CATCH #1097
DETECTED SEP 1, 2026 18:27 UTC
THE CATCHscore 10/10
EXHIBIT 1097 · FLASH
Sep 1, 2026 18:27 UTC
npm+pages+pypi+sitemap
@anthropic-ai/sdk
Anthropic's SDK update 0.123.0 reveals new model IDs "claude-fable-5-1" and "claude-mythos-5-1", alongside a "thinking-binding-controls-2026-08-01" beta feature flag and an organization compliance settings endpoint.
✓ VERIFIED — BEAT THE ANNOUNCEMENT BY 0.0H · AUTO-VERIFIED AGAINST ANTHROPIC NEWS
READY TO POST:
anthropic's latest sdk update hints at new models, 'claude-fable-5-1' and 'claude-mythos-5-1'. could these be next-gen claude versions?
a new beta feature flag 'thinking-binding-controls-2026-08-01' just dropped in the anthropic sdk. sounds like deeper control over model behavior coming.
EVIDENCE — the receipts
[MERGED across 4 sources: npm, pages, pypi, sitemap]
shared signal: claude-fable-5-1, claude-haiku-4-5, claude-mythos-5-1, claude-opus-4-8
--- npm :: @anthropic-ai/sdk ---
@anthropic-ai/sdk 0.122.0 -> 0.123.0: +591 strings, -1571 strings, 39 flagged as interesting
[model_id] (2)
+ claude-fable-5-1
+ claude-mythos-5-1
[feature_flag] (3)
+ /v1/organizations/compliance_settings?beta=true
+ anthropic-beta: thinking-binding-controls-2026-08-01
+ ts
* declare module '@anthropic-ai/sdk/internal/request-options' {
* interface RequestOptions {
* myContext?: string;
* }
* }
*
[endpoint] (1)
+ /v1/organizations/compliance_settings?beta=true
[sentence] (35)
+ ts
* declare module '@anthropic-ai/sdk/internal/request-options' {
* interface RequestOptions {
* myContext?: string;
* }
* }
*
+ You have been working on the task described above but have not yet completed it. Write a continuation summary that will allow you (or another instance of yourself) to resume work efficiently in a future context window where the conversation history will be replaced with this summary. Your summary sh
+ You have been working on the task described above but have not yet completed it. Write a continuation summary that will allow you (or another instance of yourself) to resume work efficiently in a future context window where the conversation history will be replaced with this summary. Your summary sh
+ `${module}.${property}` is not available in this environment; it needs a Node.js-compatible runtime
+ from walking out of the root via a literal or
* brace-expanded
+ json
* [
* {
* "name": "get_stock_price",
* "description": "Get the current stock price for a given ticker symbol.",
* "input_schema": {
* "type": "object",
* "properties": {
+ json
* [
* {
* "role": "user",
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