trigger.dev/dist/esm/utilities/agent.js

A Command-Line Interface for Trigger.dev projects

// The env vars each coding agent sets in the shells it runs commands in. Based on std-env's
// `detectAgent` (std-env 4+), which we can't use yet because the CLI is still on std-env 3.
const AGENT_ENV_VARS = [
    ["claude", ["CLAUDECODE", "CLAUDE_CODE"]],
    ["cursor", ["CURSOR_AGENT"]],
    ["codex", ["CODEX_SANDBOX", "CODEX_THREAD_ID"]],
    ["gemini", ["GEMINI_CLI"]],
    ["opencode", ["OPENCODE"]],
    ["auggie", ["AUGMENT_AGENT"]],
    ["goose", ["GOOSE_PROVIDER"]],
    ["replit", ["REPL_ID"]],
];
/**
 * Returns the name of the coding agent running the CLI, or undefined when a person is. Set
 * `AI_AGENT` to turn agent output on for an agent we don't detect.
 */
export function detectAgent(env = process.env) {
    if (env.AI_AGENT) {
        return env.AI_AGENT.toLowerCase();
    }
    // Set by the Trigger.dev MCP server when it starts `trigger dev` for an agent
    if (env.TRIGGER_MCP_SERVER === "1") {
        return "trigger-mcp";
    }
    for (const [name, envVars] of AGENT_ENV_VARS) {
        if (envVars.some((envVar) => env[envVar])) {
            return name;
        }
    }
    return undefined;
}
export const isAgent = detectAgent() !== undefined;
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