Brilliant Directories for AI agents

Brilliant Directories is a platform that businesses use to run online membership directories, managing leads, user records, and directory content. Connect it once through Arc0, and your agent, or Claude, ChatGPT and Cursor, can use it through one MCP endpoint, limited to what each user approved.

Website buildersAPI keyMCP + RESTbrilliantdirectories.com
AUDIT LOG · BRILLIANT DIRECTORIESPOLICY: acme-support
09:41:07 · claude · u_8f2read
brilliant_directories.search_users
Search Users✓ allowed · 212ms
09:41:08 · claude · u_8f2read
brilliant_directories.get_lead
Get Lead✓ allowed · 164ms
09:41:09 · claude · u_8f2write
brilliant_directories.create_lead
Create Lead✓ approved · approved by user
09:41:12 · claude · u_8f2destructive
brilliant_directories.delete_lead
Delete Lead✕ blocked · policy: deny
EVERY BRILLIANT DIRECTORIES CALL, ON THE RECORD
01 · USE CASES

What agents do in Brilliant Directories.

01

Look up a lead record

Read-only pull of a lead's fields or a user's profile before following up with them.

02

Create a new lead

Create a lead record from a form submission after the user confirms the details are correct.

03

Require approval before deleting a user

Treat deleting a user or portfolio group as destructive since it removes their directory listing.

02 · ACTIONS

44 Brilliant Directories actions, graded by risk.

Every Brilliant Directories action is tagged read, write or destructive, so one policy covers the whole app and new actions inherit the right default.

read

16

Look things up. Allowed by default.

  • brilliant_directories.get_lead
    Get Lead
  • brilliant_directories.get_user
    Get User by ID
  • brilliant_directories.get_review
    Get Review
  • brilliant_directories.get_widget
    Get Widget
  • brilliant_directories.search_users
    Search Users
  • brilliant_directories.get_data_post
    Get Data Post
  • brilliant_directories.search_reviews
    Search Reviews
  • brilliant_directories.get_album_photo
    Get Album Photo
  • brilliant_directories.get_lead_fields
    Get Lead Fields
  • brilliant_directories.get_user_fields
    Get User Data
  • brilliant_directories.get_users_click
    Get User Clicked Link
  • brilliant_directories.get_data_category
    Get Data Category
  • brilliant_directories.get_reviews_fields
    Get Reviews Fields
  • brilliant_directories.get_data_categories
    Get Data Categories Fields
  • brilliant_directories.get_portfolio_group
    Get Portfolio Group
  • brilliant_directories.get_user_transactions
    Get User Transactions

write

17

Create and change things. Allow, or ask the user first.

  • brilliant_directories.create_lead
    Create Lead
  • brilliant_directories.create_user
    Create User
  • brilliant_directories.update_lead
    Update Lead
  • brilliant_directories.update_user
    Update User
  • brilliant_directories.create_widget
    Create Widget
  • brilliant_directories.update_widget
    Update Widget
  • brilliant_directories.create_data_post
    Create Data Post
  • brilliant_directories.update_data_post
    Update Data Post
  • brilliant_directories.create_album_photo
    Create Album Photo
  • brilliant_directories.create_users_click
    Create Users Click
  • brilliant_directories.update_album_photo
    Update Album Photo
  • brilliant_directories.update_users_click
    Update User Click Record
  • brilliant_directories.create_data_category
    Create Data Category
  • brilliant_directories.update_data_category
    Update Data Category
  • brilliant_directories.create_portfolio_group
    Create Portfolio Group
  • brilliant_directories.update_portfolio_group
    Update Portfolio Group
+ 1 MORE

destructive

11

Delete, cancel or archive. Ask first, or deny outright.

  • brilliant_directories.delete_lead
    Delete Lead
  • brilliant_directories.delete_user
    Delete User
  • brilliant_directories.delete_widget
    Delete Widget
  • brilliant_directories.delete_album_photo
    Delete Album Photo
  • brilliant_directories.delete_unsubscribe
    Delete Unsubscribe Record
  • brilliant_directories.delete_users_click
    Delete Users Click
  • brilliant_directories.delete_data_category
    Delete Data Category
  • brilliant_directories.delete_portfolio_group
    Delete Portfolio Group
  • brilliant_directories.get_unsubscribe
    Get Unsubscribe Record
  • brilliant_directories.create_unsubscribe
    Create Unsubscribe
  • brilliant_directories.update_unsubscribe
    Update Unsubscribe
03 · HOW IT WORKS

Brilliant Directories in three steps.

  1. 01Your users connect Brilliant DirectoriesThey add their Brilliant Directories api key on Arc0 Connect, under your brand. It goes straight into the vault.
  2. 02You set the rulesReads run, writes like “create Lead” can wait for the user, and “delete Lead” can be denied outright.
  3. 03Any agent can actYour agent calls Brilliant Directories through the Arc0 SDK or MCP, and so can Claude, ChatGPT and Cursor. Every call lands on the audit log.
POLICY.TS
await arc0.policies.set('brilliant_directories', {
  read: 'allow',
  write: 'ask',        // create_lead
  destructive: 'deny',  // delete_lead
})

# Claude Code: the same connection, one URL
$ claude mcp add --transport http arc0 \
    https://mcp.arc0.ai/u/u_8f2
04 · AUTH AND DATA

How Brilliant Directories connects.

Users add their Brilliant Directories api key on Arc0 Connect. It is encrypted in the vault, never shown to the model, and each user can rotate or revoke it at any time.

The same Brilliant Directories connection serves your agent over MCP and your own backend over REST and the proxy, so a user connects once. How Arc0 handles credentials →

AUTH
API key
CREDENTIALS
Per-tenant encrypted vault
MODEL SEES
Results only, never credentials
AUDIT LOG
Every call, on every plan
05 · WORKS WITH

Use Brilliant Directories from any agent.

Claude
ChatGPT
Cursor
Codex
VS Code
OpenAI Agents SDK
Claude Agent SDK
Vercel AI SDK
Mastra
LangGraph
07 · FAQ

Brilliant Directories and Arc0, answered.

Q01

Can I use Brilliant Directories with Claude, ChatGPT or Cursor?

Yes. Connect Brilliant Directories to Arc0 once, then add your Arc0 MCP URL to Claude, ChatGPT, Cursor, Claude Code or any other remote-MCP client. Each assistant only gets the Brilliant Directories actions you allow.

Q02

How do users connect Brilliant Directories?

Users add their Brilliant Directories api key on Arc0 Connect. It is encrypted in the vault, never shown to the model, and each user can rotate or revoke it at any time.

Q03

Which Brilliant Directories actions can my agent take?

44 in total: 16 read, 17 write and 11 destructive, such as “create Lead”. Your policies decide which of them each agent may call.

Q04

Can I stop my agent from deleting things in Brilliant Directories?

Yes. Actions like “delete Lead” are graded destructive. Set destructive actions to deny, or to ask so the user approves each one, and blocked calls still show up on the audit log.

Q05

Can my own backend call Brilliant Directories too?

Yes. The same Brilliant Directories connection is available over REST and through the Arc0 proxy, so your product and your agent share one connection per user.

Get started

Plug Brilliant Directories into your agent.

Your users connect Brilliant Directories once, under your brand. Your agent gets 44 actions behind your policies, with every call on the record.

Free to build · MCP + REST · Audit log on every plan