Claude Mythos Preview vs Google Veo 3.1

Which one should you pick? Here's the full breakdown.

Claude Mythos Preview

C
6.5/10

Anthropic's most capable model -- a gated research preview via Project Glasswing, cybersecurity-specialized. 73% success on expert CTF tasks, 32-step autonomous network attacks. Not generally available.

Our Pick

Google Veo 3.1

B
7.9/10

Google's dominant AI video generator -- native 4K at 60fps with synchronized audio, now free to every Google account via Google Vids

CategoryClaude Mythos PreviewGoogle Veo 3.1
Ease of Use2.07.5
Output Quality10.09.5
Value5.06.5
Features9.08.0
Overall6.57.9

Pricing Comparison

FeatureClaude Mythos PreviewGoogle Veo 3.1
Free TierNoYes
Starting PriceInvite only$0

Which Should You Pick?

Pick Claude Mythos Preview if...

  • More features (9 vs 8)

Partner organizations in Project Glasswing doing cybersecurity research, defensive red-teaming, threat intelligence, or large-scale vulnerability triage. If your use case is legitimate cybersecurity and you have enterprise Anthropic contact, ask about Glasswing admission.

Visit Claude Mythos Preview

Pick Google Veo 3.1 if...

  • Easier to use (7.5 vs 2)
  • Better value for money (6.5/10)
  • Has a free tier

Creators who need the highest-quality AI video available and want free or low-cost access. The April 2026 free rollout to every Google account via Google Vids makes Veo 3.1 the new default starting point for anyone trying AI video seriously. Professional production teams benefit from Ultra's unlimited generations.

Visit Google Veo 3.1

Our Verdict

Google Veo 3.1 is the clear winner here with 7.9/10 vs 6.5/10. Claude Mythos Preview isn't bad, but Google Veo 3.1 outperforms it across the board. Pick Claude Mythos Preview only if partner organizations in project glasswing doing cybersecurity research, defensive red-teaming, threat intelligence, or large-scale vulnerability triage.