locale as key:value pairs
+*/
 app.get("/api/getFactorioLocale", function(req,res){
 	getFactorioLocale.asObject(config.factorioDirectory, "en", (err, factorioLocale) => res.send(factorioLocale));
 });
diff --git a/package.json b/package.json
index 60d80b10..3bde9aa4 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "start": "echo Run node client.js start [instance] to start slaves && node master.js",
     "cover": "./node_modules/.bin/istanbul cover ./node_modules/mocha/bin/_mocha -- \"./{,!(node_modules)/**/}*.spec.js\" -R spec || echo . && codecov -t f7b38085-36eb-4d72-84e6-64721910171e",
     "docs": "documentation build index.js --config documentation.yml -f html -o docs",
-    "livedocs": "documentation serve --watch *.js --config documentation.yml"
+    "livedocs": "documentation serve --watch *.js lib/** --config documentation.yml"
   },
   "keywords": [
     "factorio"