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Reasoning weights with a permissive license.

IBM released Granite 4.2 weights in 3B, 8B, and 30B sizes under Apache-2.0, with reasoning and tool-calling capabilities.

Canonical Bright record · JSON evidence pack · Key-facts embed

Dates and assessment

Source published
2026-08-25
Bright published
2026-09-19
Substantive update
None recorded
Evidence state
Deployed
Independent verification
Not established by this source review
Last source review
2026-09-19

The claim in context

The human problem

Teams need models they can inspect, adapt, and deploy under clear terms without sending every task to a hosted service.

The prior constraint

Many capable models expose only an API or weights with restrictions that complicate reuse.

AI’s actual role

The models generate text, reason over prompts, and call tools in developer-built systems.

The documented result

Weights and model cards are publicly available in three sizes under Apache-2.0. Capability and benchmark claims are IBM-reported, not deployment outcomes.

Why it may matter

A permissive release gives researchers and organizations more practical control over deployment and adaptation.

Limitations

Original evidence

Attribution

Credit Bright AI Future and link the canonical Bright record.

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