DeepSeek opened V4-Flash developer preview with 1M context window and 180 tokens/second inference throughput at $0.02/1M.

Key Takeaways

  • ✓180 tokens/sec generation speed (3x faster than baseline), tailored for sub-50ms Tab completions
  • ✓1M context window processes full code repositories without chunking or losing semantic detail
  • ✓Free public test API keys now available via DeepSeek Open Platform
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Key Decision Metrics at a Glance

TL;DR Verdict
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in: $0.55 / out: $1.65
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🛠️ Ecosystem & IDERules
Cursor Composer (Agent Mode) · Trae (ByteDance) · Cline (VS Code Agent)
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