Development

A single-bit 8B model matches full precision in 1.15 GB

development2026-04-01

Claim

PrismML released 1-bit Bonsai 8B, calling it the first commercially viable single-bit model, requiring only 1.15 GB while matching full-precision equivalents on benchmarks for over ten times the intelligence density.

Reported metric: 1.15 GB / 10x density

Reporting date: 2026-04-01 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

Welcome to April 1, 2026 (theinnermostloop.substack.com)

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Reported in

Welcome to April 1, 2026

Actor

PrismML

Evidence for

Supersedes

A compression competition reaches 42.7x over baseline

Referenced by

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Citation formatCitation text

A single-bit 8B model matches full precision in 1.15 GB
Innermost Loop KB — secondary record
Reporting date: 2026-04-01
KB permalink: https://nicholsn.github.io/innermost-loop-kb/developments/2026-04-01-one-bit-models-ship
Claim: PrismML released 1-bit Bonsai 8B, calling it the first commercially viable single-bit model, requiring only 1.15 GB while matching full-precision equivalents on benchmarks for over ten times the intelligence density.
Attributed sources:
- Welcome to April 1, 2026 — https://theinnermostloop.substack.com/p/welcome-to-april-1-2026
This citation does not imply independent verification of linked-source claims.

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