OpenAI Chess

Play chess against ChatGPT-4

Thinking

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\n \n \n \n \n \n `)\n})\n\napp.post(\"/game/:id\", async (c) => {\n const san = (await c.req.json()).san\n\n const moves = await sqlite.execute({\n sql: `SELECT move_san from chess_moves WHERE game_id = ? ORDER BY ID ASC`,\n args: [c.req.param().id],\n })\n\n const chess = new Chess()\n for (let row of moves.rows) {\n chess.move(row[0])\n }\n\n try {\n chess.move(san)\n\n const openai = new OpenAI()\n\n let messages = []\n\n await new Promise(resolve => setTimeout(resolve, 2000))\n\n for (let i = 0; i < 5; i++) {\n await sqlite.execute({\n sql: `INSERT INTO chess_messages (game_id, message) VALUES (?, ?)`,\n args: [c.req.param().id, `Requesting response to ${san}`],\n })\n const completion = await openai.chat.completions.create({\n messages: [\n {\n role: \"system\",\n content: `\n You are a chess grandmaster.\nYou will be given a partially completed game.\nAfter seeing it, you should choose the next move.\nUse standard algebraic notation, e.g. \"e4\" or \"Rdf8\" or \"R1a3\".\nNEVER give a turn number.\nNEVER explain your choice.\n `,\n },\n {\n role: \"user\",\n content: chess.pgn(),\n },\n ...messages,\n ],\n model: \"gpt-4\",\n max_tokens: 30,\n })\n\n const proposed = completion.choices.at(0)?.message.content\n\n const moves = await sqlite.execute({\n sql: `INSERT INTO chess_messages (game_id, message) VALUES (?, ?)`,\n args: [c.req.param().id, proposed],\n })\n\n try {\n chess.move(proposed)\n await sqlite.execute({\n sql: `INSERT INTO chess_moves (game_id, move_san) VALUES (?, ?)`,\n args: [c.req.param().id, san],\n })\n await sqlite.execute({\n sql: `INSERT INTO chess_moves (game_id, move_san) VALUES (?, ?)`,\n args: [c.req.param().id, proposed],\n })\n\n const messages = await sqlite.execute({\n sql: `SELECT message FROM chess_messages WHERE game_id = ? ORDER BY DATE ASC`,\n args: [c.req.param().id],\n }).then(r => r.rows.map(r => r[0]))\n\n return c.json({\n fen: chess.fen(),\n completion,\n messages,\n })\n } catch (e) {\n messages.push(completion.choices.at(0).message)\n messages.push({\n role: \"user\",\n content: \"That move is invalid. Try again.\",\n })\n\n const moves = await sqlite.execute({\n sql: `INSERT INTO chess_messages (game_id, message) VALUES (?, ?)`,\n args: [c.req.param().id, \"That move is invalid\"],\n })\n\n await new Promise(resolve => setTimeout(resolve, 500))\n }\n }\n } catch (e) {\n const moves = await sqlite.execute({\n sql: `INSERT INTO chess_messages (game_id, message) VALUES (?, ?)`,\n args: [c.req.param().id, e.message],\n })\n const msg = await sqlite.execute({\n sql: `SELECT message FROM chess_messages WHERE game_id = ? ORDER BY DATE ASC`,\n args: [c.req.param().id],\n }).then(r => r.rows.map(r => r[0]))\n return c.json({ e: e.message, message: \"Illegal move\", messages: msg })\n }\n})\n\napp.get(\"/game/:id\", async (c) => {\n const moves = await sqlite.execute({\n sql: `SELECT move_san from chess_moves WHERE game_id = ? ORDER BY ID ASC`,\n args: [c.req.param().id],\n })\n\n const chess = new Chess()\n for (let row of moves.rows) {\n chess.move(row[0])\n }\n\n return c.json({\n moves: moves.rows.map(m => m[0]),\n fen: chess.fen(),\n })\n})\n\nexport default app.fetch","deleted","label",[125],"2dcbaba4-250e-11f0-acaf-569c3dd06744","README.md","2dcbac1c-250e-11f0-acaf-569c3dd06744",["D",1732299242354],"# ChatGPT Chess\n\nInspired by [all this hubbub about chess weirdness](https://dynomight.net/more-chess/), this val lets you play chess _against ChatGPT 4_.\n\nExpect some \"too many requests\" hiccups along the way. ChatGPT gets pretty bad at making valid moves after the first 10 or so\nexchanges. This lets it retry up to 5 times to make a valid move, but if it can't, it can't.",[141],"pulls","branches","envVars",{"_152":22,"_154":22},"connections",{"_152":22,"_153":22},"count","unfilledCount","emptyCount",{"_27":140,"_13":141,"_126":142,"_127":-5,"_128":87,"_129":24,"_130":46,"_47":161,"_84":22,"_133":111,"_135":144,"_137":20,"_138":-5,"_158":162,"_99":163},{"_27":124,"_13":125,"_126":63,"_127":-5,"_128":87,"_129":85,"_130":46,"_47":157,"_84":132,"_133":134,"_135":136,"_137":20,"_138":-5,"_158":159,"_99":160},["D",1732304842446],"children",[],[125],["D",1732299242354],[],[141],["D",1745940327642],{"_11":12,"_57":96},{"_11":12,"_51":-5,"_52":96,"_34":62,"_54":97,"_56":20},{"_84":85,"_13":86,"_27":87,"_88":58,"_89":-5,"_90":-5,"_91":-5,"_92":-5,"_93":-5,"_94":14,"_95":12},"ctx",{"_39":-5,"_119":201,"_202":203,"_204":205,"_206":20,"_207":20,"_208":20,"_209":46,"_210":-5,"_211":-7,"_212":-7,"_213":22,"_214":20,"_215":20,"_216":-5,"_217":20,"_218":20,"_219":20,"_220":-5},"ENV",{"_172":173,"_174":175,"_176":86,"_177":178,"_179":180,"_181":182,"_183":184,"_185":186,"_187":188,"_189":190,"_191":192,"_193":194,"_195":196,"_197":198,"_199":200},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

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