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.. _recipe_phi3:
Phi-3 / Phi-4
=============
Validated models
----------------
- `microsoft/Phi-4-mini-instruct <https://huggingface.co/microsoft/Phi-4-mini-instruct>`_
- `microsoft/Phi-3-medium-128k-instruct <https://huggingface.co/microsoft/Phi-3-medium-128k-instruct>`_
.. tab-set::
:sync-group: engine
.. tab-item:: vLLM
**Engine documentation:**
`Phi3ForCausalLM in vLLM supported models
<https://docs.vllm.ai/en/latest/models/supported_models.html#text-generation>`_
(architecture `Phi3ForCausalLM`).
**Status:** Validated with LMCache.
Start the LMCache MP server:
.. code-block:: bash
lmcache server --l1-size-gb 100 --eviction-policy LRU
|
Start vLLM with the LMCache MP connector:
**Phi-4-mini-instruct** (1 GPU):
.. code-block:: bash
vllm serve microsoft/Phi-4-mini-instruct \
--trust-remote-code \
--enable-auto-tool-choice \
--tool-call-parser phi4_mini_json \
--kv-transfer-config \
'{"kv_connector":"LMCacheMPConnector", "kv_role":"kv_both"}'
|
**Phi-3-medium-128k-instruct** (1 GPU):
.. code-block:: bash
vllm serve microsoft/Phi-3-medium-128k-instruct \
--trust-remote-code \
--kv-transfer-config \
'{"kv_connector":"LMCacheMPConnector", "kv_role":"kv_both"}'
|
Adjust ``--tensor-parallel-size`` to match your hardware. For the
generic LMCache + vLLM wiring (ports, remote hosts),
see :doc:`../getting_started/quickstart`.
.. tab-item:: SGLang
**Status:** Not validated with LMCache.
.. tab-item:: TRT-LLM
**Status:** Supported. See :doc:`../getting_started/quickstart` for TRT-LLM + LMCache setup.
CacheBlend support
------------------
Compression support
-------------------
.. list-table::
:header-rows: 1
:widths: 25 20 55
* - Method
- Status
- Notes
* - :doc:`CacheGen <../kv_cache_optimizations/compression/cachegen>`
- Not validated
-
Caveats
-------
None known.