api-gateway

11
3
Source

API gateway for calling third-party APIs with managed auth. Use this skill when users want to interact with external services like Slack, HubSpot, Salesforce, Google Workspace, Stripe, Shopify, and more.

Install

mkdir -p .claude/skills/api-gateway && curl -L -o skill.zip "https://mcp.directory/api/skills/download/4356" && unzip -o skill.zip -d .claude/skills/api-gateway && rm skill.zip

Installs to .claude/skills/api-gateway

About this skill

API Gateway

Passthrough proxy for direct access to third-party APIs using managed OAuth connections, provided by Maton. The API gateway lets you call native API endpoints directly.

Quick Start

# Native Slack API call
python <<'EOF'
import urllib.request, os, json
data = json.dumps({'channel': 'C0123456', 'text': 'Hello from gateway!'}).encode()
req = urllib.request.Request('https://gateway.maton.ai/slack/api/chat.postMessage', data=data, method='POST')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
req.add_header('Content-Type', 'application/json')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF

Base URL

https://gateway.maton.ai/{app}/{native-api-path}

Replace {app} with the service name and {native-api-path} with the actual API endpoint path.

IMPORTANT: The URL path MUST start with the connection's app name (eg. /google-mail/...). This prefix tells the gateway which app connection to use. For example, the native Gmail API path starts with gmail/v1/, so full paths look like /google-mail/gmail/v1/users/me/messages.

Authentication

All requests require the Maton API key in the Authorization header:

Authorization: Bearer $MATON_API_KEY

The API gateway automatically injects the appropriate OAuth token for the target service.

Environment Variable: You can set your API key as the MATON_API_KEY environment variable:

export MATON_API_KEY="YOUR_API_KEY"

Getting Your API Key

  1. Sign in or create an account at maton.ai
  2. Go to maton.ai/settings
  3. Click the copy button on the right side of API Key section to copy it

Connection Management

Connection management uses a separate base URL: https://ctrl.maton.ai

List Connections

python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://ctrl.maton.ai/connections?app=slack&status=ACTIVE')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF

Query Parameters (optional):

  • app - Filter by service name (e.g., slack, hubspot, salesforce)
  • status - Filter by connection status (ACTIVE, PENDING, FAILED)

Response:

{
  "connections": [
    {
      "connection_id": "21fd90f9-5935-43cd-b6c8-bde9d915ca80",
      "status": "ACTIVE",
      "creation_time": "2025-12-08T07:20:53.488460Z",
      "last_updated_time": "2026-01-31T20:03:32.593153Z",
      "url": "https://connect.maton.ai/?session_token=5e9...",
      "app": "slack",
      "method": "OAUTH2",
      "metadata": {}
    }
  ]
}

Create Connection

python <<'EOF'
import urllib.request, os, json
data = json.dumps({'app': 'slack'}).encode()
req = urllib.request.Request('https://ctrl.maton.ai/connections', data=data, method='POST')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
req.add_header('Content-Type', 'application/json')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF

Request Body:

  • app (required) - Service name (e.g., slack, notion)
  • method (optional) - Connection method (API_KEY, BASIC, OAUTH1, OAUTH2, MCP)

Get Connection

python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://ctrl.maton.ai/connections/{connection_id}')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF

Response:

{
  "connection": {
    "connection_id": "21fd90f9-5935-43cd-b6c8-bde9d915ca80",
    "status": "ACTIVE",
    "creation_time": "2025-12-08T07:20:53.488460Z",
    "last_updated_time": "2026-01-31T20:03:32.593153Z",
    "url": "https://connect.maton.ai/?session_token=5e9...",
    "app": "slack",
    "metadata": {}
  }
}

Open the returned URL in a browser to complete OAuth.

Delete Connection

python <<'EOF'
import urllib.request, os, json
req = urllib.request.Request('https://ctrl.maton.ai/connections/{connection_id}', method='DELETE')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF

Specifying Connection

If you have multiple connections for the same app, you can specify which connection to use by adding the Maton-Connection header with the connection ID:

python <<'EOF'
import urllib.request, os, json
data = json.dumps({'channel': 'C0123456', 'text': 'Hello!'}).encode()
req = urllib.request.Request('https://gateway.maton.ai/slack/api/chat.postMessage', data=data, method='POST')
req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}')
req.add_header('Content-Type', 'application/json')
req.add_header('Maton-Connection', '21fd90f9-5935-43cd-b6c8-bde9d915ca80')
print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2))
EOF

If omitted, the gateway uses the default (oldest) active connection for that app.

Supported Services

ServiceApp NameBase URL Proxied
ActiveCampaignactive-campaign{account}.api-us1.com
Acuity Schedulingacuity-schedulingacuityscheduling.com
Airtableairtableapi.airtable.com
Apolloapolloapi.apollo.io
Asanaasanaapp.asana.com
Attioattioapi.attio.com
Basecampbasecamp3.basecampapi.com
Baserowbaserowapi.baserow.io
beehiivbeehiivapi.beehiiv.com
Boxboxapi.box.com
Brevobrevoapi.brevo.com
Calendlycalendlyapi.calendly.com
Cal.comcal-comapi.cal.com
CallRailcallrailapi.callrail.com
Chargebeechargebee{subdomain}.chargebee.com
ClickFunnelsclickfunnels{subdomain}.myclickfunnels.com
ClickSendclicksendrest.clicksend.com
ClickUpclickupapi.clickup.com
Clockifyclockifyapi.clockify.me
Codacodacoda.io
Confluenceconfluenceapi.atlassian.com
CompanyCamcompanycamapi.companycam.com
Cognito Formscognito-formswww.cognitoforms.com
Constant Contactconstant-contactapi.cc.email
Dropboxdropboxapi.dropboxapi.com
Dropbox Businessdropbox-businessapi.dropboxapi.com
ElevenLabselevenlabsapi.elevenlabs.io
Eventbriteeventbritewww.eventbriteapi.com
Fathomfathomapi.fathom.ai
Firebasefirebasefirebase.googleapis.com
Firefliesfirefliesapi.fireflies.ai
GetResponsegetresponseapi.getresponse.com
GitHubgithubapi.github.com
Gumroadgumroadapi.gumroad.com
Granola MCPgranolamcp.granola.ai
Google Adsgoogle-adsgoogleads.googleapis.com
Google BigQuerygoogle-bigquerybigquery.googleapis.com
Google Analytics Admingoogle-analytics-adminanalyticsadmin.googleapis.com
Google Analytics Datagoogle-analytics-dataanalyticsdata.googleapis.com
Google Calendargoogle-calendarwww.googleapis.com
Google Classroomgoogle-classroomclassroom.googleapis.com
Google Contactsgoogle-contactspeople.googleapis.com
Google Docsgoogle-docsdocs.googleapis.com
Google Drivegoogle-drivewww.googleapis.com
Google Formsgoogle-formsforms.googleapis.com
Gmailgoogle-mailgmail.googleapis.com
Google Merchantgoogle-merchantmerchantapi.googleapis.com
Google Meetgoogle-meetmeet.googleapis.com
Google Playgoogle-playandroidpublisher.googleapis.com
Google Search Consolegoogle-search-consolewww.googleapis.com
Google Sheetsgoogle-sheetssheets.googleapis.com
Google Slidesgoogle-slidesslides.googleapis.com
Google Tasksgoogle-taskstasks.googleapis.com
Google Workspace Admingoogle-workspace-adminadmin.googleapis.com
HubSpothubspotapi.hubapi.com
Instantlyinstantlyapi.instantly.ai
Jirajiraapi.atlassian.com
Jobberjobberapi.getjobber.com
JotFormjotformapi.jotform.com
Keapkeapapi.infusionsoft.com
Kitkitapi.kit.com
Klaviyoklaviyoa.klaviyo.com
Lemlistlemlistapi.lemlist.com
Linearlinearapi.linear.app
LinkedInlinkedinapi.linkedin.com
Mailchimpmailchimp{dc}.api.mailchimp.com
MailerLitemailerliteconnect.mailerlite.com
Mailgunmailgunapi.mailgun.net
ManyChatmanychatapi.manychat.com
Manusmanusapi.manus.ai
Microsoft Excelmicrosoft-excelgraph.microsoft.com
Microsoft Teamsmicrosoft-teamsgraph.microsoft.com
Microsoft To Domicrosoft-to-dograph.microsoft.com
Monday.commondayapi.monday.com
Motionmotionapi.usemotion.com
Netlifynetlifyapi.netlify.com
Notionnotionapi.notion.com
Notion MCPnotionmcp.notion.com
OneDriveone-drivegraph.microsoft.com
Outlookoutlookgraph.microsoft.com
PDF.copdf-coapi.pdf.co
Pipedrivepipedriveapi.pipedrive.com
Podiopodioapi.podio.com
PostHogposthog{subdomain}.posthog.com
QuickBooksquickbooksquickbooks.api.intuit.com
Quoquoapi.openphone.com
Reductoreductoplatform.reducto.ai
Salesforcesalesforce{instance}.salesforce.com
Sentrysentry{subdomain}.sentry.io
SignNowsignnowapi.signnow.com
Slackslackslack.com
Snapchatsnapchatadsapi.snapchat.com
Square`squareup

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