{"openapi":"3.0.3","info":{"title":"Gnist Context — IBAN Validation","description":"Validate International Bank Account Numbers — check digits, country, and BBAN extraction.\n\n- **MCP endpoint:** `https://context.gnist.ai/mcp/iban-validation/`\n- **Toolkit page:** `/toolkits/iban-validation`\n- **Full API spec:** `/api/openapi.json`\n- **Get an API key:** `/signup`","version":"1.0.0","contact":{"name":"GnistAI","url":"https://gnist.ai"}},"servers":[{"url":"https://context.gnist.ai","description":"Production"}],"paths":{"/rest/iban-validation/validate_iban":{"post":{"tags":["Finance"],"summary":"validate_iban","description":"Validate an International Bank Account Number (IBAN).\n\nChecks format, country code, length, and ISO 7064 Mod 97-10 check digits.\nReturns validation result with country, BBAN, and formatted IBAN if valid.\n\nArgs:\n    iban: The IBAN to validate. Spaces are allowed and will be stripped.","operationId":"iban_validation_validate_iban","responses":{"200":{"description":"Successful tool call","content":{"application/json":{"schema":{"type":"object"}}}},"404":{"description":"Server or tool not found"},"500":{"description":"Tool execution error"}},"security":[{"ApiKeyHeader":[]},{"ApiKeyQuery":[]}],"requestBody":{"required":true,"content":{"application/json":{"schema":{"additionalProperties":false,"properties":{"iban":{"type":"string"}},"required":["iban"],"type":"object"}}}}}},"/rest/iban-validation/get_supported_countries":{"post":{"tags":["Finance"],"summary":"get_supported_countries","description":"List all countries that support IBAN with their expected IBAN lengths.\n\nReturns country codes, names, and the required IBAN length for each.","operationId":"iban_validation_get_supported_countries","responses":{"200":{"description":"Successful tool call","content":{"application/json":{"schema":{"type":"object"}}}},"404":{"description":"Server or tool not found"},"500":{"description":"Tool execution error"}},"security":[{"ApiKeyHeader":[]},{"ApiKeyQuery":[]}]}},"/rest/iban-validation/report_feedback":{"post":{"tags":["Finance"],"summary":"report_feedback","description":"Report a bug, feature request, or general feedback for this data source.\n\nUse this when something doesn't work as expected, when you'd like\na new feature, or when you have suggestions for improvement.\n\nArgs:\n    feedback: Describe the issue or suggestion.\n    feedback_type: One of 'bug', 'feature_request', or 'general'.","operationId":"iban_validation_report_feedback","responses":{"200":{"description":"Successful tool call","content":{"application/json":{"schema":{"type":"object"}}}},"404":{"description":"Server or tool not found"},"500":{"description":"Tool execution error"}},"security":[{"ApiKeyHeader":[]},{"ApiKeyQuery":[]}],"requestBody":{"required":true,"content":{"application/json":{"schema":{"additionalProperties":false,"properties":{"feedback":{"type":"string"},"feedback_type":{"default":"general","type":"string"}},"required":["feedback"],"type":"object"}}}}}}},"tags":[{"name":"Finance","description":"Data sources: Finance"}],"components":{"securitySchemes":{"ApiKeyHeader":{"type":"apiKey","in":"header","name":"gnist-api-key","description":"API key passed via request header."},"ApiKeyQuery":{"type":"apiKey","in":"query","name":"gnist_api_key","description":"API key passed via query parameter."}}}}