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test(server): record Grok replay fixtures from a live grok agent #13537

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Merged
juliusmarminge merged 3 commits into from
Sep 25, 2026
Merged

test(server): record Grok replay fixtures from a live grok agent #13537

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e2aa0d5
test(server): record Grok replay fixtures from a live grok agent
juliusmarminge Sep 25, 2026
1557898
test(server): replace synthetic Grok transcripts with live recordings
juliusmarminge Sep 25, 2026
42c26da
refactor(server): import Grok recorder services as namespaces
juliusmarminge Sep 25, 2026
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3 changes: 2 additions & 1 deletion apps/server/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,8 @@
"record:codex-replay": "bun scripts/record-codex-app-server-replay-fixture.ts",
"record:claude-replay": "bun scripts/record-claude-agent-sdk-replay-fixture.ts",
"record:cursor-replay": "node --env-file-if-exists=../../.env --experimental-strip-types scripts/record-cursor-agent-sdk-replay-fixture.ts",
"record:pi-replay": "node scripts/record-pi-rpc-replay-fixture.ts"
"record:pi-replay": "node scripts/record-pi-rpc-replay-fixture.ts",
"record:grok-replay": "node scripts/record-grok-acp-replay-fixture.ts"
},
"dependencies": {
"@anthropic-ai/claude-agent-sdk": "^0.3.276",
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21 changes: 18 additions & 3 deletions apps/server/scripts/acp-replay-agent.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -35,17 +35,20 @@ interface JsonRpcMessage {
}

const encodedTranscript = process.env.T3_ACP_REPLAY_TRANSCRIPT;
const transcriptPath = process.env.T3_ACP_REPLAY_TRANSCRIPT_PATH;
const statusPath = process.env.T3_ACP_REPLAY_STATUS_PATH;
const replayWorkspace = process.env.T3_ACP_REPLAY_WORKSPACE ?? process.cwd();

if (encodedTranscript === undefined || statusPath === undefined) {
if ((encodedTranscript === undefined && transcriptPath === undefined) || statusPath === undefined) {
process.stderr.write("ACP replay requires transcript and status environment variables.\n");
process.exit(2);
}

const replayStatusPath = statusPath;
const transcript = JSON.parse(
Buffer.from(encodedTranscript, "base64").toString("utf8"),
transcriptPath === undefined
? Buffer.from(encodedTranscript ?? "", "base64").toString("utf8")
: NodeFS.readFileSync(transcriptPath, "utf8"),
) as ReplayTranscript;
let cursor = 0;
let stopped = false;
Expand Down Expand Up @@ -170,7 +173,19 @@ function logicalIncoming(message: JsonRpcMessage): LogicalFrame | undefined {
};
}

function emitInbound(frame: LogicalFrame): void {
// Recorded agent frames name workspace paths (tool inputs, fs requests) as
// <workspace>; point them at this replay's workspace like expectations do.
function materializeInbound(value: unknown): unknown {
if (typeof value === "string") return expandExpectedString(value);
if (Array.isArray(value)) return value.map(materializeInbound);
if (typeof value !== "object" || value === null) return value;
return Object.fromEntries(
Object.entries(value).map(([key, entry]) => [key, materializeInbound(entry)]),
);
}

function emitInbound(recorded: LogicalFrame): void {
const frame = materializeInbound(recorded) as LogicalFrame;
switch (frame.kind) {
case "notification":
send({
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