API Output Structure
List of claims with label, source, justification
Custom Instructions Input
Early Access to Beta Features
Factchecking Human and AI Text
Multiple Writing Types Supported
research papersarticlesblog postssocial medialegal documentsreportslectures
Single App Multiple Models
Supported AI Models
GPT-4oClaude 3.5 SonnetClaude 3.5 HaikuClaude 3.7 SonnetGemini 2.0 ProGemini 2.0 FlashGemini 2.0 Flash ThinkingGPT 4.5 PreviewGPT 4o minio1o3 miniGrok 2Grok 3 (soon)Llama 3.3 70BLlama 3.2 11BLlama 3.2 3BLlama 3.2 1BQwen QwQ 32BDeepSeek R1DeepSeek V3sonarsonar prosonar reasoningsonar reasoning prosonar deep research
Use Case Domains
Journalism & MediaResearch & AcademiaLegalContent Creators & MarketersDevelopersCorporate & Public Relations