Breaking

Google Launches Gemini 4 Argon, Frontier Model With 1M Token Output Limit

September 30, 2026 at 16:53 EDT

Foundation Models
Software Dev & Coding
Sales & Business

Google unveiled Gemini 4 Argon on September 30, 2026, its most advanced AI model to date, featuring industry-leading capabilities in coding, legal analysis, and cybersecurity defense. The frontier model marks Google DeepMind's return to competitive leadership after months of delayed releases, claiming top or tied performance across most major benchmarks compared to OpenAI's GPT-6 Astra and Anthropic's Claude Opus 5.5.

September 30, 2026 · Google DeepMind

Gemini 4 Argon: New Frontier AI With 1M Token Capacity

Google's most advanced model launches today with 10× output expansion, commanding leads in legal and coding benchmarks, but only for vetted cyber defenders initially.

Token Output Limit (10× increase from 64K)

77.9%

DeepSWE v1.1 (Real-World Coding)

19.6%

Harvey Legal Benchmark (5× vs competitors)

$2–$10

Pricing per 1M Tokens (Input/Output)

Benchmark Head-to-Head: Argon vs Competitors

Argon
77.9%

GPT-6 Astra
74.1%

Claude Opus 5.5
74.2%

DeepSWE v1.1: Real-world software engineering capability

✓ Competitive Advantages

10× output token capacity for longer reasoning
Leads legal/knowledge work benchmarks by 5×
Already finding real-world security vulnerabilities
50% cheaper than Claude Opus 5.5

⚠ Constraints & Skepticism

Access limited to cyber defenders initially
No public release date announced
Internal reports of benchmark vs. real-world gaps
Pricing doubles post-introductory period

Timeline

NOW

Fairwind Program (Cyber Defenders)

→

SOON

Paid API & Ultra Subscribers

→

TBD

General Public Access

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