---
id: pr-flashinfer-1980
repo: flashinfer-ai/flashinfer
pr: 1980
title: 'feat: autotune tile_tokens_dim in trtllm-gen MOE'
author: jiahanc
date: '2025-10-29'
url: https://github.com/flashinfer-ai/flashinfer/pull/1980
source_category: upstream-code
architectures:
- sm100
tags:
- kernel-fusion
- moe
techniques:
- kernel-fusion
hardware_features: []
kernel_types:
- moe
languages:
- cuda-cpp
captured_at: '2026-04-27'
status: merged
merge_sha: bb6b62089a13db0a6b90887d68b161bbc1b5fc8e
inclusion_reason: kernel file changes
changed_paths:
- benchmarks/bench_trtllm_gen_fused_moe_autotuner.py
- csrc/trtllm_fused_moe_kernel_launcher.cu
- flashinfer/fused_moe/core.py
- flashinfer/jit/core.py
- tests/conftest.py
- tests/moe/test_trtllm_gen_fused_moe.py
head_ref_oid: f8a75fffd591ff2c0b225b2731c97f1d818edfb7
artifact_dir: evidence/pull-bundles/flashinfer/gh-1980
---
# feat: autotune tile_tokens_dim in trtllm-gen MOE

- Repository: `flashinfer-ai/flashinfer`
- PR: [1980](https://github.com/flashinfer-ai/flashinfer/pull/1980)
- Decision: `kernel file changes`
- Reason: kernel file changes

## Changed Paths

- `benchmarks/bench_trtllm_gen_fused_moe_autotuner.py`
- `csrc/trtllm_fused_moe_kernel_launcher.cu`
- `flashinfer/fused_moe/core.py`
- `flashinfer/jit/core.py`
- `tests/conftest.py`
- `tests/moe/test_trtllm_gen_fused_moe.py`

## Evidence Bundle

`evidence/pull-bundles/flashinfer/gh-1980`
