Row by row
| Gemini | Astra | |
|---|---|---|
| Availability | Public — app, API, Google products | Internal only |
| Current flagship | Gemini 3.6 Flash (July 2026), Gemini 4 teased | No public model |
| Built for | Fast multimodal work at low cost | Long-horizon, multi-agent problem-solving (reported) |
| Evidence base | Published benchmarks, day-one public access | Ten solved open problems, Lean-verified |
| Pricing | Published per-token rates | $10/M input · $1/M cached · $50/M output |
| Public-access status | Deployed | Released September 3; access expanding |
What Gemini is today
Google’s frontier line, currently led by Gemini 3.6 Flash — a fast, inexpensive, million-token-context workhorse across text, image, video, and audio, available the day it was announced in the Gemini app, the API, and Google’s developer tools. Gemini 4 has been publicly teased with no date.
What Astra is today
GPT-6 Astra: a released model with access expanding, a gpt-6-astra API identifier, current pricing, a 1.05M-token context window, and official guidance for computer use, browsing, software engineering, science, and professional work. The ten solved open problems and Lean certificates remain important research context, while independent product testing is still pending.
The two Astras
Google also runs a project called Project Astra — an assistant prototype that watches, listens, and remembers across devices. It shares nothing with OpenAI’s Astra except four letters. A headline about “Astra” can mean either one; the untangling lives here.
What to watch
- The staged rollout: which plans, regions, and accounts receive access next, and which product surfaces expose the documented capabilities.
- Gemini 4 — if it arrives before Astra opens, the frontier comparison resets.
- Whether Astra shows capabilities outside mathematics; the announcement answers exactly one question about it.
Questions people ask
Is Astra better than Gemini?
Not established in general. Astra now has staged product access and an official capability record, while Gemini has broad public use. A fair answer still requires the same tasks, settings, tools, budgets, and evaluator.
Is Google’s Project Astra the same as OpenAI’s Astra?
No. Google’s Project Astra is an assistant prototype built around live video, audio, and memory. OpenAI’s GPT-6 Astra is a separate model/API product. The shared name is a coincidence.
Should I wait for Astra instead of using Gemini?
GPT-6 Astra released on September 3, 2026, but access is staged. Gemini, ChatGPT, and Claude remain useful alternatives when an account is not eligible or a task needs a different multimodal surface.
Does Google have an answer to Astra?
Gemini 4 has been publicly teased, and DeepMind has its own mathematics track record — AlphaProof reached silver-medal standard on International Mathematical Olympiad problems in 2024. Whether Gemini 4 targets Astra’s long-horizon, multi-agent territory is not announced.
Related: Astra vs. GPT-5 · Astra vs. Google Project Astra · what comes closest today