[LoRA] Add language-backbone LoRA support for MiniCPM-V 4.6 (#46740)

Signed-off-by: linitra24 <Joy25810@foxmail.com> Co-authored-by: Jee Jee Li <pandaleefree@gmail.com>

linitra24 committed Jun 30, 2026 at 12:19 UTC b5c9e1ac338c90ce0af05ad37b3d82313701d599
2 files changed +3 -1
docs/models/supported_models.md
+1 -1
@@ -586,7 +586,7 @@ These models primarily accept the [`LLM.generate`](./generative_models.md#llmgen
586 | `MiDashengLMModel` | MiDashengLM | T + A<sup>+</sup> | `mispeech/midashenglm-7b` | | ✅︎ |
587 | `MiMoV2OmniForCausalLM` | MiMo-V2.5-Omni | T + I<sup>E+</sup> + V<sup>E+</sup> + A<sup>+</sup> | `XiaomiMiMo/MiMo-V2.5-Omni` | | ✅︎ |
588 | `MiniCPMO` | MiniCPM-O | T + I<sup>E+</sup> + V<sup>E+</sup> + A<sup>E+</sup> | `openbmb/MiniCPM-o-2_6`, etc. | ✅︎ | ✅︎ |
589 -| `MiniCPMV` | MiniCPM-V | T + I<sup>E+</sup> + V<sup>E+</sup> | `openbmb/MiniCPM-V-2` (see note), `openbmb/MiniCPM-Llama3-V-2_5`, `openbmb/MiniCPM-V-2_6`, `openbmb/MiniCPM-V-4`, `openbmb/MiniCPM-V-4_5`, etc. | ✅︎ | |
589 +| `MiniCPMV` | MiniCPM-V | T + I<sup>E+</sup> + V<sup>E+</sup> | `openbmb/MiniCPM-V-2` (see note), `openbmb/MiniCPM-Llama3-V-2_5`, `openbmb/MiniCPM-V-2_6`, `openbmb/MiniCPM-V-4`, `openbmb/MiniCPM-V-4_5`, `openbmb/MiniCPM-V-4_6`, etc. | ✅︎ | |
590 | `MiniMaxM3SparseForConditionalGeneration` | MiniMax-M3 | T + I<sup>+</sup> + V<sup>+</sup> | `MiniMaxAI/MiniMax-M3`, `MiniMaxAI/MiniMax-M3-MXFP8`, etc. | | ✅︎ |
591 | `MiniMaxVL01ForConditionalGeneration` | MiniMax-VL | T + I<sup>E+</sup> | `MiniMaxAI/MiniMax-VL-01`, etc. | | ✅︎ |
592 | `Mistral3ForConditionalGeneration` | Mistral3 (HF Transformers) | T + I<sup>+</sup> | `mistralai/Mistral-Small-3.1-24B-Instruct-2503`, etc. | ✅︎ | ✅︎ |
vllm/model_executor/models/minicpmv4_6.py
+2
@@ -44,6 +44,7 @@ from .interfaces import (
44 HasInnerState,
45 IsHybrid,
46 MultiModalEmbeddings,
47 + SupportsLoRA,
48 SupportsMRoPE,
49 SupportsMultiModal,
50 SupportsPP,
@@ -921,6 +922,7 @@ class MiniCPMV4_6Merger(nn.Module):
922 class MiniCPMV4_6ForConditionalGeneration(
923 nn.Module,
924 SupportsMultiModal,
925 + SupportsLoRA,
926 SupportsPP,
927 HasInnerState,
928 IsHybrid,