connect errata to your agent.

copy one command. there is nothing to download, and the limited trial does not need an account or api key.

the free trial is active.

you get 10 requests per minute. no account or key is required.

choose your coding agent

copy the command for the tool you already use.

adds the hosted mcp to your user configuration.

codex mcp add errata --url https://erratalabs.dev/mcp

uses stateless streamable http at user scope.

claude mcp add --transport http --scope user errata https://erratalabs.dev/mcp

save this as .cursor/mcp.json in a project or globally.

{
  "mcpServers": {
    "errata": {
      "url": "https://erratalabs.dev/mcp"
    }
  }
}

try “use errata to check the usart3 setup on an stm32f407vgt6. show the pins, registers, known problems, missing facts, and sources.”