Claude Fable 5 wins on coding (100 vs 68) and writing quality. Gemini 3.1 Flash wins on price ($0.5 vs $10/1M input). For most workflows, Claude Fable 5 is the stronger default — new global #1 — 80.3% swe-bench pro, the most capable model generally available.
The shortest way to see the safest default, the lower-cost option, and the specialist pick before you read deeper.
Claude Fable 5 is the safest overall answer here when you want the strongest default instead of the lowest list price.
Meta: Llama 3.1 8B Instruct is the lower-cost option to start with when you still need useful output at scale.
Gemini 3.1 Flash is the better pick when response speed matters more than maximum reasoning depth.
Claude Fable 5 leads on coding with a score of 100 vs 68 for Gemini 3.1 Flash.
Gemini 3.1 Flash is cheaper at $0.5/1M input tokens vs $10/1M for Claude Fable 5.
Claude Fable 5 is the stronger default for coding tasks.
Choose Claude Fable 5 for coding and research — the hardest coding tasks.
Choose Gemini 3.1 Flash when high-volume everyday ai usage where speed and cost both matter.
Gemini 3.1 Flash is the more cost-efficient option at $0.5/1M — 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
New global #1 — 80.3% SWE-Bench Pro, the most capable model generally available.
Ranks models by the broadest mix of coding, writing, research, and long-context usefulness.
You are latency- or cost-sensitive, or your tasks don't need frontier-level reasoning — Opus 4.8 at half the price is plenty.
The fastest way to see where the recommendation shifts when your priority changes.
New global #1 — 80.3% SWE-Bench Pro, the most capable model generally available.
Best cheap AI for broad day-to-day work — now with 1M context.
80.3% SWE-Bench Pro — the new #1, up from Opus 4.8's 69.2% and GPT-5.5's 58.6%
1932 on GDPval-AA, ahead of Opus 4.8 (1890) and GPT-5.5 (1769)
1M-token context at standard pricing, 128K max output per request
Mythos-class capability released for general use with new cyber-risk safeguards
Priced at $10/$50 per 1M tokens — double Opus 4.8 ($5/$25)
Deliberate pace; not for latency-sensitive interactive apps
Standard-use safeguards block some high-risk security workloads (use Mythos 5 with partner access)
UseRightAI recommendations are based on practical decision factors people actually feel in day-to-day use.
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Claude Fable 5 wins on more categories — coding, research, long context. Gemini 3.1 Flash is the better pick when high-volume everyday ai usage where speed and cost both matter. The right choice depends on your specific use case.
Gemini 3.1 Flash is cheaper at $0.5/1M input and $3/1M output. Claude Fable 5 costs $10/1M input and $50/1M output.
Both Claude Fable 5 and Gemini 3.1 Flash have the same 1M context window.
Claude Fable 5 is better for coding with a score of 100 vs Gemini 3.1 Flash's 68 (out of 100). Claude Fable 5 is the overall coding leader in this directory at 100/100.
Gemini 3.1 Flash is faster with a very fast speed rating (score: 5) vs Claude Fable 5's deliberate rating (score: 2).