DeepSeek-V4-Pro
DeepSeek · DeepSeekreleased 2026-04-22open source
DeepSeek's flagship open-weight MoE. 1.6T parameters with 49B activated, 1M-token context, and a hybrid attention scheme (CSA + HCA) that delivers long-context inference at ~27% of V3.2's FLOPs.
Specifications
- Context window
- 1,000,000 tokens
- Parameters
- 1.6T (49B active)
- Modality
- text
- License
- MIT
- Family
- DeepSeek
- Release date
- 2026-04-22
Links
Provider status
DeepSeek APIAll Systems Operational
Last incident: 【已恢复】DeepSeek 网页/API不可用（[Resolved]DeepSeek Web/API Service Not Available）2 days ago
30-day uptime99.63%
View DeepSeek's status page →Timeline
Released
Initial public availability.
Pricing changes, version bumps, and benchmark events appear here as the ingesters land in Phase 5.
Pricing history
Per-million-token cost history graphs (Pro) — chart drops in Phase 6.
Sentiment
Rolling community sentiment from Reddit, X, YouTube, and GitHub issues (Pro) — wiring up in Phase 6.
Benchmarks
Benchmark scores ingest from the Open LLM Leaderboard, LMSys Chatbot Arena, and vendor-published evaluations in Phase 5.
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