RankingBioMysteryBench · Human Solvable

BioMysteryBench · Human Solvable

Data updated 12 Sept 2026

Bucket
Supporting evidence
Unit
percent
Direction
Higher is better
Version
Human Solvable
Display harness
Claude Fable 5.1 and Claude Mythos 5.1 System Card
Board
https://www.anthropic.com/claude-fable-5-1-mythos-5-1-system-card

The available records have no admitted matched comparison in the capability core. Raw results remain available below.

Compare published benchmark results with category weights →

Models

ModelScoreHarnessEvidenceSource-recorded date
Claude Opus 5Anthropic91.4%
Reported settings & source

Anthropic life-sciences evaluation; bash/editor/packages except protein design no tools; protocols use bash/editor/search; Understanding revised network restriction.

Internal evaluation; not necessarily publicly released; compare only same task/grader revision. Percent rank correlation is not accuracy.

Claude Fable 5.1 and Claude Mythos 5.1 System Card · 8.19 · reviewed 2026-09-12

Claude Fable 5.1 and Claude Mythos 5.1 System Cardlab self-report2026-09-12
GPT-5.6 SolOpenAI86.1%
Reported settings & source

Anthropic life-sciences evaluation; bash/editor/packages except protein design no tools; protocols use bash/editor/search; Understanding revised network restriction.

Internal evaluation; not necessarily publicly released; compare only same task/grader revision. Percent rank correlation is not accuracy.

Claude Fable 5.1 and Claude Mythos 5.1 System Card · 8.19 · reviewed 2026-09-12

Claude Fable 5.1 and Claude Mythos 5.1 System Cardlab self-report2026-09-12
Claude Opus 5Anthropic90.1%
Reported settings & source

Linuxterminal,bioinfotools,Python,R; allowlistednetwork; Gemini/GPTselfcomputed,Claudeproviderreports

Gemini3.8Flash Model Card · Model card page5 Results table · reviewed 2026-09-06

Gemini3.8Flash Model Cardlab self-report2026-09-06
Claude Sonnet 5Anthropic87.5%
Reported settings & source

Linuxterminal,bioinfotools,Python,R; allowlistednetwork; Gemini/GPTselfcomputed,Claudeproviderreports

Gemini3.8Flash Model Card · Model card page5 Results table · reviewed 2026-09-06

Gemini3.8Flash Model Cardlab self-report2026-09-06
Gemini 3.7 FlashGoogle87.1%
Reported settings & source

Linuxterminal,bioinfotools,Python,R; allowlistednetwork; Gemini/GPTselfcomputed,Claudeproviderreports

Gemini3.8Flash Model Card · Model card page5 Results table · reviewed 2026-09-06

Gemini3.8Flash Model Cardlab self-report2026-09-06
Gemini 3.8 FlashGoogle88.8%
Reported settings & source

Linuxterminal,bioinfotools,Python,R; allowlistednetwork; Gemini/GPTselfcomputed,Claudeproviderreports

Gemini3.8Flash Model Card · Model card page5 Results table · reviewed 2026-09-06

Gemini3.8Flash Model Cardlab self-report2026-09-06
GPT-5.6 SolOpenAI79.5%
Reported settings & source

Linuxterminal,bioinfotools,Python,R; allowlistednetwork; Gemini/GPTselfcomputed,Claudeproviderreports

Gemini3.8Flash Model Card · Model card page5 Results table · reviewed 2026-09-06

Gemini3.8Flash Model Cardlab self-report2026-09-06
GPT-5.6 TerraOpenAI83.8%
Reported settings & source

Linuxterminal,bioinfotools,Python,R; allowlistednetwork; Gemini/GPTselfcomputed,Claudeproviderreports

Gemini3.8Flash Model Card · Model card page5 Results table · reviewed 2026-09-06

Gemini3.8Flash Model Cardlab self-report2026-09-06