AI Model Releases, September–October 2026: The Full List
Sixteen notable releases from OpenAI, Anthropic, xAI, Cohere and the open-model labs, September 3 to October 7, 2026, with dates, licenses, pricing patterns and guides.
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Sixteen notable releases from OpenAI, Anthropic, xAI, Cohere and the open-model labs, September 3 to October 7, 2026, with dates, licenses, pricing patterns and guides.
Claude Haiku 5.5 (October 7, 2026) costs $0.10/$0.50 per million tokens under 100K-token prompts. The long-prompt pricing, tokenizer change and migration steps.
Claude Sonnet 5.5 (September 28, 2026) lists at $2/$10 per million tokens, with cache reads cut to $0.10 on October 7. What changed and how to migrate.
Claude Opus 5.5 (September 22, 2026) costs $4/$20 per million tokens with 60% cheaper cache reads. What changed, four breaking API changes, and how to migrate.
CES declared 2026 the year of "Physical AI." Within two weeks, healthcare became AI's newest battleground, xAI raised $20B, and Meta's Llama team admitted to benchmark manipulation. Welcome to the show-me-the-money era.
On December 9, 2025, the biggest names in AI united under the Linux Foundation to prevent the fragmentation of the AI agent ecosystem. Here's why the Agentic AI Foundation matters for every enterprise building with AI.
The month AI agents got their constitution. OpenAI, Anthropic, and Block founded the Agentic AI Foundation. Google launched Antigravity. And the race for agentic standards began in earnest.
Forget 'don't text and drive.' We need a new law. A 25-year software veteran just pivoted his entire company's website messaging from his iPhone—at stoplights—in under 30 minutes. Here's how vibe coding changed everything.
After paying for every major AI subscription and testing them in production, here's the honest breakdown: what Claude, ChatGPT, Gemini, and Grok actually excel at—and where each one falls short.
Claude Code now runs in your terminal, IDE, desktop app, browser, phone, CI, and Slack. A current guide to every surface, the handoffs between them, and which models and plans you get.
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