Always on

• Eldritch CannonLevel 3

  When When you need battlefield control, damage, or defense.

  Summon and command a Tiny cannon that blasts force, fire, or protective energy.

• Arcane FirearmLevel 5

  When When casting an artificer spell through your infused focus.

  Channel artificer spells through a specially crafted firearm or focus for added damage.

• Magical TinkeringLevel 1

  You can perform a minute-long ritual to imbue tiny nonmagical objects with magical effects, such as creating light, recording sounds, or delivering messages. You can maintain a number of such effects at once equal to your Intelligence modifier.

• SpellcastingLevel 1

  You can cast artificer spells, use Intelligence as your spellcasting ability, and prepare a number of artificer spells each day equal to your Intelligence modifier plus half your artificer level, rounded down.

• Infuse ItemLevel 2

  You can infuse nonmagical items with temporary magical power. At this level you know 12 infusions and can have 6 infused items at once.

• The Right Tool for the JobLevel 3

  You gain proficiency with one type of artisan's tools of your choice.

• Artillerist SpecialistLevel 3

  You adopt the Artillerist specialization, gaining a magical cannon you can summon, as well as spells and abilities focused on arcane siegecraft and explosive support.

• Tool ExpertiseLevel 6

  Your craft lets you use tools with uncanny precision, adding double your proficiency bonus to ability checks made with any tool you are proficient with.

• Explosive CannonLevel 9

  Your cannon becomes deadlier, dealing increased damage and improving its destructive output.

• Flash of GeniusLevel 7

  You can add your Intelligence modifier to one ability check or saving throw you see within 30 feet, a number of times equal to your Intelligence modifier per long rest.

• Magic Item AdeptLevel 10

  Your understanding of magic items improves. You can attune to up to four magic items, ignore most class, race, spell, and level requirements, and activate items with unusual ease.

• Spell-Storing ItemLevel 11

  You can store a 1st or 2nd level artificer spell in a simple object, allowing it to be cast multiple times by you or another creature holding the item.

• Magic Item SavantLevel 14

  You become better at using magic items and can attune to an additional magic item.

• Magic Item MasterLevel 16

  Your expertise with magic items deepens further, allowing you to attune to even more items and use a broader array of magical gear.

• Soul of ArtificeLevel 20

  You can anchor magic within your very being. When you are reduced to 0 hit points but not killed outright, you can remain at 1 hit point instead, and you can use this ability to preserve yourself and your attunements.

• TraitGnomeDarkvision, 60 feet.
• TraitGnomeGnome Cunning, advantage on Intelligence, Wisdom, and Charisma saving throws against magic.
• TraitGnomeArtificer's Lore, add twice your proficiency bonus to History checks related to magic items, alchemical objects, or technological devices.
• TraitGnomeTinker, proficiency with tinkerer's tools and the ability to construct Tiny clockwork devices.
• Guild MembershipGuild Artisan

  You are a respected member of a guild of smiths, engineers, or inventors. Your standing can secure hospitality, introductions, and work from fellow guild members, provided you uphold your obligations and reputation.