
Connect Loadninja Real Browser Load Testing to your AI
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Run and monitor real-browser load scenarios through your AI agent.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 10 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 10 available through LoadNinja.
- 01
Run scenario
Starts a specific LoadNinja scenario with a set number of virtual users and a duration in minutes.
- 02
Get test run
Retrieves the full summary and details for a completed LoadNinja test run.
- 03
List test runs
Shows all test executions and their current completion status on LoadNinja.
- 04
Get test run stats
Fetches the raw performance statistics for a specific completed test run.
05-07
3 capabilities in this set.
Part of 10 available through LoadNinja.
- 05
List browsers
Provides a list of all native browsers currently configured in your LoadNinja account.
- 06
Stop test run
Immediately kills an active LoadNinja test run.
- 07
Get account
Returns your LoadNinja subscription details and the specific virtual user limits for your account.
08-10
3 capabilities in this set.
Part of 10 available through LoadNinja.
- 08
Get scenario
Gets the configuration, target URL, and details for a specific LoadNinja scenario.
- 09
List scenarios
Lists all the load test scenarios saved in your LoadNinja account.
- 10
List locations
Shows the physical data center locations available for load injection.
Real work
What teams actually run
Rapid Regression Testing
Trigger a quick load test after a deployment to ensure performance hasn't dropped.
Global Scalability Audits
Check available data center locations to plan tests for specific geographic regions.
Resource Management
Stop a runaway test immediately if it starts consuming too many resources.
Automated Reporting
Have your agent summarize P95 durations and throughput for completed test runs.
Automate a task
Put LoadNinja to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
LoadNinja works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put LoadNinja to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
863ms average. Fast in production.
LoadNinja is checked daily against the live service.
- Fastest day
- 741ms
- Slowest day
- 1037ms
- 14-day trend
- Slowing+7%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 10 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of LoadNinja, so you can see the experience inside your AI.
It does not authenticate your account with LoadNinja. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
LoadNinja Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_flwAteXzuZIz58RcBrW0pK5weKMRXmdJ8NviFra4/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — LoadNinja capabilities are ready to use.
{
"mcpServers": {
"loadninja-real-browser-load-testing-mcp": {
"url": "https://edge.vinkius.com/vk_preview_flwAteXzuZIz58RcBrW0pK5weKMRXmdJ8NviFra4/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up LoadNinja in Claude and other AIs
Who it's for
Built for the work LoadNinja owners hand off.
This MCP is built for technical teams managing high-traffic web applications.
- 01
Performance Engineers
They use the agent to trigger scenarios and analyze throughput without manual exports.
- 02
QA Automation Teams
They monitor test completion statuses and check for performance regressions.
- 03
DevOps Engineers
They audit VU limits and data center availability to ensure global scalability.
FAQ
Questions LoadNinja owners ask.
- 01
How do I connect my LoadNinja account?
You subscribe to the MCP on Vinkius and enter your LoadNinja API Key. Once connected, it is ready to use in any MCP-compatible client.
- 02
Can I stop a test that is already running?
Yes. You can use the stop_test_run capability to immediately and irreversibly terminate an active test.
- 03
What kind of performance data can the AI access?
The agent can retrieve aggregated summaries, raw performance statistics, throughput, peak VU mappings, and transaction lengths.
- 04
Which AI clients can I use with this MCP?
You can use this with any MCP-compatible client, including Claude, Cursor, and Windsurf.
- 05
Can I specify how many users to simulate?
Yes. When you run a scenario, you can explicitly define the number of virtual users and the duration in minutes.
- 06
What is unique about LoadNinja's approach to load testing?
Unlike protocol-based capabilities, LoadNinja uses actual real browsers at scale. Your agent can trigger scenarios that execute scripts inside native browsers, ensuring your performance metrics accurately reflect the true end-user experience including client-side execution.
- 07
Can I stop a running test through my agent if I see performance degradation?
Yes. Use the stop_test_run capability with the active Run ID. Your agent will dispatch an immediate halt command to LoadNinja, stopping all physical load processes and allowing you to analyze the metrics captured up to that point.
- 08
How do I check my account's virtual user (VU) limits?
The get_account capability retrieves your subscription details and strict runtime VU limits. Your agent will report your current usage caps, ensuring you stay within your performance testing budget.
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Connect LoadNinja to Claude, Cursor, ChatGPT & more
