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Model comparison

Qwen3.5 Plus vs ZAYA1-8B

Data verified

Head-to-head evidence from 0 shared benchmark results across 0 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

No sourced benchmark result is currently shared by both models. This page therefore compares only the available metadata, pricing, and runtime rows; it does not name a quality winner.
47.2/100
No comparison
Zyphra
N/A
0 category wins1 category wins

Public leaderboard positions: Qwen3.5 Plus #138 (Estimated); ZAYA1-8B unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Qwen3.5 Plus and ZAYA1-8B share 0 comparable benchmark results. 1 of 8 categories are comparable. 4 results are unique to Qwen3.5 Plus; 11 to ZAYA1-8B.

Updated July 23, 2026
Shared results
0
Qwen3.5 Plus only
4
ZAYA1-8B only
11
Comparable categories
1 / 8

Treat this as a split decision. Qwen3.5 Plus makes more sense if you need the larger 1M context window; ZAYA1-8B is the better fit if mathematics is the priority or you want the cheaper token bill.

Confidence note. This is a partial-evidence comparison with 0 shared benchmark results across 0 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Qwen3.5 Plus and ZAYA1-8B finish on the same BenchAlign overall score, so this is less about a single winner and more about where the edge shows up. The BenchAlign headline says tie; the benchmark table is where the real choice happens.

Qwen3.5 Plus is also the more expensive model on tokens at $0.40 input / $2.40 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for ZAYA1-8B. That is roughly Infinityx on output cost alone. Qwen3.5 Plus gives you the larger context window at 1M, compared with 131K for ZAYA1-8B.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricQwen3.5 PlusZAYA1-8BComparison
Input / output priceUSD per 1M tokensQwen3.5 Plus$0.4 input / $2.4 outputZAYA1-8B$0 input / $0 outputZAYA1-8B has the lower combined listed price.
Generation speedtokens per secondQwen3.5 PlusNot availableZAYA1-8BNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenQwen3.5 PlusNot availableZAYA1-8BNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensQwen3.5 Plus1MZAYA1-8B131KQwen3.5 Plus lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkQwen3.5 PlusZAYA1-8BResult
JobBenchSource 18.5%Not comparable
BFCL v4Source 39.2%Not comparable
Coding
BenchmarkQwen3.5 PlusZAYA1-8BResult
Vibe Code BenchSource 15.74%Not comparable
LiveCodeBench v6Source 65.8%Not comparable
Knowledge
BenchmarkQwen3.5 PlusZAYA1-8BResult
GPQASource 71%Not comparable
GPQA-DSource 71.0%Not comparable
MMLU-ProSource 74.2%Not comparable
MathZAYA1-8B wins
BenchmarkQwen3.5 PlusZAYA1-8BResult
FrontierMath v2 (Tiers 1-3)Source 21.034%Not comparable
FrontierMath v2 (Tier 4)Source 2.083%Not comparable
AIME26Source 89.1%Not comparable
HMMT Feb 2026Source 71.6%Not comparable
IMOAnswerBenchSource 59.3%Not comparable
ApexSource 32.2%Not comparable
Inst. Following
BenchmarkQwen3.5 PlusZAYA1-8BResult
IFEvalSource 85.6%Not comparable
IFBenchSource 52.6%Not comparable
Frequently Asked Questions (2)

Which is better, Qwen3.5 Plus or ZAYA1-8B?

Qwen3.5 Plus and ZAYA1-8B are tied on the BenchAlign overall score, so the right pick depends on which category matters most for your use case.

Which is better for math, Qwen3.5 Plus or ZAYA1-8B?

ZAYA1-8B has the edge for math in this comparison, averaging 80.4 versus 16.3. Qwen3.5 Plus stays close enough that the answer can still flip depending on your workload.

Related Comparisons

Last updated: July 23, 2026

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