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ChatGPT Upgrades GPT-5.6 Sol and Expands Free Access

ChatGPT has rolled out an improved version of GPT-5.6 Sol featuring better accuracy and consistency, alongside expanded free access and unlimited chats with GPT-5.6 Luna.

(KI-generiertes Symbolbild: Gemini / AI Connect)

ChatGPT has announced the rollout of an improved version of its GPT-5.6 Sol model. According to the platform, this updated release delivers better accuracy across user interactions. The model also provides greater overall consistency in its responses.

Alongside the technical enhancements to Sol, the service is broadening access for free users. This update allows non-paying members to utilize expanded features across the platform. In addition, users now receive unlimited everyday chats powered by GPT-5.6 Luna.

What this means for you

These changes mean users can expect more reliable responses due to the increased accuracy and consistency of GPT-5.6 Sol. For non-paying accounts, expanded platform access reduces restrictions on daily usage. Furthermore, unlimited availability for GPT-5.6 Luna ensures continuous access for routine conversational needs.

Evidence

Solidly sourced
46/100

  • ChatGPT introduced an improved version of GPT-5.6 Sol featuring better accuracy and consistency.

    single source
    Quote

    „ChatGPT introduces improved GPT-5.6 Sol with better accuracy and consistency“

    OpenAI, News

  • Free users are receiving expanded access on ChatGPT.

    single source
    Quote

    „expanded access for free users“

    OpenAI, News

  • Users now have access to unlimited everyday chats with GPT-5.6 Luna.

    single source
    Quote

    „unlimited everyday chats with GPT-5.6 Luna“

    OpenAI, News

Sources

The evidence score is computed, not hand-set: from confidence, the number of sources and the share of verified statements.

Source & transparency

As of: August 06, 2026

AI-assistedAI-assisted, editorially reviewed

Sources
1
Verified statements
0 / 3
Evidence score
46Solidly sourced
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