AuthiChain is an agentic-economy product offering product seals, Living QR generation, and x402 pay-per-call for agents 1.
A question back: Do you mean AuthiChain's authenticity and seal-verification service specifically, or a general product-authentication solution for a particular use case (physical goods, user login, or AI agents)?
- 1
AuthiChainauthichain.comwebsite read, tools not yet checked
Issues product seals, generates Living QR codes bound to physical items, and offers pay-per-call access for agents, with public certificate lookup still in development 1.
official:MCP server · AuthiChain+2 community tools built for it
- 2
Auth0auth0.comverified and signed
An authentication and authorization platform for securing users and AI agents, with an MCP server for programmatic access 9.
official:MCP server · Auth0 MCP Server+20 community tools built for it
for agents: authentication · auth0 · authorization
- 3
Clerkclerk.comverified and signed
Adds authentication and user management to applications, including multifactor authentication, session management, and API keys 10.
+231 community tools built for it
for agents: clerk-backend-api
- 4
Supabasesupabase.comverified and signed
A Postgres development platform with built-in Authentication and user management APIs such as get_user and list_users 616.
official:SDK · @supabase/supabase-jsCLI · supabasepackage · Supabaserepository · supabaseskill · supabase-postgres-best-practices+103 community tools built for it
for agents: get_user · whoami · list_users
Sources
- 1AuthiChain — The authentic agentic economyauthichain.com · read 2026-10-29
- 6Supabase | The Postgres Development Platformsupabase.com · read 2026-10-29
- 9Secure AI Agent & User Authentication | Auth0auth0.com · read 2026-10-29
- 10Clerk | Authentication and User Managementclerk.com · read 2026-10-29
- 16Supabase (Activepieces): declares "get_user" (the record we read and signed)unfragile.ai · read 2026-10-24
For agents: the 10 actions behind this answer
· AuthiChain website read, tools not yet checked
AuthiChain: QRON Starter Pack $29 on Stripe, Living QR generation, and x402 pay-per-call for agents. EU DPP Readiness is $299 when you need the battery passport path.
agent-supply-chain · agent-supply-chain verified and signed
Verify supply chain integrity for AI agent plugins, tools, and dependencies. Use this skill when: - Generating SHA-256 integrity manifests for agent plugins or tool packages - Verifying that installed plugins match their published manifests - Detecting tampered, modified, or untracked files in agent
createAuthToken · Vercel API verified and signed
Create an Auth Token
auth_test · Slack Web API verified and signed
Checks authentication & identity.
GetThreeDSecureAuthenticationsAuthentication · Stripe API verified and signed
Retrieve a 3DS Authentication
get_user · Supabase (Activepieces) verified and signed
Get User — Gets a single user's Auth record by ID. Requires the Service Role Key.
UpdateAuthorizer · AWS IoT verified and signed
<p>Updates an authorizer.</p> <p>Requires permission to access the <a href="https://docs.aws.amazon.com/service-authorization/latest/reference/list_awsiot.html#awsiot-actions-as-permissions">UpdateAut
· Langchain Anthropic website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
authentication · auth0-python verified and signed
· Langchain Protocol website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.