Skip to content

Claude Fable 5 and Mythos 5 access suspended#3052

Open
aishwaripahwa12 wants to merge 5 commits into
mainfrom
claude-fable-5-mythos-5-access-suspended
Open

Claude Fable 5 and Mythos 5 access suspended#3052
aishwaripahwa12 wants to merge 5 commits into
mainfrom
claude-fable-5-mythos-5-access-suspended

Conversation

@aishwaripahwa12

Copy link
Copy Markdown
Contributor

Latest blog about Claude Fable 5 and Mythos 5 suspension

@appwrite

appwrite Bot commented Jun 15, 2026

Copy link
Copy Markdown

Appwrite Website

Project ID: 69d7efb00023389e8d27

Sites (1)
Site Status Logs Preview QR
 website
69d7f2670014e24571ca
Ready Ready View Logs Preview URL QR Code

Website (appwrite/website)

Project ID: 684969cb000a2f6c0a02

Sites (1)
Site Status Logs Preview QR
 website
68496a17000f03d62013
Queued Queued View Logs Preview URL QR Code


Tip

Deploy functions via zip upload or connect directly to your Git repo

@greptile-apps

greptile-apps Bot commented Jun 15, 2026

Copy link
Copy Markdown
Contributor

Greptile Summary

This PR adds a new blog post covering the June 12, 2026 suspension of Claude Fable 5 and Mythos 5 access due to a US government export control directive, along with the corresponding cover image and cache entry.

  • New +page.markdoc post with frontmatter, FAQs, and body content explaining the suspension, the jailbreak concern, and Anthropic's response.
  • Cover image added as cover.avif; the .optimize-cache.json entry correctly records the .avif extension matching the on-disk file and frontmatter.
  • bun.lock gains a minor configVersion: 0 metadata field with no functional impact.

Confidence Score: 5/5

Safe to merge — the change is a self-contained blog post with no logic or infrastructure impact.

All changes are content-only: a new markdoc post, its cover image, a cache hash entry, and a trivial lockfile metadata field. The only editorial flag is a model version name in the CTA that may be worth double-checking before publishing.

The Claude Opus version name in the CTA of +page.markdoc is worth verifying against the actual released model list before the post goes live.

Important Files Changed

Filename Overview
src/routes/blog/post/claude-fable-5-and-mythos-5-access-suspended/+page.markdoc New blog post covering the Claude Fable 5 / Mythos 5 suspension; CTA references "Claude Opus 4.8" which doesn't appear elsewhere in the repo and may be an incorrect model version.
.optimize-cache.json Cache entry correctly records the cover as cover.avif, matching the actual file and frontmatter reference.
bun.lock Adds configVersion: 0 field — a routine Bun lockfile metadata update with no functional impact.
static/images/blog/claude-fable-5-and-mythos-5-access-suspended/cover.avif New binary cover image in AVIF format; matches the path referenced in frontmatter and the cache entry.

Reviews (5): Last reviewed commit: "Update +page.markdoc" | Re-trigger Greptile

Comment thread .optimize-cache.json Outdated
Comment thread src/routes/blog/post/claude-fable-5-and-mythos-5-access-suspended/+page.markdoc Outdated
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

Anthropic was also candid about the limits. It stated plainly at launch that perfect jailbreak resistance does not currently appear possible for *any* model provider, that every safeguard in the industry is vulnerable to some non-universal jailbreaks, and that universal jailbreaks would likely be found eventually. The 30-day data-retention policy it introduced for Fable 5 was designed specifically to help detect and mitigate such attacks quickly.

# Why Anthropic disagrees with the Claude Fable 5 suspension

Copy link
Copy Markdown
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

This section is redundant. Let's run a pass on the article and remove redundant information.

* **Every other Claude model continues to work normally**.
* **Developers relying on `claude-fable-5`** should switch to another available Anthropic model until access is restored.

The bottom line: Claude Fable 5 and Mythos 5 are paused for now. Anthropic says it believes the situation is a misunderstanding and is working to restore access as soon as possible. Until then, Opus 4.8 covers most of the same ground.

Copy link
Copy Markdown
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

This line feels AI-ish, I'd just remove that

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

None yet

Projects

None yet

Development

Successfully merging this pull request may close these issues.

2 participants