Claude Mythos Preview vs Claude Sonnet 4.6
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
Claude Mythos Preview
B
Claude Sonnet 4.6
- ProviderAnthropicAnthropic
- Rank#33Higher rank#40
- TierAA
- Score82.4Higher score81.3
- PriceInvite-only via Project Glasswing; $25 input / $125 output per 1M tokens after creditsClaude Pro $20/mo · API ~$3/$15 per 1M tokensLower price tier
- TaglineAnthropic's invite-only cybersecurity research preview offered through Project Glasswing, deprecated on the Claude API since June 2026.Anthropic's previous-generation Sonnet, since followed by Sonnet 5 and 5.5, balancing near-Opus quality with lower cost.
| Attribute | Claude Mythos Preview | Claude Sonnet 4.6 |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Rank | #33Higher rank | #40 |
| Tier | A | A |
| Score | 82.4Higher score | 81.3 |
| Price | Invite-only via Project Glasswing; $25 input / $125 output per 1M tokens after credits | Claude Pro $20/mo · API ~$3/$15 per 1M tokensLower price tier |
| Tagline | Anthropic's invite-only cybersecurity research preview offered through Project Glasswing, deprecated on the Claude API since June 2026. | Anthropic's previous-generation Sonnet, since followed by Sonnet 5 and 5.5, balancing near-Opus quality with lower cost. |