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

Agent Bits

by rwaldmanversion 0.3.0i★ 0iRuns in the cloud
Registry nameio.github.rwaldman/agentbits

How to install

What it does

Machine-readable utilities and datasets for AI agents.

  • Connects Runs in the cloud
  • Account or key No key needed
  • Category Databases & datasets

Install

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

Passed 5/5 checks · What you ask goes through the maker’s server (agentbits.dev)

First: which AI do you use?

Pick your app and the steps appear below.

Works with Claude · about 2 min

No key, nothing to install · 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. Open Claude’s Connectors page

    CustomizeConnectors

    CustomizeConnectors1+ Add2https://…3Add4
  2. Click “+ Add” → “Add custom connector” and fill in these 2 fields

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

    Name · NameAgent Bits
    Remote MCP server URL · Addresshttps://agentbits.dev/mcp

    Leave Authentication as Claude detected it, then click Add

  3. Turn it on in a chat

    +ConnectorsAgent Bits

  4. Try it

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

    ✓ If Claude says it is using Agent Bits or shows a Agent Bits 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 ChatGPT on business plans only

ChatGPT Business, Enterprise or Edu on the web, added by a workspace admin or owner · On Free, Plus or Pro: your ChatGPT plan cannot connect MCP yet

  1. Open ChatGPT’s add-MCP page on the web

    Plugins+Add custom MCP server

    ChatGPTPlugins1+2https://…3Create4
  2. Fill in the name and address

    Enter a name, paste the address under Connection, tick the risk warning and click Create as a plugin

    Name · NameAgent Bits
    Connection · Addresshttps://agentbits.dev/mcp
  3. Pick Agent Bits in a chat

    Start a new chat and pick Agent Bits from your plugins before typing

  4. Try it

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

    ✓ If ChatGPT says it is using Agent Bits or shows a Agent Bits tool in the answer, you are connected

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

Works with Claude Code · about 2 min

No key, nothing to install

  1. Open Terminal

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

  2. Paste this command and press Enter

    claude mcp add --transport http --scope user agentbits https://agentbits.dev/mcp
  3. Type /mcp in Claude Code

    You should see Agent Bits listed as connected

  4. Try it

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

    ✓ If Claude Code says it is using Agent Bits or shows a Agent Bits 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 2 min

No key, nothing to install

  1. Click this button to open Cursor

    Open in Cursor

    Cursor asks you to confirm; click Install

  2. Open the AI chat in Cursor in Agent mode

  3. Try it

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

    ✓ If Cursor says it is using Agent Bits or shows a Agent Bits 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 2 min

No key, nothing to install

  1. Click this button to open VS Code

    Open in VS Code

    VS Code asks you to confirm; click Install

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

  3. Try it

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

    ✓ If VS Code says it is using Agent Bits or shows a Agent Bits 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://agentbits.dev/mcp

JSON settings are under “For developers” below

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

Over the web

Claude Code

claude mcp add --transport http --scope user agentbits https://agentbits.dev/mcp

Cursor (~/.cursor/mcp.json)

{
  "mcpServers": {
    "agentbits": {
      "url": "https://agentbits.dev/mcp"
    }
  }
}

VS Code (mcp.json)

{
  "servers": {
    "agentbits": {
      "type": "http",
      "url": "https://agentbits.dev/mcp"
    }
  }
}

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
Connection
Runs in the cloud
Transport
streamable-http
Latest versioni
0.3.0
Published to registryi
Aug 12, 2026
Code last changedi
Aug 26, 2026
Maker
rwaldman
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

ClaudeChatGPTGooseLM 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 11, 2026. The maker wrote them, not us; we show them as plain text.

  • base64_decode

    Decode a Base64 string into UTF-8 text and report invalid payloads as errors when recovering embedded credentials, tokens, or transport-encoded content. Use when: - Decode this Base64 string to UTF-8 text - Recover plain text from a Base64-encoded payload - Check whether a Base64

  • base64_encode

    Convert a UTF-8 string into standard Base64 when you need a portable text encoding for credentials, binary-safe transport, or embedding data in JSON/HTTP fields. Use when: - Encode this UTF-8 string as Base64 - Convert plain text into standard Base64 for transport - Produce a Bas

  • countries_bulk

    Download the complete versioned countries dataset as JSON for caching, offline use, or multi-country analysis when a single country_lookup call is not enough. Use when: - Download the full countries dataset as JSON - Cache the complete versioned countries snapshot for offline use

  • country_lookup

    Resolve an ISO 3166-1 alpha-2 country code (for example CA, US, JP) to official name, region, currency, calling code, languages, and related country metadata when you already have the two-letter code. Use when: - What currency and calling code does country code JP use? - Get offi

  • currency_lookup

    Resolve an ISO 4217 currency code such as USD, EUR, or JPY to its name, symbol, decimal places, and which countries use it when you need currency metadata rather than a live exchange rate. Use when: - What is the symbol and number of decimal places for EUR? - Which countries use

  • http_status_lookup

    Explain what a numeric HTTP status code such as 404 or 429 means by returning its standard reason phrase and a short description for debugging or API responses. Use when: - What does HTTP status 404 mean? - Get the standard name and description for status code 429 - Explain an HT

  • isbn_validate

    Verify whether an ISBN-10 or ISBN-13 passes checksum rules and return normalized digits when checking book identifiers before catalog or purchase flows. Use when: - Is this ISBN valid? - Check the checksum for an ISBN-13 book identifier - Normalize and validate an ISBN-10 or ISBN

  • json_validate

    Parse a string as JSON to confirm it is well-formed and return a normalized representation when possible before further processing or storage. Use when: - Is this string valid JSON? - Parse and normalize a JSON payload before processing - Check whether agent or user-supplied text

  • language_lookup

    Resolve an ISO 639-1 language code such as en, fr, or ja to its English name and native name when you need language metadata from a two-letter code. Use when: - What language does ISO 639-1 code ja refer to? - Get the native name for language code fr - Resolve a two-letter langua

  • luhn_validate

    Run the Luhn checksum on a numeric string such as a payment-card-like identifier to verify the check digit before accepting or storing the value. Use when: - Does this number pass a Luhn check? - Validate a payment-card-like identifier checksum - Verify a numeric ID that uses a L

  • mime_lookup

    Map a file extension such as webp or png, or a MIME type string, to curated Content-Type metadata when setting headers, validating uploads, or choosing a media type. Use when: - What MIME type should I use for a .webp file? - Look up metadata for Content-Type application/json - R

  • timestamp_convert

    Convert Unix epoch seconds or milliseconds to ISO-8601, or an ISO-8601 datetime to Unix epoch values, when bridging APIs that disagree on time formats. Use when: - Convert this Unix timestamp to ISO-8601 - Turn an ISO-8601 datetime into epoch milliseconds - Bridge APIs that mix U

  • timezone_convert

    Convert an ISO-8601 datetime from one IANA timezone to another while preserving the same instant, including daylight-saving-aware wall times such as Toronto to Tokyo. Use when: - What time is 3pm Toronto in Tokyo? - Convert an ISO-8601 datetime from America/New_York to Europe/Lon

  • tld_lookup

    Identify what a DNS top-level domain such as com, io, or ai is classified as and commonly used for when classifying domains or answering TLD questions. Use when: - What kind of TLD is .io? - Is .ai a country-code or generic top-level domain? - Get curated metadata for DNS TLD com

  • unit_convert

    Convert a numeric value between supported length, mass, or temperature units—for example miles to kilometers or Celsius to Fahrenheit—when you need a deterministic unit conversion. Use when: - Convert 10 miles to kilometers - What is 25°C in Fahrenheit? - Convert a mass value bet

  • url_decode

    Decode a percent-encoded URL component into plain text when reading query parameters, path segments, or form values that contain escaped characters. Use when: - Decode this percent-encoded URL component - Convert %20-style escapes back to plain text - Recover the original string

  • url_encode

    Apply encodeURIComponent-style percent-encoding so query parameters, path segments, or form values are safe to place in a URL. Use when: - Percent-encode this string for a query parameter - Make a path segment URL-safe with encodeURIComponent-style encoding - Encode special chara

  • uuid_validate

    Check whether a string is a well-formed UUID and, when recognizable, report its version and variant so you can accept or reject identifier inputs confidently. Use when: - Is this string a valid UUID? - What version and variant is this UUID? - Validate a UUID before using it as a

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 12, 2026

  • ✓ Pass

    Maker matches the repo

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

  • ✓ Pass

    Still maintained

    Code last changed 3 months ago

  • ✓ Pass

    Has a licence

    Uses MIT

  • ✓ Pass

    Endpoint responds

    Responded in 202 ms (HTTP 200)

  • – Not applicable

    Sign-in with OAuth

    No sign-in needed

  • ✓ Pass

    No hidden instructions in tool descriptions

    Read 18 tool descriptions and found no hidden instructions to the AI

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

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Compared with others in Databases & datasetsi

  • More stars than 0% of the other 1171 servers in this category
  • Published to the registry more recently than 21% of the other 1171 servers in this category
  • Basic checks equal to or better than 100% of the other 1171 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 Agent Bits safe?

It passed 5 of 5 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 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 3 months ago, and the latest version (0.3.0) reached the registry 3 months ago.

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 Business and above.

What can I use instead?

In the same category: Dbx, MCP Toolbox for Databases, MCP Toolbox for Databases

Others in the same category

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

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

Dbx

Query databases from AI agents using connections configured in DBX.

by t8y2Widely used↓ 9.4K/wk★ 30KUpdated 6 months ago

Runs on your computer

MCP Toolbox for Databases

MCP Toolbox for Databases enables your agent to connect to your database.

by googleapisWidely used★ 16.8KUpdated 6 days ago

Runs on your computer

MCP Toolbox for Databases

MCP Toolbox for Databases enables your agent to connect to your database.

by googleapisWidely used★ 16.8KUpdated 8 months ago

Runs on your computer

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.

Agent Bits

Machine-readable utilities and datasets for AI agents.

Website: https://agentbits.dev MCP: https://agentbits.dev/mcp Catalog: https://agentbits.dev/catalog.json OpenAPI: https://agentbits.dev/openapi.json Official MCP Registry manifest: server.json

Canonical links

SurfaceURL
Websitehttps://agentbits.dev
Agent guidehttps://agentbits.dev/for-agents
MCPhttps://agentbits.dev/mcp
Cataloghttps://agentbits.dev/catalog.json
OpenAPIhttps://agentbits.dev/openapi.json
Official server.jsonhttps://agentbits.dev/server.json
Smithery server cardhttps://agentbits.dev/.well-known/mcp/server-card.json
llms.txthttps://agentbits.dev/llms.txt
Docshttps://agentbits.dev/docs/
MCP registriesdocs/mcp-registries.md
Toolshttps://agentbits.dev/tools/
Datasetshttps://agentbits.dev/datasets/

What this repository is

This repository contains public documentation and discovery metadata for Agent Bits.

It exists for:

  • discoverability
  • documentation
  • machine-readable capability descriptions
  • public specifications
  • public API/MCP documentation
  • examples of consuming the hosted service
  • public project metadata
  • links to the hosted service

It does not contain the Agent Bits implementation.

Capability table

CapabilityDescriptionPricingInterfaces
country_lookupLook up country metadata by ISO 3166-1 alpha-2 codeFreeHTTP · MCP
currency_lookupLook up currency metadata by ISO 4217 codeFreeHTTP · MCP
timezone_convertConvert timestamps between IANA timezonesFreeHTTP · MCP
timestamp_convertConvert unix/ISO timestampsFreeHTTP · MCP
unit_convertConvert common unitsFreeHTTP · MCP
isbn_validateValidate ISBN-10/ISBN-13FreeHTTP · MCP
uuid_validateValidate UUID stringsFreeHTTP · MCP
luhn_validateValidate numbers with the Luhn algorithmFreeHTTP · MCP
json_validateValidate JSON textFreeHTTP · MCP
base64_encode / base64_decodeEncode/decode Base64FreeHTTP · MCP
url_encode / url_decodeEncode/decode URL componentsFreeHTTP · MCP
mime_lookupLook up MIME type metadataFreeHTTP · MCP
language_lookupLook up language metadataFreeHTTP · MCP
http_status_lookupLook up HTTP status code metadataFreeHTTP · MCP
tld_lookupLook up TLD metadataFreeHTTP · MCP
countries_bulkRetrieve the complete countries datasetPaid (x402 USDC on Base)HTTP · MCP · x402

See catalog.json for schemas, use_when / do_not_use_when, and payment metadata.

Connect MCP in under a minute

{

"mcpServers": { "agentbits": { "url": "https://agentbits.dev/mcp" } } }

Works with Claude Code, Cursor, OpenCode, Cloudflare Agents, and generic MCP clients.

Details: docs/mcp.md · for-agents.md · docs/mcp-registries.md

MCP registries

Packaging for Smithery, Glama, the official MCP Registry, PulseMCP, MCP.so, and related directories is documented in docs/mcp-registries.md.

Suggested GitHub topics: ai-agents, mcp, mcp-server, agent-tools, ai-tools, x402, agentic-ai, cloudflare-workers, machine-payments

How agents discover Agent Bits

  1. Read for-agents.md or https://agentbits.dev/for-agents
  2. Fetch catalog.json
  3. Select a capability using description + use_when / do_not_use_when
  4. Open the capability page under tools/
  5. Invoke MCP or HTTP

Payments

Paid capabilities use x402 on Base with USDC.

No account. No API key. No signup. Agents can pay programmatically.

Unpaid paid requests return HTTP 402 with machine-readable payment instructions.

See docs/payments.md.

Status

Initial MVP capabilities are published in the catalog.

Glama listing

  • Server: https://glama.ai/mcp/servers/rwaldman/agentbits
  • Connector: https://glama.ai/mcp/connectors/dev.agentbits/agent-bits
  • Score tab: https://glama.ai/mcp/servers/rwaldman/agentbits/score

Score badge may show “Not found” until a Glama release exists (see docs/mcp-registries.md).

License

MIT — see LICENSE.

This repository contains documentation and discovery metadata for the hosted Agent Bits service.