diff --git a/bulk-test.ts b/bulk-test.ts
new file mode 100644
index 0000000..b222f59
--- /dev/null
+++ b/bulk-test.ts
@@ -0,0 +1,203 @@
+import { appendFileSync } from "node:fs";
+import { join } from "node:path";
+import {
+  MODELS,
+  Model,
+  shuffle,
+  withRetry,
+  callGeneratePrompt,
+  callGenerateAnswer,
+  callVote,
+  isRealString
+} from "./game.ts";
+
+if (!process.env.OPENROUTER_API_KEY) {
+  console.error("Error: Set OPENROUTER_API_KEY environment variable");
+  process.exit(1);
+}
+
+const TOTAL_ROUNDS = 1000;
+const CONCURRENCY = 100;
+
+const startTime = Date.now();
+const LOGS_DIR = join(import.meta.dir, "logs");
+const timestamp = new Date().toISOString().replace(/[:.]/g, "-");
+const LOG_FILE = join(LOGS_DIR, `bulk-test-${timestamp}.log`);
+
+type RoundResult = {
+  roundNum: number;
+  prompter: Model;
+  prompt: string;
+  contA: Model;
+  answerA: string;
+  contB: Model;
+  answerB: string;
+  votes: { voter: Model, votedFor: "A" | "B" | null }[];
+  votesA: number;
+  votesB: number;
+  winner: Model | null;
+  error?: string;
+};
+
+const scores: Record<string, number> = Object.fromEntries(MODELS.map((m) => [m.name, 0]));
+const results: RoundResult[] = [];
+let completedRounds = 0;
+let failedRounds = 0;
+let currentTaskIndex = 0;
+
+function updateProgress() {
+  process.stdout.write(`\rProgress: ${completedRounds + failedRounds}/${TOTAL_ROUNDS} (Success: ${completedRounds}, Failed: ${failedRounds})`);
+}
+
+function logToBulkLog(message: string) {
+  appendFileSync(LOG_FILE, message + "\n");
+}
+
+async function runRound(roundNum: number): Promise<RoundResult> {
+  const shuffled = shuffle([...MODELS]);
+  const prompter = shuffled[0]!;
+  const contA = shuffled[1]!;
+  const contB = shuffled[2]!;
+  const voters = shuffled.slice(3);
+
+  let prompt = "";
+  try {
+    prompt = await withRetry(
+      () => callGeneratePrompt(prompter),
+      (s) => isRealString(s, 10),
+      3,
+      `BulkR${roundNum}:prompt:${prompter.name}`
+    );
+  } catch (err: any) {
+    return { roundNum, prompter, prompt: "", contA, answerA: "", contB, answerB: "", votes: [], votesA: 0, votesB: 0, winner: null, error: `Prompt failed: ${err.message}` };
+  }
+
+  let answerA = "", answerB = "";
+  try {
+    const [ansA, ansB] = await Promise.all([
+      withRetry(() => callGenerateAnswer(contA, prompt), (s) => isRealString(s, 3), 3, `BulkR${roundNum}:answer:${contA.name}`),
+      withRetry(() => callGenerateAnswer(contB, prompt), (s) => isRealString(s, 3), 3, `BulkR${roundNum}:answer:${contB.name}`)
+    ]);
+    answerA = ansA;
+    answerB = ansB;
+  } catch (err: any) {
+    return { roundNum, prompter, prompt, contA, answerA: "", contB, answerB: "", votes: [], votesA: 0, votesB: 0, winner: null, error: `Answer failed: ${err.message}` };
+  }
+
+  let votesA = 0;
+  let votesB = 0;
+  const roundVotes: { voter: Model, votedFor: "A" | "B" | null }[] = [];
+  
+  await Promise.all(voters.map(async (voter) => {
+    try {
+      const showAFirst = Math.random() > 0.5;
+      const first = showAFirst ? { answer: answerA } : { answer: answerB };
+      const second = showAFirst ? { answer: answerB } : { answer: answerA };
+      const vote = await withRetry(
+        () => callVote(voter, prompt, first, second),
+        (v) => v === "A" || v === "B",
+        3,
+        `BulkR${roundNum}:vote:${voter.name}`
+      );
+      
+      const votedForA = showAFirst ? vote === "A" : vote === "B";
+      if (votedForA) votesA++; else votesB++;
+      roundVotes.push({ voter, votedFor: votedForA ? "A" : "B" });
+    } catch (err) {
+      roundVotes.push({ voter, votedFor: null });
+    }
+  }));
+
+  let winner: Model | null = null;
+  if (votesA > votesB) winner = contA;
+  else if (votesB > votesA) winner = contB;
+
+  return {
+    roundNum,
+    prompter,
+    prompt,
+    contA,
+    answerA,
+    contB,
+    answerB,
+    votes: roundVotes,
+    votesA,
+    votesB,
+    winner
+  };
+}
+
+async function worker() {
+  while (true) {
+    const roundNum = currentTaskIndex + 1;
+    if (roundNum > TOTAL_ROUNDS) break;
+    currentTaskIndex++;
+    
+    try {
+      const result = await runRound(roundNum);
+      if (result.error) {
+        failedRounds++;
+        logToBulkLog(`\n=== ROUND ${roundNum} FAILED ===\nError: ${result.error}\n`);
+      } else {
+        completedRounds++;
+        if (result.winner) {
+          scores[result.winner.name]++;
+        }
+        
+        let roundLog = `\n=== ROUND ${roundNum} ===\n`;
+        roundLog += `Prompter (${result.prompter.name}): ${result.prompt}\n`;
+        roundLog += `Contestant A (${result.contA.name}): ${result.answerA} [Votes: ${result.votesA}]\n`;
+        roundLog += `Contestant B (${result.contB.name}): ${result.answerB} [Votes: ${result.votesB}]\n`;
+        
+        roundLog += `\nVotes:\n`;
+        for (const v of result.votes) {
+          const votedName = v.votedFor === "A" ? result.contA.name : v.votedFor === "B" ? result.contB.name : "FAILED";
+          roundLog += `  - ${v.voter.name} voted for: ${votedName}\n`;
+        }
+        
+        roundLog += `\nWinner: ${result.winner ? result.winner.name : "TIE"}\n`;
+        logToBulkLog(roundLog);
+        results.push(result);
+      }
+    } catch (err) {
+      failedRounds++;
+      logToBulkLog(`\n=== ROUND ${roundNum} UNHANDLED ERROR ===\nError: ${err}\n`);
+    }
+    updateProgress();
+  }
+}
+
+async function main() {
+  console.log(`Starting bulk test of ${TOTAL_ROUNDS} rounds with concurrency ${CONCURRENCY}...`);
+  console.log(`Readable log with outputs and votes will be saved to: ${LOG_FILE}\n`);
+  
+  logToBulkLog(`BULK TEST STARTED AT ${new Date().toISOString()}`);
+  logToBulkLog(`Total Rounds: ${TOTAL_ROUNDS}, Concurrency: ${CONCURRENCY}\n`);
+
+  updateProgress();
+  const workers = Array.from({ length: CONCURRENCY }, () => worker());
+  
+  await Promise.all(workers);
+  
+  console.log(`\n\nBulk test complete! (${((Date.now() - startTime) / 1000).toFixed(1)}s)`);
+  
+  // Generate summary
+  const sortedScores = Object.entries(scores).sort((a, b) => b[1] - a[1]);
+  
+  let summary = `\n\n=== BULK TEST FINAL SUMMARY ===\n`;
+  summary += `Total Rounds: ${TOTAL_ROUNDS}\n`;
+  summary += `Completed: ${completedRounds}\n`;
+  summary += `Failed: ${failedRounds}\n`;
+  summary += `Duration: ${((Date.now() - startTime) / 1000).toFixed(1)}s\n\n`;
+  
+  summary += `=== FINAL RANKS ===\n`;
+  sortedScores.forEach(([name, score], index) => {
+    summary += `${index + 1}. ${name}: ${score} wins\n`;
+  });
+  
+  logToBulkLog(summary);
+  console.log(summary);
+  console.log(`Readable log with outputs and votes saved to: ${LOG_FILE}`);
+}
+
+main().catch(console.error);
diff --git a/game.ts b/game.ts
index 80f5222..f13bca0 100644
--- a/game.ts
+++ b/game.ts
@@ -15,7 +15,7 @@ export const MODELS = [
   { id: "anthropic/claude-opus-4.6", name: "Opus 4.6" },
   { id: "anthropic/claude-sonnet-4.6", name: "Sonnet 4.6" },
   { id: "x-ai/grok-4.1-fast", name: "Grok 4.1" },
-  { id: "minimax/minimax-m2.5", name: "MiniMax 2.5" },
+  // { id: "minimax/minimax-m2.5", name: "MiniMax 2.5" },
 ] as const;
 
 export type Model = (typeof MODELS)[number];