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Fastn MCP Server for Claude CodeGive Claude Code instant access to 16 tools to Archive Workflow, Cancel Execution, Create Workflow, and more

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Claude Code is Anthropic's agentic CLI for terminal-first development. Add Fastn as an MCP server in one command and Claude Code will discover every tool at runtime. ideal for automation pipelines, CI/CD integration, and headless workflows via Vinkius.

Ask AI about this MCP Server for Claude Code

The Fastn MCP Server for Claude Code is a standout in the Developer Tools category — giving your AI agent 16 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

Vinkius delivers Streamable HTTP and SSE to any MCP client

ClaudeClaude
ChatGPTChatGPT
CursorCursor
GeminiGemini
WindsurfWindsurf
VS CodeVS Code
JetBrainsJetBrains
VercelVercel
+ other MCP clients
Classic Setup·bash
# Your Vinkius token. get it at cloud.vinkius.com
claude mcp add fastn --transport http "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
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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

About Fastn MCP Server

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

Claude Code registers Fastn as an MCP server in a single terminal command. Once connected, Claude Code discovers all 16 tools at runtime and can call them headlessly. ideal for CI/CD pipelines, cron jobs, and automated workflows where Fastn data drives decisions without human intervention.

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.

The Fastn MCP Server exposes 16 tools through the Vinkius. Connect it to Claude Code in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 16 Fastn tools available for Claude Code

When Claude Code connects to Fastn through Vinkius, your AI agent gets direct access to every tool listed below — spanning low-code, workflow-automation, api-integration, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

archive

Archive workflow on Fastn

Deactivate / archive a flow

cancel

Cancel execution on Fastn

Cancel a running execution

create

Create workflow on Fastn

Create a new flow definition

execute

Execute flow on Fastn

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

get

Get credentials on Fastn

Retrieve stored credentials

get

Get execution on Fastn

Get full step-by-step execution trace

get

Get quota daily on Fastn

Daily usage breakdown

get

Get quota summary on Fastn

Usage summary

get

Get quota usage on Fastn

Current usage against plan limits

get

Get workflow on Fastn

Get a flow full specification

list

List executions on Fastn

List execution history for a tenant

list

List workflows on Fastn

List all flow definitions for a tenant

publish

Publish workflow on Fastn

Deploy / publish a flow

rotate

Rotate credentials on Fastn

Rotate credentials

store

Store credentials on Fastn

Store connector credentials

update

Update workflow on Fastn

Update a flow definition

Connect Fastn to Claude Code via MCP

Follow these steps to wire Fastn into Claude Code. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

01

Install Claude Code

Run npm install -g @anthropic-ai/claude-code if not already installed
02

Add the MCP Server

Run the command above in your terminal
03

Verify the connection

Run claude mcp to list connected servers, or type /mcp inside a session
04

Start using Fastn

Ask Claude: "Using Fastn, show me...". 16 tools are ready

Why Use Claude Code with the Fastn MCP Server

Claude Code provides unique advantages when paired with Fastn through the Model Context Protocol.

01

Single-command setup: `claude mcp add` registers the server instantly. no config files to edit or applications to restart

02

Terminal-native workflow means MCP tools integrate seamlessly into shell scripts, CI/CD pipelines, and automated DevOps tasks

03

Claude Code runs headlessly, enabling unattended batch processing using Fastn tools in cron jobs or deployment scripts

04

Built by the same team that created the MCP protocol, ensuring first-class compatibility and the fastest adoption of new protocol features

Fastn + Claude Code Use Cases

Practical scenarios where Claude Code combined with the Fastn MCP Server delivers measurable value.

01

CI/CD integration: embed Fastn tool calls in your deployment pipeline to validate configurations or fetch secrets before shipping

02

Headless batch processing: schedule Claude Code to query Fastn nightly and generate reports without human intervention

03

Shell scripting: pipe Fastn outputs into other CLI tools for data transformation, filtering, and aggregation

04

Infrastructure monitoring: run Claude Code in a cron job to query Fastn status endpoints and alert on anomalies

Example Prompts for Fastn in Claude Code

Ready-to-use prompts you can give your Claude Code agent to start working with Fastn immediately.

01

"List all flow definitions for tenant 'main-prod'."

02

"Execute the 'data-sync' flow with input { "source": "crm" }."

03

"Show me the step-by-step execution trace for ID 'exec_789xyz' in tenant 'main-prod'."

Troubleshooting Fastn MCP Server with Claude Code

Common issues when connecting Fastn to Claude Code through Vinkius, and how to resolve them.

01

Command not found: claude

Ensure Claude Code is installed globally: npm install -g @anthropic-ai/claude-code
02

Connection timeout

Check your internet connection and verify the Edge URL is reachable

Fastn + Claude Code FAQ

Common questions about integrating Fastn MCP Server with Claude Code.

01

How do I add an MCP server to Claude Code?

Run claude mcp add --transport http "" in your terminal. Claude Code registers the server and discovers all tools immediately.
02

Can Claude Code run MCP tools in headless mode?

Yes. Claude Code supports non-interactive execution, making it ideal for scripts, cron jobs, and CI/CD pipelines that need MCP tool access.
03

How do I list all connected MCP servers?

Run claude mcp in your terminal to see all registered servers and their status, or type /mcp inside an active Claude Code session.

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