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PopNx MCPMCP servers for people who use AI · explained in plain words

freellmpool

by 0xzrversion 0.13.0i★ 146iRuns on your computer
Registry nameio.github.0xzr/freellmpool

Overview

Description from the maker (original English)

OpenAI-compatible MCP gateway cataloging 22 LLM providers, with routing, failover, and tools.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Search & AI memory

Install

Pick the AI app you use, then copy the settings.

You need

  • PyPIPython’s uv installed (for the uvx command)

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "freellmpool": {
      "command": "uvx",
      "args": [
        "freellmpool",
        "mcp"
      ]
    }
  }
}

Run this in your terminal

claude mcp add freellmpool -- uvx freellmpool mcp

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "freellmpool": {
      "command": "uvx",
      "args": [
        "freellmpool",
        "mcp"
      ]
    }
  }
}

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "freellmpool": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "freellmpool",
        "mcp"
      ]
    }
  }
}

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 5, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account 0xzr, which owns the repo

  • ✓ Pass

    Still maintained

    Code last changed 6 days ago

  • ✓ Pass

    Has a licence

    Uses MIT

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Needs the server’s tool list first; this check starts in the next step

Compared with others in Search & AI memoryi

  • More stars than 30% of the other 10 servers in this category
  • Published to the registry more recently than 30% of the other 10 servers in this category
  • Basic checks equal to or better than 100% of the other 10 servers in this category

Compared only with servers in this prototype, not the whole registry.

Common questions

Is freellmpool safe?

It passed 3 of 3 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed 6 days ago, and the latest version (0.13.0) reached the registry 2 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Python (uv) on your computer.

What can I use instead?

In the same category: Context7, Codebase Memory, Exa

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Context7

by upstash

Feeds AI the latest docs for libraries and frameworks before it answers, so code it writes does not use outdated, removed functions.

Computer or cloud★ 64,224MITUpdated 2 days ago

Codebase Memory

by DeusData

Codebase knowledge graph for AI agents — 162 languages, sub-ms queries, 99% fewer tokens.

Runs on your computer★ 48,148MITUpdated 19 days ago

Exa

by exa-labs

Connect AI agents to Exa for web search, content fetching, and multi-step research.

Runs in the cloud★ 5,213MITUpdated 43 days ago

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

freellmpool

freellmpool catalogs 23 LLM providers as distinct groups spanning recurring free tiers, keyless endpoints, finite trials, pin-only routes, and disabled candidates. It exposes 178 enabled chat routes and 443 cataloged chat models, and automatically pools only enabled routes you can access behind one OpenAI-compatible endpoint — as a CLI, a Python library, or a local proxy. It can start without credentials when an enabled keyless route is available.

FAQ: where prompts go, ToS posture, failover, bans, and comparisons.

Release and distribution status

  • Latest release: 0.13.0. The GitHub release and PyPI package are both 0.13.0; pip install freellmpool and uvx freellmpool install the audited provider catalog, bounded streaming and sentinel hardening, Hermes profile, proxy readiness/provider APIs, spread routing, and OpenCode registry-readiness hardening.
  • Registry publication status: pending. opencode-freellmpool and opencode-freellmpool-tui are tested but not published on npm as of 2026-08-29. Use their repository-local installation instructions for now.

30-second quickstart

Fresh install to first free-model reply is measured at about 19 seconds under the 30-second target on a clean Linux/Python 3.12 environment, with no API keys when a keyless provider is up:

# One command when uv is installed; no checkout or manually managed virtualenv:

uvx freellmpool ask --max-tokens 32 "Reply with one short sentence: freellmpool is ready."

Portable virtual-environment path:

python3 -m venv .venv

. .venv/bin/activate python -m pip install --upgrade pip python -m pip install freellmpool freellmpool ask --max-tokens 32 "Reply with one short sentence: freellmpool is ready."

CI runs the same path from this checkout with FREELLMPOOL_QUICKSTART_PACKAGE=. scripts/quickstart-test.sh.

The catalog covers provider-operated free tiers, keyless routes, and a few explicit finite-trial or disabled candidates. Eligibility and limits differ by provider. freellmpool automatically uses only enabled routes you can access, fails over when one is rate limited or down, and tracks local per-day usage.

Several providers (Pollinations, OVHcloud, and Kilo Gateway) need no API key, and LLM7 works without one, so the quickstart can answer without signup when a keyless provider is available.

To inspect your local provider keys, agent CLIs, proxy config, and Tailscale state before wiring tools, run the print-only init wizard:

freellmpool init --yes

freellmpool init --yes --agent opencode freellmpool init --yes --agent metaswarm --tailnet

Add keys for the other providers to unlock more models and higher limits.

Local runtimes (explicit, pin-only)

LM Studio, Ollama, and llama.cpp can be previewed from a fixed list of literal loopback endpoints without scanning your LAN or processes:

freellmpool local discover

freellmpool local discover --name lm_studio freellmpool local import --name lm_studio --yes freellmpool ask --providers local_lm_studio --model " " "hello"

Discovery is read-only. Import is a separate affirmative step, writes no credential, and keeps every imported model out of automatic routing (auto = false). freellmpool local remove local_lm_studio --yes reverses only the block managed by the importer. Custom endpoints must be canonical literal loopback URLs such as http://127.0.0.1:1234/v1; hostnames, LAN addresses, redirects, and broad network scans are rejected.

First-run setup with freellmpool init

freellmpool init inspects provider keys, installed agent CLIs, Tailscale state, and proxy config, then prints one copy-pastable next step without editing files. Run it detect-only first:

freellmpool init --yes

--json emits the same detection as versioned JSON for scripts and agents.

Tailnet / remote agent gateway

Serve the proxy on your Tailscale 100.x address with a generated API key:

freellmpool tailnet serve --port 8080

From a remote machine:

freellmpool tailnet connect <tailnet-ip> --port 8080

Both sides support --api-key if you want to pin a key instead of using a generated token. Tailnet serving requires auth by default; do not run unauthenticated over non-loopback interfaces.

Metaswarm agent lanes

This project uses one Umans/Kimi K2.7 worker lane, one MiniMax M3 lane, Codex as escalation, and Claude Opus only for final pre-ship review. The installable Metaswarm profile mirrors that posture: one free/cheap worker lane through the local proxy, one larger freellmpool reviewer lane, and Codex/Opus as explicit user-owned paid escalation/final-review lanes only (never silent).

freellmpool init --yes --agent metaswarm --tailnet

freellmpool profile install metaswarm freellmpool tailnet serve --port 8080 freellmpool profile doctor metaswarm --dry-run

Run a coding agent on free models

freellmpool's proxy speaks the OpenAI API and includes an experimental Anthropic-compatible path, so coding agents can run against pooled free tiers — just point them at the proxy:

freellmpool proxy                       # starts http://localhost:8080

freellmpool code claude # prints the one-line setup for Claude Code freellmpool profile list # richer installable profiles freellmpool profile show metaswarm # Tailnet-aware Metaswarm profile freellmpool profile install hermes # Hermes custom-endpoint config

(also: codex, aider, cline, continue, cursor, hermes, opencode, metaswarm)

The Hermes profile prints (and never writes) this supported custom-endpoint block; hermes model provides the interactive equivalent:

model:

provider: custom default: quality base_url: http://localhost:8080/v1 api_key: anything

Claude Code gateway mode can also be launched directly:

ANTHROPIC_BASE_URL=http://localhost:8080 \

ANTHROPIC_AUTH_TOKEN=dummy \ ANTHROPIC_API_KEY=dummy \ ANTHROPIC_MODEL=auto \ ANTHROPIC_SMALL_FAST_MODEL=auto \ CLAUDE_CODE_ENABLE_GATEWAY_MODEL_DISCOVERY=1 \ claude

Existing OpenAI-compatible apps work the same way: set OPENAI_BASE_URL=http://localhost:8080/v1 and keep your code unchanged. Anthropic-compatible tools can use the experimental bridge with ANTHROPIC_BASE_URL=http://localhost:8080.

Text-only /v1/responses and /v1/messages requests stream incrementally from the selected provider. Tool calls and richer content intentionally stay on the buffered compatibility path. The browser dashboard and playground share one public, data-free shell; when proxy auth is enabled it prompts for the bearer token and keeps it only in page memory while protected status, inventory, model, and battle calls continue to require the Authorization header.

OpenCode gets a deeper integration in 0.12.0: a live in-editor dashboard (routing mode, estimated savings, tokens served free, provider race, latency), per-request agent routing via the model picker (freellmpool/agent|spread|auto|fast|quality|fair), and freellmpool_status / freellmpool_models tools — see integrations/opencode-tui and the guide. The plugin registers its routing aliases automatically on supported OpenCode versions without rewriting user configuration. Restart OpenCode and check opencode models freellmpool. The package tarballs are validated in CI, but npm publication remains pending; the linked local-file instructions remain the working install path.

New in 0.11: capacity tools — freellmpool capacity status shows which free tiers are usable right now, freellmpool providers health live-probes them, and freellmpool keys add walks you through configuring more (see Capacity & provider health and docs/CAPACITY.md).

New in 0.10: an async API (AsyncPool), an MCP server (freellmpool mcp), latency-aware routing with freellmpool benchmark, observability hooks, and a plugin system for custom providers. See the changelog.

Install

pip install freellmpool      # or: pipx install freellmpool

Only dependency is httpx. Python 3.11+.

Docker and Open WebUI

The published container runs the local proxy as an unprivileged user. Persist quota, stats, route-health, cache, and configuration state in a named volume:

docker volume create freellmpool-data

docker run --rm -p 127.0.0.1:8080:8080 \ --volume freellmpool-data:/home/freellmpool/.config/freellmpool \ --env GROQ_API_KEY \ ghcr.io/0xzr/freellmpool:0.13.0

Omit --env GROQ_API_KEY if you want a credential-free start; the proxy can answer only while an enabled keyless route is available. Keep the published port on loopback. If you deliberately expose it, set FREELLMPOOL_PROXY_KEY and require that Bearer token from clients.

For the bundled Open WebUI stack, place any provider credentials in .env and run docker compose up -d. Compose waits for the proxy health check and keeps both freellmpool and Open WebUI state in named volumes; open http://localhost:3000 after both services are healthy.

Command line

freellmpool ask "Write a haiku about sqlite"

git diff | freellmpool ask "Write a commit message for this" freellmpool tokenmax "Hardest question you've got" # 🌈 blast models, print answers, optional synthesis freellmpool providers # which providers are configured freellmpool models # cataloged provider/model ids freellmpool stats # lifetime tokens served free + estimated cost avoided freellmpool badge -o badge.svg # a shareable SVG badge of that total freellmpool badge --summary -o summary.svg # a larger usage summary card

freellmpool tokenmax is the tongue-in-cheek maximum-effort mode: it fans your prompt out to many available models at once and prints each answer. The CLI adds a synthesized verdict by default unless you pass --no-synthesize; the MCP tool returns the model answers for the calling agent to synthesize. (See docs/MCP.md.)

freellmpool stats is a running, persistent lifetime total (it survives restarts and upgrades). Embed freellmpool badge in a README, or use freellmpool badge --summary -o summary.svg for a larger card with tokens, requests, estimated savings, and provider mix. The proxy can serve both /badge.svg and /summary.svg live when FREELLMPOOL_PUBLIC_BADGE=1 makes public badges embeddable.

Pin a provider or model; common OpenAI/Anthropic model names are mapped to a free equivalent so existing scripts keep working:

freellmpool ask -m groq/openai/gpt-oss-20b "hi"

freellmpool ask -p cerebras,groq "hi" freellmpool ask -m gpt-4o-mini "hi" # routed to a free model

Roles

freellmpool roles lists ask-role presets (coder, critic, summarizer, grounded-reader, long-context, cheap, fast, second-opinion, ...). Each role sets routing, token budget, temperature, task intent, and system-prompt hints without inventing a second routing engine. Explicit flags (--model, --providers, --routing, --task, --max-tokens) win over role defaults.

freellmpool ask

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