API Changelog

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Research Defender API

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Products & Endpoints

• GET /api/v4/respondents/search/{publishable_key} — Digital fingerprinting, bot/click-farm detection, duplication scoring, and geolocation checks

• Add-on to the SEARCH call via the destination_platform_id and destination_platform_survey_number parameters
• GET /api/v3/respondents/destination_platforms/{private_key} — Look up available destination platform identifiers

• GET /api/v4/respondents/review/{publishable_key} — Open-end text analysis (GET)
• POST /api/v4/respondents/review/{publishable_key} — Open-end text analysis (POST, supports longer text)

• GET /api/v3/respondents/get_token/{publishable_key} — Generate single-use server-to-server tokens (GETTOKEN)
• V4 Hashed Validation for SEARCH