[EXTERNAL] Add vLLM Apriel2 model with plugin-based registration#447

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tscholak wants to merge 44 commits intomainfrom

feature/vllm-apriel2-models

Commits on Jan 10, 2026

Add Apriel2 conversion documentation and supernet pruning examples

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claude
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Commits on Jan 12, 2026

Add vLLM model implementation for Apriel2 with plugin-based registration

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claude
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Commits on Jan 15, 2026

Commits on Jan 16, 2026

Commits on Jan 17, 2026

Require CUDA kernels with no silent fallbacks

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claude
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Fix GDN chunk mode to use initial_state from cache

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claude
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Add extended cache tests for GDN and KDA equivalence

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Merge cache and non-cache equivalence tests with proper Apriel2Cache

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claude
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Refactor mixer tests and fix KDA mode selection

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Remove redundant test_causal_conv1d.py

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Consolidate cache.py into modeling_apriel2.py

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Enable bf16 tests and fix dtype handling

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claude
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Refactor test_mixer_equivalence.py: extract config fixtures and helpers

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claude
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Commits on Jan 18, 2026

Merge branch 'fix/require-cuda-kernels-no-fallbacks' into feature/vllm-apriel2-models
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Commits on Jan 20, 2026

Commits on Jan 21, 2026

Commits on Jan 22, 2026

Commits on Jan 23, 2026

Commits on Jan 26, 2026

Add dynamic layer placement support for stochastic mixers

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claude
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Commits on Jan 27, 2026

Merge origin/main into feature/vllm-apriel2-models
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