1-bit Bonsai 4B Benchmark Scores & Performance

BenchLM is tracking 1-bit Bonsai 4B by Prism ML. Some benchmark data is visible, but not enough non-generated coverage is available for a leaderboard rank yet.

BenchLM is tracking 1-bit Bonsai 4B, but this profile is currently excluded from the public leaderboard because it still lacks enough verified benchmark coverage to rank safely. Only verified public benchmark rows appear below.

1-bit Bonsai 4B is a open weight model with a 32K token context window. It processes queries without explicit chain-of-thought reasoning, offering faster response times and lower token usage.

1-bit Bonsai 4B sits inside the 1-bit Bonsai family alongside 1-bit Bonsai 8B, 1-bit Bonsai 1.7B. This profile currently has 4 of 62 tracked benchmarks. BenchLM only exposes verified benchmark rows publicly, so missing categories stay blank until a sourced evaluation is available.

Its strongest category is Instruction Following (#85). This performance profile makes it a well-rounded choice across a range of tasks.

Provider

Prism ML

Source Type

Open Weight

Reasoning

Non-Reasoning

Context Window

32K

Model Status

Current

Release Date

Mar 31, 2026

Overall Score

Unranked

Pricing

$0.00 / $0.00

Input / output per 1M

Runtime

N/A

Latency unavailable

Family & Lineage

Family

1-bit Bonsai

4b

Canonical Entry

1-bit Bonsai 8B

Rankings Overview

BenchLM is still missing enough verified benchmark coverage to rank this model across the public leaderboard. Only verified public benchmark rows are shown below.

Knowledge Benchmarks

GPQARefreshingDetails
28.7%

GPQA Diamond · Static refresh · updated March 31, 2026

Mathematics Benchmarks

MATH-500StaleDetails
65.8%

MATH-500 2021 · Static refresh · updated March 31, 2026

Reasoning Benchmarks

MuSRStaleDetails
41.4%

MuSR 2023 · Static refresh · updated March 31, 2026

Instruction Following Benchmarks

IFEvalStaleDetails
69.6%

IFEval 2023 · Static refresh · updated March 31, 2026

Frequently Asked Questions

How does 1-bit Bonsai 4B perform overall in AI benchmarks?

1-bit Bonsai 4B has 4 verified benchmark scores on BenchLM, but it does not yet have enough coverage to receive a global overall rank.

Is 1-bit Bonsai 4B good for knowledge and understanding?

1-bit Bonsai 4B has visible benchmark coverage in knowledge and understanding, but BenchLM does not currently assign it a global category rank there.

Is 1-bit Bonsai 4B good for mathematics?

1-bit Bonsai 4B has visible benchmark coverage in mathematics, but BenchLM does not currently assign it a global category rank there.

Is 1-bit Bonsai 4B good for reasoning and logic?

1-bit Bonsai 4B has visible benchmark coverage in reasoning and logic, but BenchLM does not currently assign it a global category rank there.

Is 1-bit Bonsai 4B good for instruction following?

1-bit Bonsai 4B ranks #85 out of 97 models in instruction following benchmarks with an average score of 69.6. There are stronger options in this category.

Is 1-bit Bonsai 4B open source?

Yes, 1-bit Bonsai 4B is an open weight model created by Prism ML, meaning it can be downloaded and run locally or fine-tuned for specific use cases.

Which sibling models are related to 1-bit Bonsai 4B?

1-bit Bonsai 4B belongs to the 1-bit Bonsai family. Related variants on BenchLM include 1-bit Bonsai 8B, 1-bit Bonsai 1.7B.

Does 1-bit Bonsai 4B have full benchmark coverage on BenchLM?

Not yet. 1-bit Bonsai 4B currently has 4 verified benchmark scores out of the 62 benchmarks BenchLM tracks. BenchLM only exposes verified public benchmark rows, so missing categories stay blank until a sourced evaluation is available.

What is the context window size of 1-bit Bonsai 4B?

1-bit Bonsai 4B has a context window of 32K, which determines how much text it can process in a single interaction.

Last updated: March 31, 2026 · Runtime metrics stay blank until BenchLM has a sourced snapshot.

Weekly LLM Updates

New model releases, benchmark scores, and leaderboard changes. Every Friday.

Free. Your signup is stored with a derived country code for compliance routing.