nandi.uk
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Stream agent output in island:analyze
Use session.send() + session.stream() instead of runTurn() so the
agent thinking, tool calls, and results are logged to stderr in
real-time as the analysis runs.
👾 Generated with [Letta Code](https://letta.com)
Co-Authored-By: Letta Code <noreply@letta.com>
author
nandi
co-author
Letta Code
date
(May 15, 2026, 6:02 AM UTC)
commit
41b1779d
41b1779d0a232900bb8a11f3d913b2c4a45d04be
parent
b81ec113
b81ec113587f6ea6dc64d19a9276417ff8db51b8
+20
-1
+20
-1
src/island-analyze.ts
+20
-1
src/island-analyze.ts
···
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type AnyAgentTool,
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type AgentToolResult,
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type SDKResultMessage,
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type SDKMessage,
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} from '@letta-ai/letta-code-sdk';
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import { loadDotEnv } from './cli-utils.js';
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import { findComponents, domainFromUrl, type Component, type EdgeRow, fetchComponentEdges, resolveDidHandles } from './island-shared.js';
···
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${context}`;
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-
const result: SDKResultMessage = await session.runTurn(prompt);
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// Send prompt and stream agent output in real-time
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session.send(prompt);
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for await (const msg of session.stream()) {
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if (msg.type === 'assistant') {
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console.error(` [agent] ${msg.content}`);
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} else if (msg.type === 'tool_call') {
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const input = JSON.stringify(msg.toolInput);
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console.error(` [tool:${msg.toolName}] ${input.slice(0, 200)}${input.length > 200 ? '...' : ''}`);
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} else if (msg.type === 'tool_result') {
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console.error(` [result] ${msg.content.slice(0, 100)}${msg.content.length > 100 ? '...' : ''}`);
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} else if (msg.type === 'result') {
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// Terminal result — stream ends
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const r = msg as SDKResultMessage;
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if (!r.success) {
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console.error(` Agent failed: ${r.error ?? r.errorCode ?? 'unknown'}`);
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}
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break;
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}
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}
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if (!result.success) {
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console.error(` Agent failed: ${result.error ?? result.errorCode ?? 'unknown'}`);