The Known Good Updated 2 Sep 2026 Subscribe
Anthropic: Claude Opus 4.6 vs Qwen: Qwen3.6 35B A3B ·Anthropic vs Alibaba

Anthropic: Claude Opus 4.6 vs Qwen: Qwen3.6 35B A3B — head-to-head comparison

Anthropic: Claude Opus 4.6 profile Qwen: Qwen3.6 35B A3B profile All comparisons
Anthropic: Claude Opus 4.6 — Anthropic
Quality
#13 of 65
89based on 5 of 7 evaluations
Known Good Index
Speed
#232 of 339
35.2
Output tokens per second
Price
#408 of 439
$10.00
Blended per 1M tokens
In $5.00 · Out $25.00
Cache hit price
#298 of 322
$0.50
per 1M tokens (−90%)
Context
#150 of 473
1.00M
tokens (~1,500 pages)
Qwen: Qwen3.6 35B A3B — Alibaba
Quality
#37 of 65
66based on 3 of 7 evaluations
Known Good Index
Speed
#88 of 339
74.3
Output tokens per second
Price
#109 of 439
$0.30
Blended per 1M tokens
In $0.10 · Out $0.90
Cache hit price
#106 of 322
$0.050
per 1M tokens (−50%)
Context
#199 of 473
262k
tokens (~400 pages)
Summary

On the Known Good Index, Anthropic: Claude Opus 4.6 scores 89 and Qwen: Qwen3.6 35B A3B scores 66 — a 23-point lead for Anthropic: Claude Opus 4.6. They share 3 published evaluations, with Anthropic: Claude Opus 4.6 ahead on 3 and Qwen: Qwen3.6 35B A3B ahead on 0.

Blended pricing is $10.00 per 1M tokens for Anthropic: Claude Opus 4.6 and $0.30 for Qwen: Qwen3.6 35B A3B — Qwen: Qwen3.6 35B A3B is about 33.3× cheaper.

Throughput is 35 tokens per second for Anthropic: Claude Opus 4.6 and 74 for Qwen: Qwen3.6 35B A3B, with time to first token at 2.0s and 1.5s. Anthropic: Claude Opus 4.6 accepts 1.00M tokens of context against 262k.

Anthropic: Claude Opus 4.6 is proprietary; Qwen: Qwen3.6 35B A3B is open weights under Open weights (unrestricted). 15 tracked hosts serve one or both.

Generated from tracked data on 3 Sep 2026 · how these comparisons are computed →

At a glance
MetricAnthropic: Claude Opus 4.6Qwen: Qwen3.6 35B A3B
Known Good Index 89 based on 5 of 7 evaluations 66 based on 3 of 7 evaluations
Blended $/1M $10.00 $0.30
Output tok/s 35 74
Context window 1.00M 262k
Providers 5 10
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Quality

Known Good Index and the capability indices, side by side

Index scores

Each index is min-max normalised across tracked models and scaled 0–100 from published evaluations. We do not run these evaluations.

MetricAnthropic: Claude Opus 4.6Qwen: Qwen3.6 35B A3B
Known Good Index 89 66
Coding Index 92
Reasoning Index 84
Openness Index 5 60
The Known Good

Quality Breakdown

Every evaluation both models report a published score for

Evaluations both models report

Bar = Anthropic: Claude Opus 4.6 · marker = Qwen: Qwen3.6 35B A3B · scores ingested from Epoch AI (CC-BY 4.0)

GPQA Diamond91 / 84
Mock AIME 2024–2593 / 87
Terminal-Bench80 / 23

Right-hand figures read Anthropic: Claude Opus 4.6 / Qwen: Qwen3.6 35B A3B. Anthropic: Claude Opus 4.6 leads on 3 of 3, Qwen: Qwen3.6 35B A3B on 0.

The Known Good

Arena Elo

Human preference rating from blind pairwise votes

Arena ratings

Elo from blind pairwise votes, ingested from Arena. Higher is better.

MetricAnthropic: Claude Opus 4.6Qwen: Qwen3.6 35B A3B
Text Arena 1,498
Text Arena (style controlled) 1,498
The Known Good

Price & Cost

Published API pricing by token type

Published pricing

USD per 1M tokens. Blended is a 3:1 input:output mix. Live from OpenRouter, cross-checked against models.dev. Lower is better.

MetricAnthropic: Claude Opus 4.6Qwen: Qwen3.6 35B A3B
Input $/1M $5.00 $0.10
Output $/1M $25.00 $0.90
Blended $/1M $10.00 $0.30
Cache read $/1M $0.500 $0.050
The Known Good
We publish blended price rather than cost-per-task. Cost-per-task requires token counts from an evaluation suite we do not run. Blended price is computed from published rates and is fully reproducible — see the pricing methodology.

Context Window

Maximum input accepted and maximum output emitted

Context and output limits

Provider-declared limits, from metadata via models.dev and OpenRouter. Higher is better.

MetricAnthropic: Claude Opus 4.6Qwen: Qwen3.6 35B A3B
Context window 1.00M 262k
Max output tokens 128k 236k
The Known Good

Speed & Latency

Mean throughput and time to first token across hosting providers, over successful measurements from the last 48 hours

Throughput and latency

Means across all tracked providers over successful measurements from the last 48 hours, derived from OpenRouter endpoint telemetry.

MetricAnthropic: Claude Opus 4.6Qwen: Qwen3.6 35B A3B
Output tokens/s 35 74
Time to first token 2.0s 1.5s
The Known Good

Providers

Which hosts serve each model, and at what price and speed

15 hosts
Full provider benchmarks →
Provider Anthropic: Claude Opus 4.6 blendedAnthropic: Claude Opus 4.6 tok/s Qwen: Qwen3.6 35B A3B blendedQwen: Qwen3.6 35B A3B tok/s
Claude Platform on AWS $10.00 42
Google · first party $10.00 40
Amazon Bedrock · first party $10.00 39
Anthropic · first party $10.00 30
Azure · first party $10.00 27
CoreWeave $0.50 137
Phala $0.47 90
Io Net $0.44 85
AkashML $0.30 74
AtlasCloud $0.42 58
Parasail $0.36 55
Venice $0.33 52
SiliconFlow $0.55 51
Darkbloom $0.21 50
DeepInfra $0.31 25

Per-host pricing and telemetry from OpenRouter. A dash means that host does not serve that model.

The Known Good
Sources for this page
Pricing & providers — OpenRouter Metadata — models.dev Benchmarks — Epoch AI (CC-BY 4.0)Elo — Arena Full attribution →