Kiro
Kiro changelog
New features, models, price and usage-limit changes of Kiro, newest first, each linked to its official source. Resets have their own page.
10 updates in the last 30 days · Latest: Kiro launches 'Approve for me' auto-approval feature (Nov 10, 2026)
November 2026
Improvement
Kiro launches 'Approve for me' auto-approval feature
Kiro has launched 'Approve for me' across Kiro IDE, Kiro CLI, and Kiro Web. When enabled, actions not covered by custom rules undergo an LLM review (currently using an Anthropic model) to automatically approve routine actions, block unsafe ones, and prompt for user approval when unsure.
New model
Claude Haiku 5.5 and Kimi K3 Are Generally Available
Claude Haiku 5.5 and Kimi K3 are now generally available across the Kiro IDE, CLI, Crew, and Web, with experimental labels removed.
October 2026
New model
Claude Opus 5.5 and GPT-5.6 Sol now generally available
Claude Opus 5.5 and GPT-5.6 Sol are now generally available with full Kiro support, offering expanded capacity for production workloads. Existing plans, regions, surfaces, context windows, credit multipliers, and inference scopes stay unchanged.
New model
Claude Haiku 5.5 is now available in Kiro
Claude Haiku 5.5 is now available with experimental support in the Kiro IDE, CLI, Crew, and Web for Pro, Pro+, Pro Max and Power customers in us-east-1 (IAD) and eu-central-1 (FRA). It offers a 1 M‑token context window; requests up to 100 K tokens use a 0.06× credit multiplier and larger requests ar
New model
Claude Fable 5.1, Sonnet 5.5 and GPT-5.6 Terra & Luna are generally available in Kiro
Claude Fable 5.1, Claude Sonnet 5.5, GPT‑5.6 Terra and GPT‑5.6 Luna are now generally available on Kiro with full support, and the preview/experimental labels have been removed.
Improvement
Kiro ships an improvement
New model
Kimi K3 Model Is Now Available in Kiro
The 2.8T parameter Kimi K3 model from Moonshot AI is now available in Kiro.
New model
Kimi K3 Now Available in Kiro
Kimi K3 is now available with experimental support for Pro, Pro+, Pro Max, and Power users in the US region, featuring a 1M-token context window and a 2.4x credit multiplier.
Discontinued
Claude Sonnet 4 reached end of life in Kiro on Oct 14
Claude Sonnet 4 has reached end of life in Kiro as of October 14, 2026. Users are advised to switch to Claude Sonnet 5.5 or other available models.
Improvement
Local Sandboxing Released for Kiro
Local sandboxing is now generally available in Kiro IDE and Kiro CLI.
New model
Claude Sonnet 5.5 Now Available in Kiro
Claude Sonnet 5.5 is now available with experimental support across Kiro IDE, CLI, Crew, and Web for Pro, Pro+, Pro Max, and Power customers in us-east-1 and eu-central-1. It features a 1M-token context window, adaptive thinking on by default, and a 1.3x credit multiplier.