Game artwork from the official Steam store; rights belong to the respective publisher.
Base game (Steam) · PC
BR · BRL · Steam
Price observed in the BR store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Base game (Steam) · PC
JP · JPY · Steam
Price observed in the JP store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Base game (Steam) · PC
GB · GBP · Steam
Price observed in the GB store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Base game (Steam) · PC
AU · AUD · Steam
Price observed in the AU store. A Steam account is required. Check the store for package contents, operating-system support and regional purchase restrictions.
Most chess engines give you one opponent and a difficulty slider. Camille Queen of Chess bots gives you a workshop. You start with a cast of ready-made opponents, but the real point of the game is building your own, a bot can be as simple as a single rule or as deep as a full game plan, and it plays the way you tell it to. Play completely offline, with no account and no always-online requirement, just you, the board, and opponents you shaped yourself.
Build the opponent you want. This is the heart of the game. Start from a plain-language description of how you want your bot to play, and Camille turns it into a prompt for an online LLM (Claude, Mistral, DeepSeek, and more). The AI writes the bot, you copy and paste it back into Camille, and you are ready to play. Prefer to stay offline? Run a Local LLM on your own machine and create privately, no account needed. You can also build a bot from scratch or fine-tune any bot in the graphic editor, going…
Official store excerpt · Description source ↗
Read the store description ↗
Base game
No other base game is required.
Activation: Steam
A Steam account is required.
Supported platforms: Windows, macOS
Official BR Steam product record; other regions are checked separately.
Checked:
Supports: Steam appdetails type=game identifies this standalone base-game app, Product name and explicitly listed operating systems
BR / BRL · Steam · This exact edition and purchase conditions only.
Latest recorded price: BRL 58.19 on Oct 20, 2026, 06:45 PM UTC; unchanged compared with the preceding observation on Oct 20, 2026, 06:34 PM UTC.
Dots are observations, not a continuous record. Prices between observations are unknown.
BRL 58.19 lowest in the displayed observations, from Oct 20, 2026, 03:30 PM UTC to Oct 20, 2026, 06:45 PM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 20, 2026, 03:30 PM UTC | BRL 58.19 |
| Oct 20, 2026, 06:34 PM UTC | BRL 58.19 |
| Oct 20, 2026, 06:45 PM UTC | BRL 58.19 |
JP / JPY · Steam · This exact edition and purchase conditions only.
Latest recorded price: JPY 2,520 on Oct 20, 2026, 05:31 PM UTC; unchanged compared with the preceding observation on Oct 20, 2026, 02:17 PM UTC.
Dots are observations, not a continuous record. Prices between observations are unknown.
JPY 2,520 lowest in the displayed observations, from Oct 20, 2026, 02:17 PM UTC to Oct 20, 2026, 05:31 PM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 20, 2026, 02:17 PM UTC | JPY 2,520 |
| Oct 20, 2026, 05:31 PM UTC | JPY 2,520 |
GB / GBP · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
GBP 14.45 lowest in the displayed observations, from Oct 20, 2026, 03:56 PM UTC to Oct 20, 2026, 03:56 PM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 20, 2026, 03:56 PM UTC | GBP 14.45 |
AU / AUD · Steam · This exact edition and purchase conditions only.
One recorded observation. Not enough data to show a price trend.
AUD 25.77 lowest in the displayed observations, from Oct 20, 2026, 12:44 PM UTC to Oct 20, 2026, 12:44 PM UTC.
| Observed at (UTC) | Price |
|---|---|
| Oct 20, 2026, 12:44 PM UTC | AUD 25.77 |