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Open Source LLMs Explode: DeepSeek V4-Pro-Max Hits 1.6T Parameters

By PulseAugur Editorial · [1 sources] ·

April 2026 marked a significant surge in open-source large language models, with DeepSeek releasing its V4-Pro-Max model boasting 1,600 billion parameters. Four other models also surpassed the trillion-parameter threshold during this period. The month saw over 25 major model releases, indicating an unprecedented acceleration in AI development that is democratizing capabilities previously held by large technology companies. AI

IMPACT Accelerates the availability of advanced AI capabilities beyond major tech companies, fostering broader innovation and competition.

RANK_REASON Cluster reports on the release of a new frontier model (DeepSeek-V4-Pro-Max) with a specific parameter count. [lever_c_demoted from frontier_release: ic=1 ai=1.0]

Read on Mastodon — fosstodon.org →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Open Source LLMs Explode: DeepSeek V4-Pro-Max Hits 1.6T Parameters

How we ranked this

Signal score
0 / 100
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Newsworthiness bucket
Significant
Cluster reports on the release of a new frontier model (DeepSeek-V4-Pro-Max) with a specific parameter count. [lever_c_demoted from frontier_release: ic=1 ai=1.0]
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
model release, other
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AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
129 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [1]

  1. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    📊 Open Models — April 2026: an exceptional month for open-source LLMs. Key figures: • DeepSeek-V4-Pro-Max: 1,600 billion parameters • 4 models cross the trillio

    📊 Open Models — April 2026: an exceptional month for open-source LLMs. Key figures: • DeepSeek-V4-Pro-Max: 1,600 billion parameters • 4 models cross the trillion-parameter mark • 25+ major models released in a single month Progress since mid-2025 already outweighs the entire grow…

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