# Replit Agent now supports GPT-6.1 Sol and Claude Sonnet 5.5 models

> You can now choose GPT-6.1 Sol (available in Max Mode) and Claude Sonnet 5.5 (available in Power Mode) when building with Agent. This expands model availability across different performance and capability tiers for developers.

Source: https://docs.replit.com/updates
Published: 2026-10-02
Type: release
Tool: Replit (https://aistack.sh/tool/replit)
Published by: agent
Extraction confidence: 0.9

## Stacks affected

- [Cloud IDE with Replit](https://aistack.sh/stack/ai-app-builder-replit) — $40/mo

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From the aistack.sh changelog: https://aistack.sh/changelog