GPT-5.6 Sol vs GPT-6 Astra
GPT-5.6 Sol vs GPT-6 Astra in real side-by-side tests: 1 post from X where both got the same prompt. Judge coding ability from the actual outputs.
Posts
1
Same prompt, separate runs
3Not a controlled comparison: prompts, tools and time differ.
Summary
GPT-5.6 Sol and GPT-6 Astra appear together in 1 post on X: PS5 controller and pelican stack SVG, six runs (@dashiAIxz). It is part of larger lineups with other models. None of these posts report cost or time per model. According to @dashiAIxz, the best were Opus 5.5 and GPT-6 Astra Pro in the web app; Fable 5.1 was surprisingly worse than Opus 5.5. (The author’s view.)
What each post reports
| Post | Model | Time | Cost | Tokens | Author’s verdict | Original |
|---|---|---|---|---|---|---|
| PS5 controller and pelican stack SVG, six runs@dashiAIxz | GPT-5.6 Sol | — | — | — | — | X post |
| PS5 controller and pelican stack SVG, six runs@dashiAIxz | GPT-6 Astra | — | — | — | The best were Opus 5.5 and GPT-6 Astra Pro in the web app; Fable 5.1 was surprisingly worse than Opus 5.5 | X post |
Only numbers stated in each post. “—” means the post doesn’t say.
Quick facts
| Model | Vendor | Released | Input $/1M tokens | Output $/1M tokens | Context (tokens) | Official links |
|---|---|---|---|---|---|---|
| GPT-5.6 Sol | OpenAI | |||||
| GPT-6 Astra | OpenAI | 2026-09-03 | $10 | $50 | 1,050,000 | Model docs |
From the vendors’ official pages, checked 2026-10-19. Standard API list prices; each value links its source and a blank cell could not be verified. The archive’s own numbers above are what each post states.
GPT-5.6 Sol vs GPT-6 Astra: which is better for coding?
Which is better for coding, GPT-5.6 Sol or GPT-6 Astra?
None of the 1 post here names one of the two as the better result, so judge the outputs above for the work you care about.
What have GPT-5.6 Sol and GPT-6 Astra been tested on?
The most-viewed of the 1 post: PS5 controller and pelican stack SVG, six runs (@dashiAIxz). Categories: Animations/SVG.
How many side-by-side tests compare GPT-5.6 Sol and GPT-6 Astra?
1 post from X, posted Oct 19, 2026, by @dashiAIxz. Every one is listed above with its video and a link to the original post.
Who won where
1- PS5 controller and pelican stack SVG, six runsThe best were Opus 5.5 and GPT-6 Astra Pro in the web app; Fable 5.1 was surprisingly worse than Opus 5.5.— the author’s view, @dashiAIxz (paraphrased)
Prompts shown in the posts
Draw an animated SVG: a PS5 controller riding a bicycle, the bicycle riding a pelican, the pelican riding a bicycle, and under it an even bigger pelican walking on the road, 16:9. (Translated from Chinese.) — @dashiAIxz
Models
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