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": "One EU country: European election 2024 results by party with groups and seats, unemployment, inflation, energy prices."
}

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",
        "pathParams": {
          "code": "FR"
        }
      },
      "output": {
        "type": "json",
        "example": {
          "data": {
            "name": "France",
            "country": "FR",
            "indicators": {
              "inflation_hicp_pct": {
                "value": 3.4,
                "period": "2026-09"
              },
              "unemployment_rate_pct": {
                "value": 8.2,
                "period": "2026-08"
              },
              "household_gas_eur_per_kwh": {
                "value": 0.1347,
                "period": "2026-S1"
              },
              "household_electricity_eur_per_kwh": {
                "value": 0.2485,
                "period": "2026-S1"
              }
            },
            "european_parliament_2024": {
              "seats": 81,
              "parties": [
                {
                  "id": "FR01",
                  "name": "Rassemblement national",
                  "type": "PARTY",
                  "seats": 30,
                  "acronym": "RN",
                  "ep_groups": {},
                  "votes_pct": 31.37,
                  "coalition_members": null
                },
                {
                  "id": "FR02",
                  "name": "Coalition Besoin d'Europe (Renaissance, Modem, Horizons, Parti Radical, Union des démocrates et indépendants)",
                  "type": "COALITION",
                  "seats": 13,
                  "acronym": "Besoin d'Europe",
                  "ep_groups": {},
                  "votes_pct": 14.6,
                  "coalition_members": "FR17|FR19|FR18|FR20|FR21"
                }
              ]
            }
          },
          "docs": "https://api.polls.karbach.digital/v1/",
          "model": null,
          "notice": "Scenario analysis based on published opinion polls. Not a prediction and not a voting recommendation. Coalitions are arithmetic majorities only, not statemen...",
          "source": {
            "note": "National parliamentary elections are not included yet (no current open source for all EU countries).",
            "polls": "dawum.de",
            "indicators": "Eurostat (une_rt_m, prc_hicp_minr, nrg_pc_204, nrg_pc_202)",
            "processing": "polls.karbach.digital (Max Karbach)",
            "polls_license": "ODbL 1.0",
            "polls_license_url": "https://opendatacommons.org/licenses/odbl/1-0/",
            "european_parliament": "European Parliament, results.elections.europa.eu (official data sheets 2024-2029)"
          },
          "project": "Ein Projekt von Karbach.Digital (https://karbach.digital)",
          "updated_at": "2026-10-18T14:35:37+00:00",
          "uncertainty": null
        }
      }
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "input"
      ],
      "properties": {
        "input": {
          "type": "object",
          "required": [
            "type",
            "method"
          ],
          "properties": {
            "type": {
              "type": "string",
              "const": "http"
            },
            "method": {
              "enum": [
                "GET",
                "HEAD",
                "DELETE"
              ],
              "type": "string"
            },
            "pathParams": {
              "type": "object",
              "required": [
                "code"
              ],
              "properties": {
                "code": {
                  "type": "string",
                  "pattern": "^[A-Za-z]{2}$",
                  "description": "EU country code as used by Eurostat (DE, FR, EL for Greece)"
                }
              }
            },
            "queryParams": {
              "type": "object",
              "properties": {}
            }
          },
          "additionalProperties": false
        },
        "output": {
          "type": "object",
          "required": [
            "type"
          ],
          "properties": {
            "type": {
              "type": "string"
            },
            "example": {
              "type": "object"
            }
          }
        }
      }
    },
    "routeTemplate": "/v1/europe/countries/:code"
  }
}

Provenance

Seen in the source catalog

2026-10-18 14:58Z

Last indexed by Roundhouse

2026-10-26 17:20Z

Last enriched (probe, favicon, geo)

2026-10-18 16:15Z

x402 version

2

Max timeout

300s

Liveness probe

HTTP 402