{"uid":"cap_SCBA1UAJyNg5-cO5zkc1i","slug":"cannastack-cannabis-price-history-3036e45c","name":"Cannastack Cannabis Price History","description":"Agent-native cannabis data. Dispensary menus, prices, deals, and strain availability across the US, priced like an API call via x402.","url":"https://cannastack.0x402.sh/api/price-history","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"ok":true,"query":{"days":30,"strain":"Gelato 42"},"stats":{"trend":"down","oldest":32,"current":28,"change_pct":-12.5,"data_points":14},"history":[{"item_name":"Gelato 42","recorded_at":"2026-05-10T14:22:00Z","price_eighth":28,"dispensary_name":"Native Roots"}],"summary":"14 price changes in the last 30 days. Current: $28. Trend: down (-12.5%).","response_ms":81}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4WIzhM1DTwiGSU6TZ__qj","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns historical price data and trend analysis for a specific cannabis strain over a configurable time window across US dispensaries","exampleAgentPrompt":"Can you pull up the price history for Gelato 42 over the last 30 days and tell me if prices are trending up or down at US dispensaries?","exampleUseCases":[{"title":"Tracking strain price trends over time","prompt":"I want to know if Gorilla Glue #4 has been getting cheaper or more expensive at dispensaries over the last 60 days — show me the trend and how much the price has shifted."},{"title":"Price comparison for a purchasing decision","prompt":"Before I stock up, can you check the price history for Wedding Cake over the past 14 days and tell me if now's a good time to buy or if prices have been dropping?"},{"title":"Market intelligence for a dispensary buyer","prompt":"I need to understand OG Kush eighth pricing trends across US dispensaries for the last 90 days — pull the history, the current price, and tell me the overall trend direction and percent change."}],"resultDescription":"A JSON response containing: a stats object with trend direction (up/down/flat), oldest recorded price, current price, percent change, and data point count; a history array of individual price records with dispensary name, strain name, recorded timestamp, and eighth price; and a human-readable summary string. Response typically arrives in under 100ms.","failureModes":["Unknown or misspelled strain name returns empty history array with zero data points","Days parameter too large may return sparse data if strain lacks historical coverage","Rate limiting or payment failure returns an error if the x402 payment is not properly attached","Strain available only in certain states may return limited geographic coverage","Very recently listed strains may have insufficient history for meaningful trend analysis"],"whenToPreferThis":"Use this endpoint when you need time-series price data and trend analysis for a specific cannabis strain, rather than just a current snapshot price. Prefer it over a menu or availability endpoint when the user's goal is understanding price movement, market trends, or deciding when to buy based on historical pricing patterns. Best suited for single-strain, date-window queries.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:25:55.737Z","isFirstParty":false}