# aistackregistry
as_of: 2026-03-06T20:29:32+00:00

## Machine entry contract
- https://aistackregistry.com/snapshots/2026-03-06/index.json
- https://aistackregistry.com/snapshots/2026-03-06/models/index.json
- https://aistackregistry.com/snapshots/2026-03-06/models/providers/index.json
- https://aistackregistry.com/snapshots/2026-03-06/ecosystems/index.json

## Human browse path
- https://aistackregistry.com/snapshots/2026-03-06/models/index.md
- https://aistackregistry.com/snapshots/2026-03-06/models/index.txt
- https://aistackregistry.com/snapshots/2026-03-06/models/providers/index.md
- https://aistackregistry.com/snapshots/2026-03-06/models/providers/index.txt

## Catalog page variants

- https://aistackregistry.com/snapshots/2026-03-06/
- https://aistackregistry.com/snapshots/2026-03-06/index.md
- https://aistackregistry.com/snapshots/2026-03-06/index.txt
- https://aistackregistry.com/snapshots/2026-03-06/index.json

## Primary Artifacts
- https://aistackregistry.com/snapshots/2026-03-06/python/constraints/3.14.3/constraints.txt
- https://aistackregistry.com/snapshots/2026-03-06/python/constraints/3.14.3/constraints.json
- https://aistackregistry.com/snapshots/2026-03-06/python/constraints/3.14.3/compat_report.json

## Catalog
- provider=anthropic models=3 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/index.json browse_markdown=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/index.md browse_text=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/index.txt
- provider=anthropic model_id=claude-opus-4.6 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-opus-4.6/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-opus-4.6/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-opus-4.6/recommended_defaults.json
- provider=anthropic model_id=claude-opus-4.6-context-1m-beta canonical=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-opus-4.6-context-1m-beta/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-opus-4.6-context-1m-beta/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-opus-4.6-context-1m-beta/recommended_defaults.json
- provider=anthropic model_id=claude-sonnet-4.6 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-sonnet-4.6/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-sonnet-4.6/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/anthropic/claude-sonnet-4.6/recommended_defaults.json
- provider=google models=3 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/google/index.json browse_markdown=https://aistackregistry.com/snapshots/2026-03-06/models/google/index.md browse_text=https://aistackregistry.com/snapshots/2026-03-06/models/google/index.txt
- provider=google model_id=gemini-3.1-flash-image-preview canonical=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-flash-image-preview/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-flash-image-preview/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-flash-image-preview/recommended_defaults.json
- provider=google model_id=gemini-3.1-flash-lite-preview canonical=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-flash-lite-preview/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-flash-lite-preview/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-flash-lite-preview/recommended_defaults.json
- provider=google model_id=gemini-3.1-pro-preview canonical=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-pro-preview/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-pro-preview/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/google/gemini-3.1-pro-preview/recommended_defaults.json
- provider=openai models=1 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/openai/index.json browse_markdown=https://aistackregistry.com/snapshots/2026-03-06/models/openai/index.md browse_text=https://aistackregistry.com/snapshots/2026-03-06/models/openai/index.txt
- provider=openai model_id=gpt-5.4 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/openai/gpt-5.4/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/openai/gpt-5.4/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/openai/gpt-5.4/recommended_defaults.json
- provider=xai models=1 canonical=https://aistackregistry.com/snapshots/2026-03-06/models/xai/index.json browse_markdown=https://aistackregistry.com/snapshots/2026-03-06/models/xai/index.md browse_text=https://aistackregistry.com/snapshots/2026-03-06/models/xai/index.txt
- provider=xai model_id=grok-4.1-fast canonical=https://aistackregistry.com/snapshots/2026-03-06/models/xai/grok-4.1-fast/model.json spec=https://aistackregistry.com/snapshots/2026-03-06/models/xai/grok-4.1-fast/spec.json defaults=https://aistackregistry.com/snapshots/2026-03-06/models/xai/grok-4.1-fast/recommended_defaults.json