OpenAI Models Coming to Google Cloud Model Garden
Google Cloud's Model Garden will host GPT-6 Astra alongside the cheaper Sol and Luna tiers, with general availability a few weeks out.
In short
OpenAI is putting its most advanced models into Google Cloud's Model Garden, with general availability reported as a few weeks away.
At a glance
- Google Cloud's Model Garden already lists more than 200 models from Google, its partners and open-source projects.
- GPT-6 Astra leads the lineup; GPT-6.1 Sol costs 5 times less and GPT-6 Luna 100 times less than Astra.
- Sol and Luna shipped in late September; the Google Cloud rollout is expected within a few weeks.
- Antigravity, Gemini Agent and a later confidential computing option using TEE encryption are also planned.
- Google's long-term commitment discounts are expected to apply to the OpenAI models too.
OpenAI is preparing to sell its most advanced models through a rival's infrastructure: the models are slated to appear in Google Cloud's Model Garden, with general availability described only as a few weeks away.
Model Garden is the front door
Model Garden is the catalog Google Cloud customers use to spin up a model inside the environment they already run. It carries more than 200 neural networks built by Google, by partners and by open-source projects. Adding OpenAI entries is a small technical step and a much larger commercial one.
One flagship, two cheap tiers
GPT-6 Astra is the headline model, described as tuned with safety optimizations for enterprise use. It posted a perfect score on ExploitBench, a cybersecurity vulnerability benchmark, and contributed to recent AI-assisted mathematical discoveries. Two slimmer versions arrived in late September: GPT-6.1 Sol runs 5 times cheaper than Astra, and GPT-6 Luna 100 times cheaper.
Where the models surface next
Model Garden is not the only hook. The models are also expected inside Antigravity, Google's vibe-coding tool built around ensembles of agents, and inside Gemini Agent, which automates business tasks across more than one cloud. A follow-up step is support in Google's confidential computing portfolio, which keeps workloads inside encrypted trusted execution environments (TEE).
The procurement angle
For a team already standardized on Google Cloud, this folds two vendor relationships into one invoice and removes the need for a separate AI budget. Google's discounts for long-term usage commitments are expected to cover the OpenAI models as well. Google Cloud chief Thomas Kurian framed the move as giving customers a broad selection of models to improve quality while lowering cost.
What is still unconfirmed
Only one of three listed sources could be read for this piece: the SiliconANGLE report of October 21, 2026. OpenAI's own announcement page returned HTTP 403 and the Ars Technica write-up was unreachable from here. Regions, list prices, contract terms and the hardware the models will run on therefore remain unverified. No firm launch date has been published.
FAQ
Which OpenAI models will run on Google Cloud?
The flagship GPT-6 Astra plus the lighter GPT-6.1 Sol and GPT-6 Luna versions, both of which launched in late September.
When will OpenAI models be available in Google Cloud?
General availability is reported as a few weeks away. No exact date has been published, and we could not confirm one on OpenAI's own site.
How much do the OpenAI models cost on Google Cloud?
No list prices are available yet. Only the ratio is known: Sol costs 5 times less than Astra and Luna 100 times less, with Google's long-term discounts applying on top.
