polls.karbach.digital

Live 402 challenge

Captured by the enrichment pass, not read just now. Prices can change — always read the 402 the endpoint answers with.

{
  "docs": "https://api.polls.karbach.digital/v1/",
  "x402": "https://x402.org",
  "asset": "USDC",
  "error": "payment_required",
  "network": "Base",
  "project": "Ein Projekt von Karbach.Digital (https://karbach.digital)",
  "price_usd": 0.02,
  "free_trial": "Try before you pay: put /try in front of any paid path (for example https://api.polls.karbach.digital/try/v1/federal/trend). Same answer, no payment, 3 calls per day per IP address.",
  "how_to_pay": "This endpoint is paid per call via x402. Read the PAYMENT-REQUIRED header, pay with an x402 client (for example the x402 Python or TypeScript SDK) and repeat the request.",
  "description": "Spanish general election 29 Nov 2026: seats per list (median and range), poll average, majority chances. Blackout 24 to 29 Nov (art. 69.7 LOREG). After polls close: official count (seats, vote share, counted percent), forecast for comparison."
}

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

[
  {
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "extra": {
      "name": "USD Coin",
      "version": "2"
    },
    "payTo": "0x6d8444CaEd95D9155785Da10aC00247948957D61",
    "amount": "20000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 300
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "type": "http",
        "method": "GET"
      },
      "output": {
        "type": "json",
        "example": {
          "data": {
            "lists": [
              {
                "list": "Adelante",
                "name": "Adelante Andalucía",
                "seats_mean": 0,
                "seats_median": 0,
                "poll_average_pct": 0,
                "seats_90pct_range": [
                  0,
                  0
                ],
                "modelled_vote_share_pct": 0
              },
              {
                "list": "BNG",
                "name": "BNG",
                "seats_mean": 0,
                "seats_median": 0,
                "poll_average_pct": 0,
                "seats_90pct_range": [
                  0,
                  0
                ],
                "modelled_vote_share_pct": 0
              }
            ],
            "detail": "https://api.polls.karbach.digital/v1/spain/general-2026/provinces",
            "website": "https://polls.karbach.digital/spanien-2026/",
            "blackout": {
              "from": "2026-11-24T00:00:00+01:00",
              "note": "From 24 Nov 2026 00:00 until polls close on 29 Nov 2026 21:00 (Madrid time) this endpoint is unavailable (HTTP 503, nothing is charged). The last forecast be...",
              "until": "2026-11-29T21:00:00+01:00",
              "active": false
            },
            "election": {
              "id": "es-2026",
              "date": "2026-11-29",
              "name": "Spanish general election (Congreso de los Diputados)",
              "seats": 350,
              "status": "upcoming",
              "majority": 176,
              "date_status": "official",
              "seat_method": "D'Hondt in each of 52 constituencies, 3 percent threshold per constituency"
            },
            "cis_latest": {
              "werte": {
                "CC": 0,
                "PP": 0,
                "BNG": 0,
                "ERC": 0,
                "PNV": 0,
                "UPN": 0,
                "Vox": 0,
                "PSOE": 0,
                "SALF": 0,
                "Bildu": 0,
                "Junts": 0,
                "Links": 0,
                "Sumar": 0,
                "Podemos": 0
              },
              "fallzahl": 0,
              "feldende": "0000-00-00",
              "institut": "CIS"
            },
            "polls_used": 0,
            "majority_probability_pct": {
              "PP+Vox": 0,
              "PP_alone": 0,
              "Sanchez_bloc_2023": 0,
              "Sanchez_bloc_2023_members": [
                "BNG",
                "Bildu"
              ]
            },
            "strongest_list_probability_pct": {
              "PP": 0,
              "PSOE": 0
            }
          },
          "docs": "https://api.polls.karbach.digital/v1/",
          "model": {
            "method": "weighted poll average (latest poll per institute, 45 days, half-life 10 days, CIS excluded), proportional swing on the 2023 result per province, Monte Carlo ...",
            "simulations": 0
          },
          "notice": "Scenario analysis based on published opinion polls. Not a prediction and not a voting recommendation. Coalition figures count simulated seat majorities (see ...",
          "source": {
            "polls": "Spanish polling institutes as compiled on en.wikipedia.org (Opinion polling for the next Spanish general election)",
            "license": "CC BY-SA 4.0 (share alike, because the poll compilation is CC BY-SA)",
            "blackout": "Spanish electoral law (art. 69.7 LOREG) bans publishing polls from 24 Nov 2026 00:00 until polls close on 29 Nov 2026 (21:00 Madrid time, Canary Islands). Du...",
            "processing": "polls.karbach.digital (Max Karbach)",
            "results_2023": "en.wikipedia.org constituency pages (CC BY-SA 4.0)",
            "polls_license": "CC BY-SA 4.0",
            "seats_per_constituency": "Real Decreto 806/2026, Boletín Oficial del Estado (BOE-A-2026-20742)"
          },
          "project": "Ein Projekt von Karbach.Digital (https://karbach.digital)",
          "updated_at": "0000-00-00 00:00",
          "uncertainty": "seats_90pct_range: 90 of 100 simulations fall inside. Error per list about three points for the largest party; in 2023 polls underestimated PSOE by about thr..."
        }
      }
    },
    "schema": {
      "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"
            },
            "queryParams": {
              "type": "object",
              "properties": {}
            }
          },
          "additionalProperties": false
        },
        "output": {
          "type": "object",
          "required": [
            "type"
          ],
          "properties": {
            "type": {
              "type": "string"
            },
            "example": {
              "type": "object"
            }
          }
        }
      }
    }
  }
}

Provenance

Seen in the source catalog

2026-10-21 22:08Z

Last indexed by Roundhouse

2026-10-26 14:50Z

Last enriched (probe, favicon, geo)

2026-10-21 23:15Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402