Retorna os tokens de design: variantes de cor/estilo e tamanhos disponíveis no SigmaUI DS.
AI agents call get_design_tokens to retrieve information from SigmaUI DS MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns design system metadata (color variants, style variants, and sizes) for documentation and reference purposes. It does not create, modify, execute code, delete, or commit financial actions. It is a pure read operation that retrieves static or semi-static design configuration data from the SigmaUI Design System.
From the tool's definition Tool description states it "Retorna os tokens de design" (Returns design tokens) - variantes de cor/estilo e tamanhos (color/style variants and sizes). This is a retrieval operation with no side effects.
Attacks that exploit this kind of access
Retorna os tokens de design: variantes de cor/estilo e tamanhos disponíveis no SigmaUI DS. It is categorised as a Read tool in the SigmaUI DS MCP Server MCP Server, which means it retrieves data without modifying state.
Register the SigmaUI DS MCP Server MCP server in PolicyLayer and add a rule for get_design_tokens: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches SigmaUI DS MCP Server. Nothing to install.
get_design_tokens is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_design_tokens rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for get_design_tokens. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
get_design_tokens is provided by the SigmaUI DS MCP Server MCP server (ribsousa/sigmaui-ds-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
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