OpenCore 1M MTP 2B

This is a final unquantized BF16 OpenCore 2B edition. It is one standard Qwen3.5 multimodal model, not two models glued together. Every released parameter is on a normal executable language, vision, or MTP path. This edition preserves the strongest intact pretrained Qwen3.5 2B weights after candidate fine-tunes were rejected for coding regressions. OpenCore workflow and continual-learning behavior is provided by the shared companion, not a hidden runtime prompt.

Exact contents

  • Total serialized parameters: 2,274,069,824
  • Language parameters: 1,881,825,088
  • Vision parameters: 331,416,576
  • Native one-block MTP parameters: 60,828,160
  • Main plus vision-projector GGUF size: 4.569 GB
  • Tensor types: BF16 plus only architecture-required F32 auxiliaries; no quantization
  • Selectable context metadata: 1 to 1,010,000 tokens
  • Original trained context: 262,144 tokens
  • Measured selected MTP draft maximum: 4
  • Measured local median generation speed: 133.564 tokens/second
  • Coding/tool evaluation: exact executable task success 100%, tool validity 100%; release promoted

The million-token value is the loader-selectable ceiling. Memory use grows with the context selected, so start at 32K on a 12 GB GPU and increase only when the task needs it. The original trained window is 262,144 tokens; longer selections are extrapolation and are not a claim of equal quality across the full ceiling.

Files

  • OpenCore-1M-MTP-2B-BF16.gguf: llama.cpp / LM Studio main BF16 GGUF, including native MTP tensors
  • OpenCore-1M-MTP-2B-BF16-mmproj.gguf: BF16 multimodal vision projector
  • OpenCore-1M-MTP-2B-BF16-HF/: exact merged Hugging Face BF16 model
  • Modelfile: Ollama text-mode import, with no hidden SYSTEM prompt
  • run-opencore.ps1: llama.cpp launcher using GPU offload, Flash Attention and MTP
  • RELEASE_INDEX.json: checksums, sizes, runtime status and architecture facts

Run

LM Studio: import the main GGUF, select its matching projector, and choose context at load time. llama.cpp from this folder:

.\run-opencore.ps1 -Context 32768 -DraftMax 4

Ollama text-mode import:

ollama create opencore-1m-mtp-2b -f Modelfile

Ollama backend support for external multimodal projectors and native Qwen3.5 MTP may differ from llama.cpp. The full-feature validation path is recorded in the release index.

Real cross-harness learning

A GGUF file is immutable and cannot safely rewrite itself during generation. OpenCore's companion stores only objectively successful interactions in the shared SQLite store, trains a candidate, runs protected quality gates, rebuilds a fresh BF16/GGUF generation, and atomically promotes it only when it does not regress. A rejected or failed build leaves the current model untouched and supports rollback. The edition config is configs\continual-2b.json.

python scripts\background_learn.py --gguf-config configs\continual-2b.json

The detailed measured reports are artifacts\opencore-2b-release-final-speed.json and artifacts\opencore-2b-release-final-native-rope.json.

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