Desk-reviewedStrong signal
Developer tools

Reef

Reef captures agent usage, feedback, and evaluation, then versions improvements to model weights or agent harnesses through governed recipes and reviewable releases.

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Machineworthy take

It connects live traffic and evaluator feedback to controlled, versioned improvement loops without requiring every workflow to retrain a model.

Access and pricing

Free Apache-2.0 software; users bear compute, GPU, and upstream model-provider costs.

Verification notes

Verified live on 2026-09-29; meaningful compute and operational complexity remain.

Review scope: official-source desk review. This is not a hands-on performance test or endorsement.

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