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Vinkius
VS Code CopilotIDE
Fastn MCP Server

Bring Low Code
to VS Code Copilot

Learn how to connect Fastn to VS Code Copilot and start using 16 AI agent tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code.

MCP Inspector GDPR Free for Subscribers
Archive WorkflowCancel ExecutionCreate WorkflowExecute FlowGet CredentialsGet ExecutionGet Quota DailyGet Quota SummaryGet Quota UsageGet WorkflowList ExecutionsList WorkflowsPublish WorkflowRotate CredentialsStore CredentialsUpdate Workflow

Compatible with every major AI agent and IDE

ClaudeClaude
ChatGPTChatGPT
CursorCursor
GeminiGemini
WindsurfWindsurf
VS CodeVS Code
JetBrainsJetBrains
VercelVercel
+ other MCP clients
Fastn

What is the Fastn MCP Server?

Connect your Fastn account to any AI agent to orchestrate complex backend workflows and real-time API flows through natural language.

What you can do

  • Flow Execution — Trigger Fastn flows instantly with custom JSON payloads and receive real-time responses via the API sync layer.
  • Workflow Management — List, create, update, and publish flow definitions across different tenants to maintain your business logic.
  • Execution Monitoring — Track execution history and drill down into step-by-step traces to debug or audit automated processes.
  • Credential Handling — Securely store, retrieve, and rotate credentials for your various connectors and third-party integrations.
  • Platform Insights — Monitor your platform usage, including daily quotas, summary metrics, and active space configurations.

How it works

  1. Subscribe to this server
  2. Provide your Fastn API Key and Space ID
  3. Start executing and managing your backend logic from Claude, Cursor, or any MCP-compatible client

Who is this for?

  • Developers — deploy, test, and trigger flows without leaving your code editor or terminal.
  • DevOps Engineers — monitor execution traces and manage environment credentials programmatically through the agent.
  • Product Teams — trigger business logic flows and check automation statuses via natural conversation.

Built-in capabilities (16)

archive_workflow

Deactivate / archive a flow

cancel_execution

Cancel a running execution

create_workflow

Create a new flow definition

execute_flow

The input object must match the Request Schema defined in the flow trigger. Execute a Fastn flow instantly (API Real-Time Sync)

get_credentials

Retrieve stored credentials

get_execution

Get full step-by-step execution trace

get_quota_daily

Daily usage breakdown

get_quota_summary

Usage summary

get_quota_usage

Current usage against plan limits

get_workflow

Get a flow full specification

list_executions

List execution history for a tenant

list_workflows

List all flow definitions for a tenant

publish_workflow

Deploy / publish a flow

rotate_credentials

Rotate credentials

store_credentials

Store connector credentials

update_workflow

Update a flow definition

Why VS Code Copilot?

GitHub Copilot Agent mode brings Fastn data directly into your VS Code workflow. With a project-scoped config, the entire team shares access to 16 tools. Copilot queries live data, generates typed code, and writes tests from actual API responses, all without leaving the editor.

  • VS Code is used by over 70% of developers. adding MCP tools to Copilot means your team can leverage external data without leaving their primary editor

  • Project-scoped MCP configs (.vscode/mcp.json) let you commit server configurations to your repository, ensuring the entire team shares the same tool access

  • Copilot's Agent mode integrates MCP tools seamlessly with file editing, terminal commands, and workspace search in a single agentic loop

  • GitHub's enterprise compliance and audit features extend to MCP tool usage, providing visibility into how AI interacts with external services

See it in action

Fastn in VS Code Copilot

AI AgentVinkius
High Security·Kill Switch·Plug and Play
Why Vinkius

Fastn and 4,000+ other MCP servers. One platform. One governance layer.

Teams that connect Fastn to VS Code Copilot through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.

4,000+MCP Servers ready
<40msCold start
60%Token savings
Raw MCP
Vinkius
Server catalogFind and host yourself4,000+ managed
InfrastructureSelf-hostedSandboxed V8 isolates
Credential handlingPlaintext in configVault + runtime injection
Data loss preventionNoneConfigurable DLP policies
Kill switchNoneGlobal instant shutdown
Financial circuit breakersNonePer-server limits + alerts
Audit trailNoneEd25519 signed logs
SIEM log streamingNoneSplunk, Datadog, Webhook
HoneytokensNoneCanary alerts on leak
Custom domainsNot applicableDNS challenge verified
GDPR complianceManual effortAutomated purge + export
Enterprise Security

Why teams choose Vinkius for Fastn in VS Code Copilot

The Fastn MCP Server runs on Vinkius-managed infrastructure inside AWS — a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts. All 16 tools execute in hardened sandboxes optimized for native MCP execution.

Your AI agents in VS Code Copilot only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

Fastn
Fully ManagedVinkius Servers
60%Token savings
High SecurityEnterprise-grade
IAMAccess control
EU AI ActCompliant
DLPData protection
V8 IsolateSandboxed
Ed25519Audit chain
<40msKill switch
Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

The Vinkius Advantage

How Vinkius secures Fastn for VS Code Copilot

Every tool call from VS Code Copilot to the Fastn MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.

< 40msCold start
Ed25519Signed audit chain
60%Token savings
FAQ

Frequently asked questions

01

Can I trigger a flow and get the result immediately?

Yes. Use the execute_flow tool with the flow name and input data. It performs a real-time sync execution and returns the response directly to the agent.

02

How can I debug a failed flow execution?

You can use list_executions to find the ID of the failed run, then use get_execution to retrieve a full step-by-step trace of what happened during that specific execution.

03

Is it possible to update an existing workflow definition?

Absolutely. The update_workflow tool allows you to modify the JSON definition of any flow. Remember to use publish_workflow afterwards to deploy your changes to the live environment.

04

Which VS Code version supports MCP?

MCP support requires VS Code 1.99 or later with the GitHub Copilot extension. Ensure both are updated to the latest version. Older versions of Copilot may not expose the Agent mode toggle.

05

How do I switch to Agent mode?

Open the Copilot Chat panel and look for two mode options: "Ask" and "Agent". Click "Agent" to enable autonomous tool calling. In Ask mode, Copilot provides conversational answers but cannot invoke MCP tools.

06

Can I restrict which MCP tools Copilot can access?

Yes. VS Code shows a tool consent dialog before any MCP tool is invoked for the first time. You can also configure tool access policies at the organization level through GitHub Copilot settings.

07

Does MCP work in VS Code Remote or Codespaces?

Yes. MCP servers configured via .vscode/mcp.json work in Remote SSH, WSL, and GitHub Codespaces environments. The MCP connection is established from the remote host, so ensure the server URL is accessible from that environment.

08

MCP tools not available

Ensure you are in Agent mode in Copilot Chat. MCP tools only appear in Agent mode.

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