GPT-6 Sol leaks, screenshots and release rumors

The poster says GPT-6 Sol and Luna cut errors in half and cost 50% less, with Luna matching GPT-5.6 Sol at 1% of the cost, but the cadence is so fast that the best model is outdated within two weeks.

A leak post claims GPT-6 Sol and Luna each get around 40–50% more usage on subscription plans, and links another user's analysis.

A Brazilian user shares an image claiming GPT-6 Sol and GPT-6 Luna are unlocked in Codex, while joking about the OpenAI vs Anthropic rivalry.

A post says the two labs launched on the same day, with GPT-6 Sol at $2 input / $10 output, half the GPT-5.6 Sol promo price.

A leak claims GPT-6 Sol costs $2 input and $10 output, or $4/$20 in fast mode, and the poster sees no reason to use another model now.

Someone posts a comparison video of Opus 5.5 versus GPT-6 Sol, landing on the same day as rumors of both models' release.

A post-release assessment with screenshots argues that GPT-6 Sol underperformed expectations and that Anthropic came out ahead on the day.

A reviewer tests how GPT-6 Sol understands the term "醍醐" and compares it with GPT-6 Luna and Astra, suspecting a downgrade but finding the data date suggests otherwise.

Lovable says it is now powered by two new models, Claude Opus 5.5 and GPT-6 Sol, and automatically combines the best models for each user.

OpenAI describes GPT-6 Sol and Luna as faster, more affordable models that carry the advances behind Astra's state-of-the-art performance in professional work, factuality, coding, computer use and alignment.

Arena's official account invited users to test GPT-6 Sol and GPT-6 Luna in Battle Mode and Agent Mode.

Agent Arena and Code Arena have added GPT-6 Sol and Luna, and user votes will shape their leaderboard evaluations.