Key points
- Google made Gemini 4 Argon available worldwide on launch day through its API, the Gemini app, AI Mode in Search and Antigravity.
- Pro and Ultra subscribers get it in the Gemini app and AI Mode; Antigravity access is limited to Ultra, and free users are left out.
- Introductory API rates run $2 for input and $10 for output per million tokens, and Ars Technica reports they double after November 30.
- Google says Argon ranks first on the Vals Index, which covers finance, coding, legal and tax work.
Why it matters for marketers: Teams budgeting for Argon-based workflows should plan around the post-November price doubling and the plan-tier limits, and check vendor benchmark claims against their own content and marketing tasks.
Google has launched Gemini 4 Argon, its latest frontier model, for developers and enterprises through the API and for paying subscribers across its consumer products. Google says the model leads the Vals Index and outperforms other frontier models on benchmarks in coding, finance, legal and security work. Those claims come from Google, and The Verge notes the comparison set includes models from OpenAI and Anthropic.
Access depends on your plan. Ars Technica reports that Pro and Ultra subscribers get Argon in the Gemini app, while Antigravity and AI Studio access is reserved for Ultra. Google has not said whether lower tiers will get it in Antigravity, and The Verge reports it is unclear when or if Plus or free users will get the model. Google says it is keeping Gemini 3.1 Pro available for now.
For marketers, the main issue is cost planning. The API rates are an introductory offer, and Ars Technica reports they double on November 30. The Verge adds that per-token price does not settle real cost, since models can use different numbers of tokens for the same job. Google also pitches stronger writing, with less hedging, repetition and cliche, and better adherence to style instructions, which is worth testing on brand voice work.
Google's own example for business users is the Gemini app turning a folder of project material into a client proposal deck, then emailing it and setting up a recurring workflow for new requests. Before building anything on Argon, run your own tests on real briefs, compare output quality and token use against your current model, and decide how much of the workflow you can afford once standard pricing starts.
Sources
This brief is our own summary. Read the full reporting at the source.
- Google DeepMind: Gemini 4 Argon: Built to solve your hardest problems
- Google AI: Gemini 4 Argon: Built to solve your hardest problems
- The Verge: Google finally releases Gemini 4 Argon
- Ars Technica: Gemini 4 Argon begins rolling out in Gemini app and Antigravity, but only if you pay
- Search Engine Journal: Google Adds Gemini 4 Argon To AI Mode For Pro & Ultra Subscribers via @sejournal, @MattGSouthern
- The Decoder: Gemini 4 Argon is now available worldwide as Google's most capable frontier model
- Latent Space: [AINews] AI Engineer NYC: Gemini 4 Argon, Vals AI Benchmarks
- MarkTechPost: Google Releases Gemini 4 Argon API With 1M Token Output Limit

