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

L2WS

by l2ws.comversion 1.0.0i★ –iRuns in the cloud
Registry namecom.l2ws/l2ws

How to install

What it does

Binance order book (L2), trades, SQL, backtests and AI price levels for BTC, ETH and SOL.

  • Connects Runs in the cloud
  • Account or key Needs Authorization
  • Category Crypto & blockchain

Install

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

Passed 2/3 checks · What you ask goes through the maker’s server (mcp.l2ws.com) · ✓ Commands checked Nov 15, 2026

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude · about 5 min

You need a L2WS key (create it on the maker’s site) · Set it up once on claude.ai or the desktop app, then use it in chat · free accounts can add 1 · on Team/Enterprise an Owner adds it

  1. Sign up and create a L2WS key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the L2WS site ↗

  2. Open Claude’s Connectors page

    CustomizeConnectors

    CustomizeConnectors1Add2https://…3Add4
  3. Click “Add” → “Custom” → “Web” and fill in these 2 fields

    Copy each value into the field with the same name in Claude, then click Continue

    Name · NameL2WS
    Remote MCP server URL · Addresshttps://mcp.l2ws.com/mcp

    Under Request headers, add this name and value

    Header nameAuthorization
    ValueBearer <paste your key here>

    Paste the key only into the app’s field, never into a chat or to anyone

    Click Continue past the sign-in settings Claude detected · under Authentication choose what the maker says (Sign in now, Sign in when needed or No sign in), then click Add

  4. Turn it on in a chat

    +ConnectorsL2WS

  5. Try it

    Use L2WS and tell me what you can do for me, then show me one thing

    ✓ If Claude says it is using L2WS or shows a L2WS tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

ChatGPT cannot connect L2WS yet

L2WS needs your own key to connect, but OpenAI’s help page only describes OAuth sign-in; there is no key option we could verify

What you can do instead

A · Use an app that can connect L2WS

  • You need a L2WS key (create it on the maker’s site) · Set it up once on claude.ai or the desktop app, then use it in chat · free accounts can add 1 · on Team/Enterprise an Owner adds it
  • You need a L2WS key (create it on the maker’s site)
  • You need a L2WS key (create it on the maker’s site)
  • You need a L2WS key (create it on the maker’s site)

B · Others in Crypto & blockchain that work with ChatGPT

Picked from the most used in the same category, only ones that connect by address with no key

Works with Claude Code · about 5 min

You need a L2WS key (create it on the maker’s site)

  1. Sign up and create a L2WS key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the L2WS site ↗

  2. Open Terminal

    Mac: press Command+Space and type Terminal · Windows: open PowerShell

  3. Paste this command and press Enter

    claude mcp add --transport http --scope user l2ws https://mcp.l2ws.com/mcp --header 'Authorization: Bearer your-value'

    Replace “your-value” with your key before pressing Enter

    Paste the key only into the app’s field, never into a chat or to anyone

  4. Type /mcp in Claude Code

    You should see L2WS listed as connected

  5. Try it

    Use L2WS and tell me what you can do for me, then show me one thing

    ✓ If Claude Code says it is using L2WS or shows a L2WS tool in the answer, you are connected

Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with Cursor · about 5 min

You need a L2WS key (create it on the maker’s site)

  1. Sign up and create a L2WS key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the L2WS site ↗

  2. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  3. Fill in your key

    In the L2WS settings, Authorization is empty; add your key and save

    Paste the key only into the app’s field, never into a chat or to anyone

  4. Open the AI chat in Cursor in Agent mode

  5. Try it

    Use L2WS and tell me what you can do for me, then show me one thing

    ✓ If Cursor says it is using L2WS or shows a L2WS tool in the answer, you are connected

Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Works with VS Code · about 5 min

You need a L2WS key (create it on the maker’s site)

  1. Sign up and create a L2WS key

    Open the maker’s site, sign up and create an API key for the next step. Check the maker’s site for pricing and free plans.

    Open the L2WS site ↗

  2. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

  3. Fill in your key

    In the L2WS settings, Authorization is empty; add your key and save

    Paste the key only into the app’s field, never into a chat or to anyone

  4. Open the AI chat in VS Code in Agent mode

  5. Try it

    Use L2WS and tell me what you can do for me, then show me one thing

    ✓ If VS Code says it is using L2WS or shows a L2WS tool in the answer, you are connected

Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version

Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.

See every app that uses MCP →

Address for apps that connect over the web

Addresshttps://mcp.l2ws.com/mcp

JSON settings are under “For developers” below

Stuck? Ask people who use L2WS💬 Discussion →
For developers: Terminal commands and JSON settings

Over the web

Claude Code

claude mcp add --transport http --scope user l2ws https://mcp.l2ws.com/mcp --header 'Authorization: Bearer your-value'

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "l2ws": {
      "url": "https://mcp.l2ws.com/mcp",
      "headers": {
        "Authorization": "Bearer your-value"
      }
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "l2ws": {
      "type": "http",
      "url": "https://mcp.l2ws.com/mcp",
      "headers": {
        "Authorization": "Bearer your-value"
      }
    }
  }
}

Values you fill in

  • Authorization secret required HTTP header
    Bearer . Create one at https://l2ws.com/account

Descriptions are as written by the maker.

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

At a glance

Downloads per weeki
Not on npm/PyPI
Verified domain
✓ l2ws.com
Licencei
No licence stated
Connection
Runs in the cloud
Transport
streamable-http
Latest versioni
1.0.0
Published to registryi
Nov 15, 2026
Code last changedi
–
Maker
l2ws.com
Repo
–
Website
l2ws.com
Registry status
Active

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Connect over the internet in

ClaudeGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

All apps, with pros and cons →

Related guides

What it can do

Tool names and descriptions exactly as the server reported them on Nov 15, 2026. The maker wrote them, not us; we show them as plain text.

  • catalog_streams

    List of data streams: name, tier, kind, day range, description. all=True also lists streams outside your plan, marked `available_on`.

  • get_schema

    Columns and types of a stream.

  • get_quality

    Q index and data-quality metrics of a day (day as YYYY-MM-DD).

  • sql_query

    SELECT/WITH over the streams (the day is a virtual column `day`). The result holds at most min(limit, 50000) rows.

  • save_strategy

    Save a strategy (the contract is in get_contract_docs). Returns strategy_id, version and the lint result.

  • list_strategies

    My strategies: id, name, version, latest FARM.

  • run_backtest

    Queue a backtest. Needs strategy_id OR code (a one-off strategy). Minutes are charged at queue time.

  • backtest_status

    Run status: queued | running (+progress) | done | failed.

  • backtest_report

    Full report of a finished run: FARM, PnL, WR, DD, regimes, trades.

  • list_runs

    Latest runs: id, status, FARM, parameters, queue time.

  • get_contract_docs

    Strategy contract and sandbox rules (the same text as on /docs-contract).

  • get_ai_levels

    Recorded AI levels, prediction history and observed outcomes. Free access is delayed.

  • get_ai_trader

    Our AI trader: training status, latest exam on held-out weeks after fees, released decisions (free: 24 h delay).

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 15, 2026

  • ! Caution

    Maker matches the repo

    The registry lists no source repo, so we cannot match the publisher (l2ws.com) to the code

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • ✓ Pass

    Endpoint responds

    Responded in 526 ms (HTTP 200)

  • – Not applicable

    Sign-in with OAuth

    No sign-in needed

  • ✓ Pass

    No hidden instructions in tool descriptions

    Read 13 tool descriptions and found no hidden instructions to the AI

What we check → · JSON

Makers: ask for a re-check or report wrong info

Discussion

Ask, share a tip or report that it does not work. Sorted by what people marked helpful.

No posts yet. Be the first to ask or share.

Posts here are written by users, not the PopNx team.

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User reviews

No reviews yet

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Compared with others in Crypto & blockchaini

  • More stars than 0% of the other 1702 servers in this category
  • Published to the registry more recently than 99% of the other 1702 servers in this category
  • Basic checks equal to or better than 51% of the other 1702 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is L2WS safe?

It passed 2 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?

You need to fill in: Authorization

Does it run on my computer or in the cloud?

It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.0.0) reached the registry today.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT on the web (full MCP on Business and above; Pro read-only).

What can I use instead?

In the same category: DexSQL, PayRam, DexPaprika, Alchemy MCP Server, X402 List MCP

Similar alternatives

Same category, other makers, commands already checked. Official ones first, then by stars.

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

DexSQL

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PayRam

Install, configure, operate and integrate self-hosted PayRam crypto payment gateways.

by PayRamGrowing★ 158Updated 39 days ago

Runs in the cloud✓ service owner · payram.com

DexPaprika

DEX and on-chain data: liquidity pools, token prices, swaps, and trading volume.

by coinpaprikaGrowing★ 120Updated 2 days ago

Runs in the cloud✓ service owner · dexpaprika.com

Alchemy MCP Server

Blockchain data across 100+ chains: token prices, NFTs, transfers, simulation, traces, Solana DAS

by alchemyplatformGrowing★ 88Updated 4 days ago

Runs in the cloud✓ service owner · alchemy.com

X402 List MCP

Find and vet x402 payment APIs before your agent pays one: uptime, price, on-chain volume.

by mcccsmEarly↓ 99/wk★ 18Updated 36 days ago

Computer or cloud✓ service owner · x402-list.com
  • DexSQL — Installs on your computer · No key needed
  • PayRam — Runs in the cloud, nothing to install · No key needed
  • DexPaprika — Runs in the cloud, nothing to install · No key needed
  • Alchemy MCP Server — Runs in the cloud, nothing to install · No key needed
  • X402 List MCP — Cloud or install on your computer · No key needed

README from the maker

No README found in the repo