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Connectors
Connect

Connect to everything your agents need, without writing the infrastructure to get there.

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Maximise agent efficiency – faster responses, increased accuracy, fewer tokens used.

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Live 10 Actions

Brandfetch MCP Server
for AI Agents

Connect your AI agent to StackOne's Brandfetch MCP server and give it ready-to-use MCP tools out of the box. Auth, tool execution, and security all managed.

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Brandfetch MCP Server
Built by StackOne StackOne
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Coverage

10 Agent Actions

Read-only access to Brandfetch. Extend your agent's capabilities with custom actions.

MCP Actions → Build Actions →

Authentication

Agent Tool Authentication

Per-user OAuth in one call. Your Brandfetch MCP server gets session-scoped tokens with zero credentials stored on your infra.

Agent Auth →

Security

Agent Protection

Every Brandfetch tool response scanned for prompt injection in milliseconds, with 88.7% accuracy, all running on CPU.

Prompt Injection Defense →

Performance

Max Agent Context. Min Cost.

Free up to 96% of your agent's context window to enhance reasoning and reduce cost, on every Brandfetch call.

Tools Discovery →

What is the Brandfetch MCP Server?

A Brandfetch MCP server lets AI agents read Brandfetch data through the Model Context Protocol, Anthropic's open standard for connecting LLMs to external tools. StackOne's Brandfetch MCP server ships with pre-built actions, fully extensible via the Connector Builder, plus managed authentication, prompt injection defense, observability, and agent execution runtime. Connect it from MCP clients like Claude Desktop, Claude Code, Cursor, Goose, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.

All Brandfetch MCP Tools

Every StackOne action for Brandfetch, ready for your agent. Read-only, scoped to exactly what you need.

Brands

  • Get Brand

    Retrieve a brand's full record from any identifier - a domain, website URL, email address, brand ID, ISIN, stock ticker or crypto symbol.

  • Search Brands

    Search brands by company name and get back each match's domain, icon URL and brand ID.

Brand By Domains

  • Get Brand By Domain

    Retrieve a brand's full record from its domain name.

Brand By Tickers

  • Get Brand By Ticker

    Retrieve a brand's full record from a stock or ETF ticker symbol.

Brand By ISINs

  • Get Brand By ISIN

    Retrieve a brand's full record from an ISIN securities identifier.

Brand By Crypto Symbols

  • Get Brand By Crypto Symbol

    Retrieve a brand's full record from a cryptocurrency or token symbol.

Brands In Batchs

  • Get Brands In Batch

    Look up as many as 100 brands in one request by domain, URL, email, ticker, ISIN, crypto symbol or brand ID, with results returned in the order the identifiers were sent. Requires a paid Brandfetch plan.

Brand From Transactions

  • Get Brand From Transaction

    Resolve a raw payment transaction descriptor into the merchant behind it, with that merchant's brand record.

Brand Contexts

  • Get Brand Context

    Retrieve a structured narrative description of a brand by domain, website URL or email address - its identity, positioning, products and services, voice, visual style and competitors.

Viewers

  • Get Viewer

    Retrieve the identity of the API key authenticating the request, together with its credit usage for the current billing period.

Set Up Your Brandfetch MCP Server in Minutes

One endpoint. Any framework. Your agent is talking to Brandfetch in under 10 lines of code.

MCP Clients

Claude Desktop setup guide
Claude Code setup guide
Cursor setup guide
Goose setup guide

Agent Frameworks

Claude Desktop
{
  "mcpServers": {
    "stackone": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote@latest",
        "https://api.stackone.com/mcp?x-account-id=<account_id>",
        "--header",
        "Authorization: Basic <YOUR_BASE64_TOKEN>"
      ]
    }
  }
}

Check More Design & Visual MCP Servers

Webflow

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57+ actions

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47+ actions

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All Design & Visual MCP Servers →

Platform Resources

Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery

Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.

10 min

Indirect Prompt Injection Defense for MCP Tools: A Technical Guide

MCP tools that read emails, CRM records, and tickets are indirect prompt injection vectors. Here's how we built a two-tier defense that scans tool results in ~11ms.

12 min

MCP vs A2A: Architecture, Security, and When to Use Each

MCP vs A2A: what each protocol standardizes, how they differ, their shared security risks including indirect prompt injection, and when to use one, both, or a hybrid architecture.

12 min

MCP vs API: What Hundreds of Connector Builds Taught Us

MCP wraps APIs, it doesn't replace them. After building hundreds of connectors that serve both, here's when each approach wins.

14 min read

Brandfetch MCP Server FAQ

Does StackOne have a Brandfetch MCP server?
Yes. StackOne offers a hosted Brandfetch MCP server, and every action is tested and QA'd by StackOne. Connect it to Claude, Cursor, and any other MCP client, or to any agent framework through the AI Action SDK. It ships with managed agent authentication, prompt injection defense, and tool discovery with server-side execution that preserve your agent's context window and keep reasoning performance.
Brandfetch MCP server vs direct API integration: what's the difference?
A Brandfetch MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software work, where backend code calls Brandfetch. A Brandfetch MCP server is for AI agents that discover and call Brandfetch at runtime, such as MCP clients like Claude and Cursor, plus framework agents built with OpenAI, LangChain, or Vercel AI. StackOne provides both.
How does Brandfetch authentication work for AI agents?
Brandfetch authentication for AI agents works through a StackOne Connect Session. Create one via the dashboard or the SDK to get an auth link and ready-to-paste config for Claude Desktop, Cursor, and other MCP clients. Your user authenticates their own Brandfetch account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via origin_owner_id.
Are Brandfetch MCP tools vulnerable to prompt injection?
Yes. Brandfetch MCP tools can be vulnerable to indirect prompt injection. Any tool that reads user-written content, such as documents, messages, tickets, records, or free-text fields, is a potential vector. StackOne Defender scans every tool response before it enters the agent's context. It runs regex patterns in ~1ms, then a MiniLM classifier in ~4ms. Accuracy is 88.7%, and it runs entirely on CPU.
What is the context bloat of a Brandfetch agent and how do I avoid it?
Context bloat happens when Brandfetch tool schemas and API responses eat your Brandfetch agent's memory, preventing it from reasoning effectively. A single Brandfetch query can return a massive JSON response, and connecting multiple tools compounds the problem. Tools Discovery reduces it by loading only the tools relevant to each query.
Can I limit which actions my Brandfetch agent can access?
Yes. You can limit which actions your Brandfetch agent can access directly from the StackOne dashboard. Toggle actions on or off, or restrict them to specific accounts, with no code changes to your agent. Session tokens can be scoped to exact actions so if one leaks, exposure stays contained.
Can I create custom agent actions for my Brandfetch MCP server?
Yes. You can create custom agent actions for your Brandfetch MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Brandfetch's API, generate production-ready connector YAML, test against the live API, and validate before you ship.
When should I NOT use a Brandfetch MCP server?
Skip a Brandfetch MCP server if your integration is purely software-to-software, because direct Brandfetch API integration is simpler when no AI agent is involved. For deterministic, compliance-critical operations (financial transactions, regulatory reporting), direct API gives you predictable behavior without agent-driven decision-making. MCP shines when AI agents need to dynamically discover and call Brandfetch actions at runtime.
What AI frameworks and AI clients does the StackOne Brandfetch MCP server support?
The StackOne Brandfetch MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.

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