GPT-6 Astra in Practice: Tests, Use Cases, and Feedback

The author used GPT-6 Astra for UI design, Codex plus OpenPencil to build it and Qwen-Image-2.1 Turbo for images to make a book recommendation site, sharing the tools and prompts along with a Codex Plus subscription plug.

After Anthropic banned his Claude Max account six times, the author tried Codex plus GPT-6 Astra for video editing, ended up with an unusable cut and deleted project files, and reflects on over-reliance on one model and model-driven skill gaps.

Tibo confirmed Astra will not ship this week and is now targeted for next week, while Ultrafast stays on schedule; internal safety and alignment testing reportedly drove the delay.

The author shares a tuned agents.md that they say greatly reduces sloppy tests, gates, boundaries, timeouts and over-defensive behavior, favoring visual diagrams over prose.

A promo post says apimaster is giving new users $20 in free API credits, claimed by signing up, joining its Telegram or Discord, and creating a key, limited to 100 spots this round.

The post says Antigravity will add GPT-6 Astra, GPT-6.1 Sol and GPT-6 Luna, and worries Astra's quota will be as tiny as Opus 5.5's.

IBM's CEO says open-weight models are now ~90% as effective at 10–25% of frontier token cost, while Epoch AI puts the open frontier 6–7 months behind closed models, with GLM-5.3 at 160 versus 171 for Opus 5.5 and GPT-6 Astra.

Same prompt for a 28-second Three.js dragon flight: Astra took 9m17s and $2.63, Kimi 12m28s and $1.10, though a temperature bug blocked Kimi's self-review.

A developer says GPT-6 Astra carried a personal project with zero lines of code written, leaving him grateful but mourning the value of years of study.

An image listing 12 powerful ways to use GPT-6 Astra for readers looking for quick use cases.

SenseNova evaluates GPT-6 Astra on 12 embodied-intelligence benchmarks and shows demos across 8 robot configurations, covering both capabilities and remaining challenges.

A video compares Kimi K3.1 Pro and GPT-6 Astra generating a 3D sandworm; Kimi adds armor panels and mouth detail with consistent geometry, and the author calls the gap huge.