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FitLLM

Will this LLM fit on your GPU, multi-GPU rig or Mac?

Connector by fitllm.runOfficial · Domain verified by the MCP Registry

IndexedMITRemote (HTTP)★ 8
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Install

Works with Claude Code, VS Code, Cursor, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install connector/fitllm-run-fitllm

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

Remote endpoint

  • https://fitllm.run/api/mcp Remote (HTTP)

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About

Will this LLM fit on your GPU, multi-GPU rig or Mac? Exact VRAM & KV-cache math. Read-only.

Use cases: model-inference

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
3 read · 0 write · 0 deleteRead-only
Secrets
None asked for
Install scripts
Nothing to install (hosted)
Runs as
Hosted (remote endpoint)

Tools by what they do 3

From the running server's own tool list (tools/list) on Oct 25, 2026.

Read 3 · Look things up without changing anything.

  • check_llm_fit
  • list_supported
  • what_fits_on_hardware

Network hosts it talks to 1

  • fitllm.run · found in remote endpoint, install command

Tools (3)

As the server listed them on Oct 25, 2026. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • check_llm_fitCheck if an LLM fits on hardwareread-only

    Check whether a specific local LLM fits in the memory of a specific GPU or Apple Silicon Mac. Returns fits/tight/won't-fit verdict with the memory breakdown (weights, KV cache, linear-attention state when present, runtime overhead, reserve), max context, and a concrete fix if it doesn't fit. Use this whenever a user asks anything like "can I run <model> on my <GPU/Mac>?", "will <model> fit in <N>GB?", or "what do I need to run <model>?". Estimates using curated, config-derived architecture fields (MLA, sliding-window, hybrid attention, MoE modeled).

  • list_supportedList supported models & hardwareread-only

    List the built-in model names and hardware names this fit-checker knows (for mapping user wording to exact names). Standard text-only HuggingFace transformer configs can also be checked via fitllm.run; unsupported architectures are rejected.

  • what_fits_on_hardwareWhat LLMs fit on this hardwareread-only

    Rank which popular local LLMs fit on a given GPU or Apple Silicon Mac (at ~4-bit quantization, 8K context) — models that fit come first, biggest first, with max context each. Use when a user asks "what can I run on my <GPU/Mac/N GB>?", "best local model for my machine?", or gives hardware without naming a model.

Signals

Stars
8
Forks
2
Open issues
28
Last commit
Oct 23, 2026 (8 days ago)
Last release
Oct 23, 2026 (8 days ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
run.fitllm/fitllm
Version
1.1.0
Auth
Auth not stated
License
MIT
Website
fitllm.run
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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Cite this page

FitLLM MCP server. Agent Mart. https://agentmart.dev/connectors/fitllm-run-fitllm (last updated 2026-10-24)