Devin adds new frontier models; SWE-2 free until Oct 15

Melvin Vivas · X post · 2026-09-23 · Open on X

Topics: AI Dev Tools & Productivity, Industry Trends & Job Market · Level: beginner

Summary

The creator shares Cognition's giveaway of 50 Devin Max plans worth $200 each. The quoted post lists the models now available in Devin. Useful facts: you can use GPT-6 Astra/Sol/Luna and Claude Opus 5.5/Fable 5.1 there, and SWE-2 is free until October 15.

Key points

• Cognition is giving away 50 Devin Max plans worth $200 each to celebrate the new model launches.
• Devin now offers GPT-6 Astra, Sol and Luna, plus Claude Opus 5.5 and Fable 5.1, among others.
• The SWE-2 model is free in Devin until October 15.
• Devin has a 'Fusion Frontier' harness that combines Fable, Astra, Sol and Opus.

Resources mentioned

• Devin · tool · x.com · paid
  A desktop app from the makers of the Devin coding agent for planning, delegating, reviewing and shipping work across fleets of local and cloud coding agents.
  Also in: Using the Devin iOS App to Build iOS Apps (Quick Demo) (Melvin Vivas on X · notes), Use Your ChatGPT Plus/Pro Subscription to Run Devin (Melvin Vivas on X · notes), OpenAI DevDay recap: Dots, GPT-6.1 Sol, Codex Cloud, Agents API (Melvin Vivas on X · notes), Devin price cuts and top score on FrontierCode 1.1 Extended (Melvin Vivas on X · notes) and 44 more
• SWE-2 · tool · cognition.com · free
  Cognition's SWE-2 coding model (Max tier) that runs inside Devin for agentic software tasks.
  Also in: Comparing Coding Models on the Same Task in Devin iOS (Melvin Vivas on X · notes), Devin's SWE-2 Coding Model Is Free for a Limited Time (Until Oct 8/15) (Melvin Vivas on X · notes), Devin's SWE-2 model is free on paid plans for a limited time (Melvin Vivas on X · notes), Using Devin CLI with the free SWE-2 model for sysadmin tasks (Melvin Vivas on X · notes) and 8 more

Try this

• Try SWE-2 in Devin while it is free (until October 15).