Updated

GPT-6 Astra vs GPT-6 Sol

GPT-6 Sol does not have enough reviewed code to rank yet.

GPT-6 Astra and GPT-6 Sol compared on relative bug rate, by coding agent, bug type, and language, and on price and usage.
GPT-6 AstraGPT-6 Sol
Bug rate
Relative bug rate1.16Launch week
Details
ProviderOpenAIOpenAI
ReleasedSep 4, 2026Sep 22, 2026
List price$10 input / $50 output per 1M tokens$2 input / $10 output per 1M tokens

1.00 = average · lower is better

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Questions and answers

Which has fewer bugs, GPT-6 Astra or GPT-6 Sol?
GPT-6 Sol does not have enough reviewed code to rank yet.
Which is cheaper, GPT-6 Astra or GPT-6 Sol?
GPT-6 Astra lists at $10 input / $50 output per 1M tokens; GPT-6 Sol lists at $2 input / $10 output per 1M tokens. GPT-6 Sol has the lower list price.