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Aider polyglot — well-formed responses — cost vs performance

Best current row per canonical model in the group “percent_cases_well_formed” (61 models) against total parameters. The dashed line is the Pareto frontier: no model is both better and cheaper than a point on it.

open / restricted weights closed Pareto frontier (4 models)

Frontier models 4

Pareto frontier
Modelpercent_cases_well_formed on Aider polyglot — well-formed responsesRanktotal parametersProviderTrust
DeepSeek V3 0324DeepSeek · Open weights99.6%11684.5BOfficial board
R1DeepSeek · Open weights96.9%32684.5BOfficial board
Qwen3 32BQwen · Open weights83.6%5732.8BOfficial board
QwQ-32BAlibaba Group · Open weights67.6%6032BOfficial board

Methodology. Points are the best current row per canonical model in comparability group 'percent_cases_well_formed'. Price = cheapest current offer across providers (the provider shown). Pareto frontier maximises the score and minimises x; exact ties are all kept. memory_estimate is an estimate (see /methodology). Only the selected comparability group is plotted; points under other configurations are not mixed in. Price = cheapest current offer across providers at the time of the last crawl. Nothing is estimated except where marked.