1-bit Bonsai 1.7B vs DeepSeekMath V2

Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.

Agentic
Coding
Multimodal & Grounded
Reasoning
Knowledge
Instruction Following
Multilingual
Mathematics

1-bit Bonsai 1.7B· DeepSeekMath V2

Quick Verdict

Pick DeepSeekMath V2 if you want the stronger benchmark profile. 1-bit Bonsai 1.7B only becomes the better choice if you would rather avoid the extra latency and token burn of a reasoning model.

DeepSeekMath V2 is clearly ahead on the aggregate, 61 to 39. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

DeepSeekMath V2's sharpest advantage is in mathematics, where it averages 82.6 against 34.4. The single biggest benchmark swing on the page is GPQA, 20.7% to 79%.

DeepSeekMath V2 is the reasoning model in the pair, while 1-bit Bonsai 1.7B is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. DeepSeekMath V2 gives you the larger context window at 128K, compared with 32K for 1-bit Bonsai 1.7B.

Operational tradeoffs

PriceFree*Free*
SpeedN/AN/A
TTFTN/AN/A
Context32K128K

Decision framing

BenchLM keeps the benchmark table and the operator tradeoffs on the same page so a better score does not hide a materially slower, pricier, or smaller-context model.

Runtime metrics show N/A when BenchLM does not have a sourced snapshot for that exact model. The scoring rules and freshness policy are documented on the methodology page.

Benchmark1-bit Bonsai 1.7BDeepSeekMath V2
Agentic
Terminal-Bench 2.065%
BrowseComp66%
OSWorld-Verified61%
Coding
HumanEval72%
SWE-bench Verified45%
LiveCodeBench44%
SWE-bench Pro51%
Multimodal & Grounded
MMMU-Pro64%
OfficeQA Pro73%
ReasoningDeepSeekMath V2 wins
MuSR45.1%75%
BBH86%
LongBench v275%
MRCRv272%
KnowledgeDeepSeekMath V2 wins
GPQA20.7%79%
MMLU80%
SuperGPQA77%
MMLU-Pro74%
HLE18%
FrontierScience73%
SimpleQA77%
Instruction FollowingDeepSeekMath V2 wins
IFEval63%83%
Multilingual
MGSM87%
MMLU-ProX80%
MathematicsDeepSeekMath V2 wins
MATH-50034.4%90%
AIME 202380%
AIME 202482%
AIME 202581%
HMMT Feb 202376%
HMMT Feb 202478%
HMMT Feb 202577%
BRUMO 202579%
Frequently Asked Questions (5)

Which is better, 1-bit Bonsai 1.7B or DeepSeekMath V2?

DeepSeekMath V2 is ahead overall, 61 to 39. The biggest single separator in this matchup is GPQA, where the scores are 20.7% and 79%.

Which is better for knowledge tasks, 1-bit Bonsai 1.7B or DeepSeekMath V2?

DeepSeekMath V2 has the edge for knowledge tasks in this comparison, averaging 62.3 versus 20.7. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for math, 1-bit Bonsai 1.7B or DeepSeekMath V2?

DeepSeekMath V2 has the edge for math in this comparison, averaging 82.6 versus 34.4. Inside this category, MATH-500 is the benchmark that creates the most daylight between them.

Which is better for reasoning, 1-bit Bonsai 1.7B or DeepSeekMath V2?

DeepSeekMath V2 has the edge for reasoning in this comparison, averaging 74 versus 45.1. Inside this category, MuSR is the benchmark that creates the most daylight between them.

Which is better for instruction following, 1-bit Bonsai 1.7B or DeepSeekMath V2?

DeepSeekMath V2 has the edge for instruction following in this comparison, averaging 83 versus 63. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Last updated: March 31, 2026

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