diff --git a/src/achievement.py b/src/achievement.py
index 2909fbe..c2b3313 100644
--- a/src/achievement.py
+++ b/src/achievement.py
@@ -6,9 +6,12 @@ import discord
 from datetime import datetime
 import re
 import collections
+import prometheus_client
 
 import util
 
+achievements_achieved = prometheus_client.Counter("abr_achievements", "Achievements achieved by users")
+
 Achievement = collections.namedtuple("Achievement", ["name", "condition", "description"])
 
 achievements = {
@@ -40,6 +43,7 @@ async def achieve(bot: commands.Bot, message: discord.Message, achievement):
     e = util.make_embed(description=description, title="Achievement achieved!", color=util.hashbow(achievement))
     e.set_thumbnail(url=await util.get_asset(bot, f"achievements/{achievement}.png"))
     await channel.send(embed=e)
+    achievements_achieved.inc()
     await bot.database.execute("INSERT INTO achievements VALUES (?, ?, ?)", (uid, achievement, util.timestamp()))
     await bot.database.commit()
     logging.info("awarded achievement %s to %s", message.author.name, achievement)
diff --git a/src/heavserver.py b/src/heavserver.py
index 0406362..c3d1b44 100644
--- a/src/heavserver.py
+++ b/src/heavserver.py
@@ -2,12 +2,16 @@ import util
 import random
 import logging
 import discord
+import prometheus_client
+
+heavserver_members = prometheus_client.Gauge("abr_heavserver_members", "Current member count of heavserver")
 
 def setup(bot):
 	@bot.listen()
 	async def on_member_join(member):
 		if member.guild.id == util.config["heavserver"]["id"]:
 			logging.info("%s (%d) joined heavserver", member.display_name, member.id)
+			heavserver_members.set(len(bot.get_guild(util.config["heavserver"]["id"]).members))
 			if member.bot:
 				await member.add_roles(discord.utils.get(member.guild.roles, id=util.config["heavserver"]["quarantine_role"]))
 			await member.add_roles(discord.utils.get(member.guild.roles, id=random.choice(util.config["heavserver"]["moderator_roles"][:])))
\ No newline at end of file
diff --git a/src/main.py b/src/main.py
index 4637713..6b3a8a4 100644
--- a/src/main.py
+++ b/src/main.py
@@ -12,6 +12,8 @@ import traceback
 import random
 import rolldice
 import collections
+import prometheus_client
+import prometheus_async.aio
 import typing
 from numpy.random import default_rng
 
@@ -35,8 +37,11 @@ cleaner = discord.ext.commands.clean_content()
 def clean(ctx, text):
     return cleaner.convert(ctx, text)
 
+messages = prometheus_client.Counter("abr_messages", "Messages seen/handled by bot")
+command_invocations = prometheus_client.Counter("abr_command_invocations", "Total commands invoked (includes failed)")
 @bot.event
 async def on_message(message):
+    messages.inc()
     words = message.content.split(" ")
     if len(words) == 10 and message.author.id == 435756251205468160:
         await message.channel.send(util.unlyric(message.content))
@@ -44,14 +49,17 @@ async def on_message(message):
         if message.author == bot.user or message.author.discriminator == "0000": return
         ctx = await bot.get_context(message)
         if not ctx.valid: return
+        command_invocations.inc()
         await bot.invoke(ctx)
 
+command_errors = prometheus_client.Counter("abr_errors", "Count of errors encountered in executing commands.")
 @bot.event
 async def on_command_error(ctx, err):
     #print(ctx, err)
     if isinstance(err, (commands.CommandNotFound, commands.CheckFailure)): return
     if isinstance(err, commands.MissingRequiredArgument): return await ctx.send(embed=util.error_embed(str(err)))
     try:
+        command_errors.inc()
         trace = re.sub("\n\n+", "\n", "\n".join(traceback.format_exception(err, err, err.__traceback__)))
         logging.error("command error occured (in %s)", ctx.invoked_with, exc_info=err)
         await ctx.send(embed=util.error_embed(util.gen_codeblock(trace), title="Internal error"))
@@ -168,18 +176,15 @@ async def random_int(ctx, *, dice):
     await ctx.send("Disabled until CPU use restrictions can be done.")
     #await ctx.send(rolldice.roll_dice(dice)[0])
 
-bad_things = ["lyric", "solarflame", "lyric", "319753218592866315", "andrew", "6", "c++", "☭", "communism"]
-good_things = ["potato", "heav", "gollark", "helloboi", "bee", "hellboy", "rust", "ferris", "crab", "transistor", "endos", "make esolang"]
-negations = ["not", "bad", "un", "kill", "n't", "¬", "counter"]
 def weight(thing):
     lthing = thing.lower()
     weight = 1.0
     if lthing == "c": weight *= 0.3
-    for bad_thing in bad_things:
+    for bad_thing in util.config["autobias"]["bad_things"]:
         if bad_thing in lthing: weight *= 0.5
-    for good_thing in good_things:
+    for good_thing in util.config["autobias"]["good_things"]:
         if good_thing in lthing: weight *= 2.0
-    for negation in negations:
+    for negation in util.config["autobias"]["negations"]:
         for _ in range(lthing.count(negation)): weight = 1 / weight
     return weight
 
@@ -229,6 +234,7 @@ async def run_bot():
 
 if __name__ == '__main__':
     loop = asyncio.get_event_loop()
+    loop.create_task(prometheus_async.aio.web.start_http_server(port=config["metrics_port"]))
     try:
         loop.run_until_complete(run_bot())
     except KeyboardInterrupt:
diff --git a/src/reminders.py b/src/reminders.py
index 7d1b854..de0aac8 100644
--- a/src/reminders.py
+++ b/src/reminders.py
@@ -2,9 +2,12 @@ import json
 import logging
 from datetime import datetime, timezone
 import discord.ext.tasks as tasks
+import prometheus_client
 
 import util
 
+reminders_fired = prometheus_client.Counter("abr_reminders", "Reminders successfully delivered to users")
+
 def setup(bot):
     @bot.command(brief="Set a reminder to be reminded about later.", rest_is_raw=True, help="""Sets a reminder which you will (probably) be reminded about at/after the specified time.
     All times are UTC.
@@ -86,14 +89,16 @@ def setup(bot):
                         print("trying", method_name, rid)
                         try:
                             await func(extra, text)
-                            to_expire.append(rid)
+                            reminders_fired.inc()
+                            to_expire.append((1, rid)) # 1 = expired normally
                             break
                         except Exception as e: logging.warning("failed to send %d to %s", rid, method_name, exc_info=e)
                 except Exception as e:
                     logging.warning("Could not send reminder %d", rid, exc_info=e)
-        for expiry_id in to_expire:
+                    to_expire.append((2, rid)) # 2 = errored
+        for expiry_type, expiry_id in to_expire:
             logging.info("Expiring reminder %d", expiry_id)
-            await bot.database.execute("UPDATE reminders SET expired = 1 WHERE id = ?", (expiry_id,))
+            await bot.database.execute("UPDATE reminders SET expired = ? WHERE id = ?", (expiry_type, expiry_id))
         await bot.database.commit()
 
     @remind_worker.before_loop