{"uid":"cap_rIPgPlgAErmbT1rG911Ze","slug":"polls-karbach-digital-constituency-direct-mandate-race-c288e72e","name":"polls.karbach.digital – Constituency Direct Mandate Race","description":"Who wins the direct mandate in a constituency: win probability per party, margin, rating. Use when asked who will win a constituency seat. Source-attributed, German data, updated every six hours.","url":"https://api.polls.karbach.digital/v1/constituencies/:nr/race?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"pathParams":{"type":"object","required":["nr"],"properties":{"nr":{"type":"string","pattern":"^[1-9][0-9]{0,2}$","description":"Bundestag constituency number 1 to 299"}}},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","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_mP5xYgoIiTzvTn_22_mJX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns win probability per party, margin, and rating for a German Bundestag constituency's direct mandate race, updated every six hours with source attribution.","exampleAgentPrompt":"What are the win probabilities for each party in Bundestag constituency 75, and which party is currently favored to take the direct mandate?","exampleUseCases":[{"title":"Tracking a swing constituency before election","prompt":"I'm watching constituency 121 closely — can you pull up the current win probabilities and margin for each party competing for the direct mandate there?"},{"title":"Journalist checking who leads in hometown district","prompt":"What does the race look like in Bundestag constituency 11 right now? I want win chances per party and the current margin between the top two."},{"title":"Researcher comparing party strength across constituencies","prompt":"For constituency 200, who is rated most likely to win the direct seat, and what's the margin over the second-place party?"}],"resultDescription":"Returns the win probability for each competing party in the specified constituency's direct mandate race, the margin between leading parties, and a rating — all source-attributed and refreshed every six hours.","failureModes":["Invalid constituency number (outside 1–299) returns a 400 or 404 error","Constituency number provided as non-numeric string fails pattern validation","Data temporarily unavailable due to refresh cycle may return stale or empty results","Rate limiting or payment failure (x402) blocks the request"],"whenToPreferThis":"Use this endpoint when you need party-level win probabilities and margins for a specific German Bundestag constituency direct mandate race. It is the right choice for constituency-level electoral forecasting with source attribution, as opposed to national-level seat projections or general polling aggregates.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T12:37:23.620Z","isFirstParty":false,"canonicalSlug":"polls-karbach-digital-constituency-direct-mandate-race-c288e72e"}