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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Bug]: Boolean type is not strict","articleBody":"### Actual Behavior\n\nI have this in my api spec:\n```json\n\"properties\": {\n\t\"active\": {\n\t\t\"type\": \"boolean\"\n\t}\n}\n```\nIf in my request body I pass:\n```json\n{\n\t\"active\": \"invalid\"\n}\n```\nI get a `CastError`.\n\n### Expected Behavior\n\nIf in my request body I pass:\n```json\n{\n\t\"active\": \"invalid\"\n}\n```\nI get an `InvalidSchemaValue` because the field `active` is not of type `boolean`.\n\n### Steps to Reproduce\n\nHave a field of type `boolean`. Pass a `invalid` string in the request body.\n\n### OpenAPI Core Version\n\n0.19.5\n\n### OpenAPI Core Integration\n\ndjango\n\n### Affected Area(s)\n\n_No response_\n\n### References\n\n_No response_\n\n### Anything else we need to know?\n\n_No response_\n\n### Would you like to implement a fix?\n\nNo","author":{"url":"https://github.com/afonsocraposo","@type":"Person","name":"afonsocraposo"},"datePublished":"2025-06-05T13:21:32.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/998/openapi-core/issues/998"}