Build advanced reasoning agents with DeepSeek-R1, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge, native tool calling support, open weights architecture. Access DeepSeek-R1 via the iFlow API with up to 32K output tokens.
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DeepSeek-R1 by iFlow costs Free per 1M input tokens and Free per 1M output tokens.