---
id: pr-tensorrt-llm-12642
repo: NVIDIA/TensorRT-LLM
pr: 12642
title: '[None][feat] Add triton paged attention for AutoDeploy'
author: nvchenghaoz
date: '2026-04-02'
url: https://github.com/NVIDIA/TensorRT-LLM/pull/12642
source_category: upstream-code
architectures:
- sm100
- sm90
tags:
- attention_kv
- benchmark kernel
- compiler_runtime
techniques: []
hardware_features: []
kernel_types:
- attention
- compiler
- decode
languages:
- cuda-cpp
- triton
captured_at: '2026-05-16'
status: merged
merge_sha: 7aa781861fc7e2c32a660a6aaa31b019fda39995
inclusion_reason: Preserve page/KV/layout and plan-run contracts; profile memory traffic separately from math utilization.
changed_paths:
- tensorrt_llm/_torch/auto_deploy/custom_ops/attention/__init__.py
- tensorrt_llm/_torch/auto_deploy/custom_ops/attention/triton_paged_attention.py
- tests/integration/defs/accuracy/test_llm_api_autodeploy.py
- tests/integration/test_lists/test-db/l0_b200.yml
- tests/integration/test_lists/test-db/l0_h100.yml
- tests/unittest/auto_deploy/singlegpu/custom_ops/attention/test_triton_paged_attention.py
artifact_dir: evidence/pull-bundles/tensorrt-llm/gh-12642
head_ref_oid: 753d71ccd9f1b0f03c742110e98fd6ff9683990a
---
# [None][feat] Add triton paged attention for AutoDeploy

- Repository: `NVIDIA/TensorRT-LLM`
- PR: [12642](https://github.com/NVIDIA/TensorRT-LLM/pull/12642)
- Decision: `Preserve page/KV/layout and plan-run contracts; profile memory traffic separately from math utilization.`
- Reason: Preserve page/KV/layout and plan-run contracts; profile memory traffic separately from math utilization.

## Changed Paths

- `tensorrt_llm/_torch/auto_deploy/custom_ops/attention/__init__.py`
- `tensorrt_llm/_torch/auto_deploy/custom_ops/attention/triton_paged_attention.py`
- `tests/integration/defs/accuracy/test_llm_api_autodeploy.py`
- `tests/integration/test_lists/test-db/l0_b200.yml`
- `tests/integration/test_lists/test-db/l0_h100.yml`
- `tests/unittest/auto_deploy/singlegpu/custom_ops/attention/test_triton_paged_attention.py`

## Evidence Bundle

`evidence/pull-bundles/tensorrt-llm/gh-12642`
