📈 Polymarket Markets

Top active markets from the Gamma API, with an AI second opinion.

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\n\n \n\n \n \n\n",[154],"b6e3b7be-4ca6-4e59-b3b9-55da1bc91577","main.ts","5f578fa4-659e-11f1-b456-1607ee4eb77e",14,["D",1781190599096],"http","import { Hono } from \"npm:hono\";\nimport { blob } from \"https://esm.town/v/std/blob\";\nimport { serveFile, parseVal } from \"https://esm.town/v/std/utils/index.ts\";\nimport { fetchMarkets } from \"./polymarket.ts\";\nimport { getAdvice, type ChatMessage } from \"./anthropic.ts\";\n\nconst app = new Hono();\n\n// Surface full stack traces in logs.\napp.onError((err) => Promise.reject(err));\n\n// View source link.\napp.get(\"/source\", (c) => c.redirect(parseVal().links.self.val));\n\n// Static assets.\napp.get(\"/\", () => serveFile(\"/page.html\", import.meta.url));\napp.get(\"/client.js\", () => serveFile(\"/client.js\", import.meta.url));\n\n// Markets data for the frontend.\napp.get(\"/api/markets\", async (c) => {\n const markets = await fetchMarkets(20);\n return c.json(markets);\n});\n\n// AI advice with per-session conversation history in blob storage.\napp.post(\"/advice\", async (c) => {\n let body: { message?: string; market?: string; sessionId?: string };\n try {\n body = await c.req.json();\n } catch {\n return c.json({ error: \"Invalid JSON body\" }, 400);\n }\n\n const message = body.message?.trim();\n if (!message) {\n return c.json({ error: \"Missing 'message' field\" }, 400);\n }\n\n // Identify the session (cookie -> body -> new), so history persists per user.\n const cookie = c.req.header(\"Cookie\") ?? \"\";\n const cookieId = cookie.match(/sessionId=([^;]+)/)?.[1];\n const sessionId = cookieId ?? body.sessionId ?? crypto.randomUUID();\n const blobKey = `polymarket:session:${sessionId}`;\n\n const history: ChatMessage[] = (await blob.getJSON(blobKey)) ?? [];\n history.push({ role: \"user\", content: message });\n\n let advice: string;\n try {\n advice = await getAdvice(history, body.market);\n } catch (err) {\n console.error(\"Anthropic advice failed:\", err);\n return c.json({ error: (err as Error).message }, 502);\n }\n\n history.push({ role: \"assistant\", content: advice });\n // Cap stored history to keep blobs small.\n await blob.setJSON(blobKey, history.slice(-20));\n\n c.header(\"Set-Cookie\", `sessionId=${sessionId}; Path=/; HttpOnly; SameSite=Lax`);\n return c.json({ advice, sessionId });\n});\n\nexport default async function main(req: Request): Promise {\n return app.fetch(req);\n}\n",[161],"cb67da8f-d75c-4120-b89b-164430fb489e","client.js","80eea4c8-65a7-11f1-a613-1607ee4eb77e",12,["D",1781190552215],"// Browser-side logic: load markets and request AI advice.\nfunction fmtUsd(n) {\n if (n == null) return \"—\";\n return \"$\" + Math.round(Number(n)).toLocaleString();\n}\n\nasync function loadMarkets() {\n const section = document.getElementById(\"markets\");\n const tmpl = document.getElementById(\"market-card\");\n try {\n const res = await fetch(\"/api/markets\");\n if (!res.ok) throw new Error(\"Failed to load markets\");\n const markets = await res.json();\n section.innerHTML = \"\";\n if (!markets.length) {\n section.innerHTML = '

No markets found.

';\n return;\n }\n for (const m of markets) {\n const node = tmpl.content.cloneNode(true);\n node.querySelector('[data-field=\"question\"]').textContent = m.question ?? \"Untitled market\";\n node.querySelector('[data-field=\"meta\"]').textContent =\n `Volume ${fmtUsd(m.volume)} · Liquidity ${fmtUsd(m.liquidity)}`;\n\n const adviceEl = node.querySelector('[data-field=\"advice\"]');\n const btn = node.querySelector('[data-action=\"advice\"]');\n btn.addEventListener(\"click\", () => getAdvice(m.question, adviceEl, btn));\n\n section.appendChild(node);\n }\n } catch (err) {\n section.innerHTML = `

${err.message}

`;\n }\n}\n\nasync function getAdvice(question, adviceEl, btn) {\n btn.disabled = true;\n btn.textContent = \"Thinking…\";\n adviceEl.classList.remove(\"hidden\");\n adviceEl.textContent = \"\";\n try {\n const res = await fetch(\"/advice\", {\n method: \"POST\",\n headers: { \"Content-Type\": \"application/json\" },\n body: JSON.stringify({\n market: question,\n message: `What should I consider about this market: \"${question}\"?`,\n }),\n });\n const data = await res.json();\n if (!res.ok) throw new Error(data.error || \"Request failed\");\n adviceEl.textContent = data.advice;\n } catch (err) {\n adviceEl.textContent = \"⚠️ \" + err.message;\n } finally {\n btn.disabled = false;\n btn.textContent = \"Get AI advice\";\n }\n}\n\nloadMarkets();\n",[169],"a8e5501f-06b5-4429-a35b-d5561a04b7dc","anthropic.ts","759f9460-65a7-11f1-9ef3-1607ee4eb77e",10,["D",1781190533243],"// Thin wrapper around the Anthropic Messages API.\nconst ANTHROPIC_URL = \"https://api.anthropic.com/v1/messages\";\n\nexport interface ChatMessage {\n role: \"user\" | \"assistant\";\n content: string;\n}\n\nexport async function getAdvice(\n messages: ChatMessage[],\n market?: string,\n): Promise {\n const apiKey = Deno.env.get(\"ANTHROPIC_API_KEY\");\n if (!apiKey) {\n throw new Error(\"ANTHROPIC_API_KEY env var is not set\");\n }\n\n const system =\n \"You are a cautious analyst who comments on Polymarket prediction markets. \" +\n \"Give balanced, non-financial-advice perspective on the probabilities and risks. \" +\n (market ? `The user is asking about this market: \"${market}\".` : \"\");\n\n const res = await fetch(ANTHROPIC_URL, {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n \"x-api-key\": apiKey,\n \"anthropic-version\": \"2023-06-01\",\n },\n body: JSON.stringify({\n model: \"claude-3-5-haiku-latest\",\n max_tokens: 1024,\n system,\n messages,\n }),\n });\n\n if (!res.ok) {\n throw new Error(`Anthropic API error ${res.status}: ${await res.text()}`);\n }\n\n const data = await res.json();\n return data?.content?.map((b: { text?: string }) => b.text ?? \"\").join(\"\") ?? \"\";\n}\n",[176],"pulls","branches",1,"forks","envVars",{"_190":184,"_192":66},"connections",{"_190":66,"_191":66},"count","unfilledCount","emptyCount",{"_48":175,"_38":176,"_36":177,"_141":-5,"_46":47,"_45":178,"_142":30,"_43":215,"_13":66,"_39":40,"_41":180,"_29":32,"_144":-5,"_200":216,"_33":217},{"_48":168,"_38":169,"_36":170,"_141":-5,"_46":47,"_45":171,"_142":30,"_43":212,"_13":66,"_39":40,"_41":173,"_29":32,"_144":-5,"_200":213,"_33":214},{"_48":160,"_38":161,"_36":162,"_141":-5,"_46":47,"_45":163,"_142":30,"_43":209,"_13":149,"_39":165,"_41":166,"_29":32,"_144":-5,"_200":210,"_33":211},{"_48":153,"_38":154,"_36":155,"_141":-5,"_46":47,"_45":156,"_142":30,"_43":206,"_13":66,"_39":26,"_41":158,"_29":32,"_144":-5,"_200":207,"_33":208},{"_48":146,"_38":147,"_36":148,"_141":-5,"_46":47,"_45":149,"_142":30,"_43":203,"_13":66,"_39":40,"_41":151,"_29":32,"_144":-5,"_200":204,"_33":205},{"_48":140,"_38":34,"_36":37,"_141":-5,"_46":47,"_45":14,"_142":32,"_43":199,"_13":66,"_39":40,"_41":42,"_29":32,"_144":-5,"_200":201,"_33":202},["D",1781190611683],"children",[],[34],["D",1781190527632],[],[147],["D",1781190542363],[],[154],["D",1781190599096],[],[161],["D",1781190552215],[],[169],["D",1781190533243],[],[176],["D",1781186630368],["D",1789489305251],{"_103":102,"_111":107},{"_103":102,"_104":105,"_106":107,"_19":60,"_108":109,"_110":32},{"_13":92,"_38":93,"_48":47,"_94":49,"_95":-5,"_96":-5,"_97":-5,"_98":-5,"_99":-5,"_100":50,"_101":102},"ctx",{"_85":-5,"_131":256,"_257":258,"_259":260,"_261":32,"_262":32,"_263":32,"_264":30,"_265":-5,"_266":-7,"_267":-7,"_268":66,"_269":32,"_270":32,"_271":-5,"_272":32,"_273":32,"_274":32,"_275":-5},"ENV",{"_227":228,"_229":230,"_231":93,"_232":233,"_234":235,"_236":237,"_238":239,"_240":241,"_242":243,"_244":245,"_246":247,"_248":249,"_250":251,"_252":253,"_254":255},"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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