Claude Mythos 5 wins on coding (100 vs 97). Claude Sonnet 4.6 wins on price ($3 vs $10/1M input). For most workflows, Claude Mythos 5 is the stronger default — the frontier ceiling — same model as fable 5, safeguards lifted, partner-only.
The shortest way to see the safest default, the lower-cost option, and the specialist pick before you read deeper.
Claude Mythos 5 is the safest overall answer here when you want the strongest default instead of the lowest list price.
Mistral: Mistral Nemo is the lower-cost option to start with when you still need useful output at scale.
Claude Sonnet 4.6 is the better pick when response speed matters more than maximum reasoning depth.
Claude Mythos 5 leads on coding with a score of 100 vs 97 for Claude Sonnet 4.6.
Claude Sonnet 4.6 is cheaper at $3/1M input tokens vs $10/1M for Claude Mythos 5.
Claude Mythos 5 is the stronger default for coding tasks.
Choose Claude Mythos 5 for coding and research — frontier cybersecurity research.
Choose Claude Sonnet 4.6 when daily coding.
Claude Sonnet 4.6 is the more cost-efficient option at $3/1M — worth considering if token volume is a concern.
Switch the scoring lens to see whether the top answer changes when you care more about cost, speed, or long-document work.
Anthropic / Premium / Jun 9, 2026
The frontier ceiling — same model as Fable 5, safeguards lifted, partner-only.
Ranks models by the broadest mix of coding, writing, research, and long-context usefulness.
You don't have vetted-partner access or don't need lifted safeguards — Fable 5 is the same model, generally available, at the same price.
The fastest way to see where the recommendation shifts when your priority changes.
The frontier ceiling — same model as Fable 5, safeguards lifted, partner-only.
Best daily driver for coding and writing — the model most developers actually reach for.
80.3% SWE-Bench Pro — tied with Fable 5 as the highest public coding score of any model
Safeguards lifted in some areas for advanced security and research workloads
Excels at complex, multi-step cybersecurity tasks under partner access
Same 1M-token context and 1932 GDPval-AA score as Fable 5
Not generally available — limited to vetted partners after Project Glasswing's private preview
Most teams should use Fable 5, which is the same model with standard safeguards
Premium $10/$50 pricing and a deliberate, high-latency profile
UseRightAI recommendations are based on practical decision factors people actually feel in day-to-day use.
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Claude Mythos 5 wins on more categories — coding, research, long context. Claude Sonnet 4.6 is the better pick when daily coding. The right choice depends on your specific use case.
Claude Sonnet 4.6 is cheaper at $3/1M input and $15/1M output. Claude Mythos 5 costs $10/1M input and $50/1M output.
Both Claude Mythos 5 and Claude Sonnet 4.6 have the same 1M context window.
Claude Mythos 5 is better for coding with a score of 100 vs Claude Sonnet 4.6's 97 (out of 100). Claude Fable 5 is the overall coding leader in this directory at 100/100.
Claude Sonnet 4.6 is faster with a balanced speed rating (score: 3) vs Claude Mythos 5's deliberate rating (score: 2).