Mercury

Live 47 Actions

Mercury Integration for AI Agents

Connect your AI agent to 47 Mercury actions via MCP, A2A, or SDK, with agent authentication, tool-calling execution, and security built-in.

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Mercury AI Agent Actions

47 production-ready actions for your agent to do more on Mercury.

Read the Mercury docs

47 Actions

List Activity Purposes - Retrieve tenant-configured activity purposes (categories).

List Activities For A Contact - Retrieve all activities logged against a Mercury contact.

Create Activity On A Contact - Log a new CRM activity (email, phone call, task, appointment, or update) against a contact.

List Contact Annotations - Retrieve all annotations (notes) on a Mercury contact.

Create Annotation On A Contact - Create a note against a Mercury contact.

Get Candidate Company By ID - Retrieve a candidate company (candidate's employing company) by Id.

Get Candidate By ID - Retrieve a candidate (contact with isCandidateContact=true) by Id.

List Placements For A Candidate - Retrieve all placements a candidate has been involved in.

Upload Document To A Candidate - Upload a document (max 5MB) against a candidate.

Upload CV To Create New Candidate (parse) - Upload a CV to create a new candidate via Mercury's CV parsing engine.

Upload CV To Update Existing Candidate (parse) - Upload a CV to update an existing candidate via Mercury's CV parsing engine.

List Clients - Retrieve all clients (hiring organisations) in the Mercury tenant.

Get Client By ID - Retrieve a single Mercury client by Id.

Create Client - Create a new client (hiring organisation) in Mercury.

Patch Client - Partially update a Mercury client.

Create Compliance Record On A Placement - Create a compliance / vetting record attached to a Mercury placement.

List Compliance Records For A Placement - Retrieve all compliance records attached to a placement.

Get Compliance Record By ID - Retrieve a compliance record by Id (includes base64 evidence file if present).

Patch Compliance Record - Partially update a compliance record.

Upload Evidence To A Compliance Record - Upload an evidence document to a compliance record.

List Contacts - Retrieve Mercury contacts (candidate contacts, client contacts, or both), paginated.

Get Contact By ID - Retrieve a single Mercury contact by Id.

Create Contact - Create a new Mercury contact (candidate, client contact, or both).

Patch Contact - Partially update a Mercury contact.

Upload CV To A Contact - Upload a CV document against a Mercury contact.

Get Primary CV For A Contact - Retrieve the primary CV document for a Mercury contact (base64-encoded content).

Upload Document To A Contact - Upload a non-CV document against a Mercury contact.

List Contact Files (SharePoint) - List all SharePoint files associated with a Mercury contact.

Get File Content By Path - Retrieve a document's content (base64) by SharePoint path.

List Contact Education - Retrieve contact education records across the tenant with pagination.

List Placements - Retrieve Mercury placements with pagination and filters.

Get Placement By ID - Retrieve a Mercury placement by Id.

List Finance Rates For A Placement - Retrieve pay/charge finance rates attached to a placement.

List All Placement Fees - Retrieve placement fees across all placements on the tenant with pagination.

List Fees For A Placement - Retrieve all fees attached to a single placement.

List Contact Skills - Retrieve contact skill records across the tenant with pagination.

Patch Skill Level - Update level, experience, or proficiency on a contact skill record.

List System Users - Retrieve all Mercury system users (recruitment consultants and staff members).

Get System User By ID - Retrieve a single Mercury system user by Id.

List Vacancies - Retrieve Mercury vacancies (open positions) with pagination and filters.

Get Vacancy By ID - Retrieve a Mercury vacancy by Id.

Create Vacancies (batch) - Create a batch of vacancies in Mercury.

Update Vacancies (batch) - Fully update a batch of vacancies in Mercury.

Patch Vacancies (batch) - Partially update a batch of vacancies in Mercury.

List Shortlists For A Vacancy - Retrieve the candidate shortlist for a Mercury vacancy.

List Contact Work History - Retrieve contact work history records across the tenant with pagination.

Patch Work History Entry - Update a contact work history entry.

Mercury AI Agent Use Cases

Connect your AI agent to Mercury and help your team scale the finance operations they run by hand today.

Invoice Processing

Automate invoice processing with AI agents connected to your ERP, accounting software, and AP tools through StackOne.

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Accounts Receivable Dunning

Use StackOne to connect your AI agent to your accounting, CRM, and messaging systems to automate Accounts Receivable dunning and payment follow-up.

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Invoice Processing

Use StackOne to connect your AI agent to your accounting, email, and document management systems to automate invoice processing and purchase order matching.

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More Accounting & Finance use cases

Do More, Build Less

Integration Infrastructure for Mercury AI Agents

Multiple Interfaces

Access integrations via API, AI SDKs, MCP & A2A.

Mercury MCP server

Managed Authentication

Pre-built authentication UI.

Agent auth

Falcon Engine

Every Mercury action runs on Falcon.

Agent Execution Engine

StackOne Defender

88.7% prompt injection detection.

Prompt injection defense

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"What impressed us most about StackOne is its ambition and clarity. They're creating infrastructure that modern software and the entire AI agent ecosystem can rely on. The depth of secure integrations, the pace of delivery, and the team's foresight into AI's future uniquely position StackOne to redefine this category."

Luna Schmid, Partner at GV

"We've been impressed by how quickly and deeply StackOne integrates with complex enterprise systems -- and now, with their focus on agent-to-agent interoperability, they're unlocking even more powerful use cases for customers. StackOne delivers all of the above in a universal layer -- without compromise."