Four models generally available with full Kiro support
Claude Fable 5.1, Claude Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna are generally available with full Kiro support.
Kiro- Event type
- Models & platform
- Published by vendor
- Compiled here
What changed
5 points
Claude Fable 5.1, Claude Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna are generally available with full Kiro support. Expanded capacity supports more dependable access for production workloads.
Official wording · c1 c2
Claude Fable 5.1, Claude Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna are generally available with full Kiro support.
Official wording · c1 Expanded capacity supports more dependable access for production workloads.
Official wording · c2 GPT-5.6 Sol remains Experimental. Fable 5.1 remains available to Kiro Enterprise organizations in US East (N. Virginia) (us-east-1).
Official wording · c3 c4
GPT-5.6 Sol remains Experimental.
Official wording · c3 Fable 5.1 remains available to Kiro Enterprise organizations in US East (N. Virginia) (us-east-1).
Official wording · c4 Sonnet 5.5 remains available across the Kiro IDE, CLI, Crew, and Web. GPT-5.6 Terra and Luna remain available in the Kiro IDE, CLI, and Web.
Official wording · c5 c6
Sonnet 5.5 remains available across the Kiro IDE, CLI, Crew, and Web.
Official wording · c5 GPT-5.6 Terra and Luna remain available in the Kiro IDE, CLI, and Web.
Official wording · c6 Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna are available for Pro, Pro+, Pro Max, and Power customers in the US and EU geographies.
Official wording · c7
Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna are available for Pro, Pro+, Pro Max, and Power customers in the US and EU geographies.
Official wording · c7 The Preview label for Fable 5.1 and Experimental labels for Sonnet 5.5, Terra, and Luna no longer apply. The Kiro Excluded Models indemnity exception also no longer applies to these models.
Official wording · c8 c9
The Preview label for Fable 5.1 and Experimental labels for Sonnet 5.5, Terra, and Luna no longer apply.
Official wording · c8 The Kiro Excluded Models indemnity exception also no longer applies to these models.
Official wording · c9
Change details
Fields in this table are taken verbatim from the official text.
| ID | Subject | Action | Object | Scope | Polarity |
|---|---|---|---|---|---|
| c1 | Claude Fable 5.1, Claude Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna | are generally available | full Kiro support | ||
| c2 | Expanded capacity | supports | more dependable access for production workloads | ||
| c3 | GPT-5.6 Sol | remains | Experimental | ||
| c4 | Fable 5.1 | remains available | Kiro Enterprise organizations | US East (N. Virginia) (us-east-1) | |
| c5 | Sonnet 5.5 | remains available | Kiro IDE, CLI, Crew, and Web | ||
| c6 | GPT-5.6 Terra and Luna | remain available | Kiro IDE, CLI, and Web | ||
| c7 | Sonnet 5.5, GPT-5.6 Terra, and GPT-5.6 Luna | are available | Pro, Pro+, Pro Max, and Power customers | US and EU geographies | |
| c8 | Preview label for Fable 5.1 and Experimental labels for Sonnet 5.5, Terra, and Luna | no longer apply | labels | Negated | |
| c9 | Kiro Excluded Models indemnity exception | no longer applies | these models | Negated |
Version timeline
This is the only Kiro update on this site so far.
- CurrentFour models generally available with full Kiro support
About this tool
Kiro
Kiro is an agentic coding tool focused on spec-driven development, turning requirements into designs and tasks before implementation and checks.
CategoriesAI Coding
View Kiro detailsSource and notes
Official source · kiro.dev/changelog/models/fable-5-1-and-gpt-5-6-generally-available
About this AI summary
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