---
id: pr-vllm-21270
repo: vllm-project/vllm
pr: 21270
title: Support encoder-only models without KV-Cache
author: maxdebayser
date: '2025-07-26'
url: https://github.com/vllm-project/vllm/pull/21270
source_category: upstream-code
architectures:
- sm100
tags:
- attention
- decode
techniques: []
hardware_features: []
kernel_types:
- attention
- decode
languages:
- python
captured_at: '2026-04-27'
status: merged
merge_sha: 1cd6eaba54a2461bcdca3958e5befd9c40907657
inclusion_reason: kernel file changes
changed_paths:
- examples/offline_inference/prithvi_geospatial_mae.py
- tests/conftest.py
- tests/model_executor/test_model_load_with_params.py
- tests/models/language/pooling/test_embedding.py
- tests/models/language/pooling/test_jina.py
- tests/v1/attention/utils.py
- tests/v1/test_oracle.py
- tests/v1/test_utils.py
- vllm/engine/arg_utils.py
- vllm/model_executor/models/bert.py
- vllm/model_executor/models/roberta.py
- vllm/v1/attention/backends/flash_attn.py
- vllm/v1/attention/backends/utils.py
- vllm/v1/engine/core.py
- vllm/v1/spec_decode/eagle.py
- vllm/v1/worker/cpu_model_runner.py
- vllm/v1/worker/gpu_model_runner.py
head_ref_oid: a0b086852a769fd4b03afe3b82a6891b7d9e45b3
artifact_dir: evidence/pull-bundles/vllm/gh-21270
---
# Support encoder-only models without KV-Cache

- Repository: `vllm-project/vllm`
- PR: [21270](https://github.com/vllm-project/vllm/pull/21270)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `examples/offline_inference/prithvi_geospatial_mae.py`
- `tests/conftest.py`
- `tests/model_executor/test_model_load_with_params.py`
- `tests/models/language/pooling/test_embedding.py`
- `tests/models/language/pooling/test_jina.py`
- `tests/v1/attention/utils.py`
- `tests/v1/test_oracle.py`
- `tests/v1/test_utils.py`
- `vllm/engine/arg_utils.py`
- `vllm/model_executor/models/bert.py`
- `vllm/model_executor/models/roberta.py`
- `vllm/v1/attention/backends/flash_attn.py`
- `vllm/v1/attention/backends/utils.py`
- `vllm/v1/engine/core.py`
- `vllm/v1/spec_decode/eagle.py`
- `vllm/v1/worker/cpu_model_runner.py`
- `vllm/v1/worker/gpu_model_runner.py`

## Evidence Bundle

`evidence/pull-bundles/vllm/gh-21270`
