DeepSeek releases V4.1-Flash-1017 and opens Search and Fetch APIs
AIDeepSeek released a new post-training checkpoint of its V4.1-Flash model, V4.1-Flash-1017, available through the deepseek-flash name on its website, app, and API. DeepSeek reports 77.0 on DeepSWE v1.1, above Claude Opus 5's 74.0 in its own table, and says the checkpoint beats the previous V4.1-Flash on all 11 benchmarks it reported. DeepSeek also opened its Search and Fetch APIs to all developers at $0.75 per 1,000 successful requests each, with server-side agent-harness calls free until November 1, 2026.
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MarkTechPost · Asif Razzaq · marktechpost.comPublished · added here
Original title: DeepSeek Just Released V4.1-Flash-1017, Scores 77.0 on DeepSWE, Opens Search API