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© 2026 CompareLLM. Public benchmark data aggregated from Arena Elo, LiveBench, SWE-bench & OpenRouter.

Every score has a dated snapshot.

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  2. Comparisons
  3. OpenAI: GPT-5.3-Codex vs Qwen 3 Max

Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)

OpenAI: GPT-5.3-Codex vs Qwen 3 Max benchmark

In this head-to-head showdown, Qwen 3 Max is more budget-friendly at $3.9/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.

Executive Comparison Verdict

Bottom Line: Choose OpenAI: GPT-5.3-Codex if your priority is peak reasoning, complex code generation, and top preference Elo. Choose Qwen 3 Max if you are optimizing for low latency, high throughput, and cost-efficient API deployment.
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OpenAI
OpenAI: GPT-5.3-Codex

Auto-discovered from OpenRouter (openai/gpt-5.3-codex). Preview until a second source matches.

$14/1M out
Alibaba
Qwen 3 Max

Alibaba flagship. Strong math and multilingual code.

Elo 1,518$3.9/1M out
Top Rival Showdowns for OpenAI: GPT-5.3-Codex
All Matchups
Compare vs:vs Claude Opus 4.5vs Gemini 3 Provs Grok 4.6vs DeepSeek V4 Provs Qwen3 235B
Preference Leader

No shared data

Single model data

Throughput Leader

No shared data

No latency data

Value per Dollar Leader

Qwen 3 Max

$3.9 / 1M output

Capability Percentiles

Relative percentile scores computed across all active models in the benchmark catalog.

Capability Matchup Radar

Multi-Dimensional Capability Radar

Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.

Tap any node to inspect
Percentile 0–100
Dimensional AdvantageQwen 3 Max 5/6
Head-to-Head Comparison

Overall Matchup Breakdown

Category wins across reasoning intelligence, generation speed, and token cost.

OpenAI: GPT-5.3-Codex (1)vsQwen 3 Max (9)
OpenAI: GPT-5.3-Codex: 1W (10%)Overall: Qwen 3 MaxQwen 3 Max: 9W (90%)
← OpenAI: GPT-5.3-CodexQwen 3 Max →
Qwen 3 Max (5/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Preference Elo
—vs1,518
Coding Elo
—vs1,526
SWE-bench
—vs67.8%
LiveBench
—vs69.4%
GPQA Diamond
—vs83.1%
OpenAI: GPT-5.3-Codex: 0WQwen 3 Max: 5W
Qwen 3 Max (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed
—vs80 tok/s
Time to first token
—vs280 ms
OpenAI: GPT-5.3-Codex: 0WQwen 3 Max: 2W
Qwen 3 Max (2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price
$14/1Mvs$3.9/1M
Input price
$1.75/1Mvs$0.78/1M
Context window
400kvs262k
OpenAI: GPT-5.3-Codex: 1WQwen 3 Max: 2W

Side-by-Side Benchmark Matrix

Preference Elo
OpenAI: GPT-5.3-Codex—
Qwen 3 Max1,518
lmarena · Aug 17, 2026
Coding Elo
OpenAI: GPT-5.3-Codex—
Qwen 3 Max1,526
lmarena · Aug 17, 2026
LiveBench
OpenAI: GPT-5.3-Codex—
Qwen 3 Max69.4%
livebench · Aug 17, 2026
SWE-bench
OpenAI: GPT-5.3-Codex—
Qwen 3 Max67.8%
swebench · Aug 17, 2026
GPQA Diamond
OpenAI: GPT-5.3-Codex—
Qwen 3 Max83.1%
seed-bootstrap · Aug 1, 2026
Time to first token
OpenAI: GPT-5.3-Codex—
Qwen 3 Max280 ms
seed-bootstrap · Aug 1, 2026
Output speed
OpenAI: GPT-5.3-Codex—
Qwen 3 Max80 tok/s
seed-bootstrap · Aug 1, 2026
Input priceQwen 3 Max (+$0.97/1M)
OpenAI: GPT-5.3-Codex$1.75/1M
openrouter · Aug 17, 2026
Qwen 3 Max$0.78/1M
openrouter · Aug 17, 2026
Output priceQwen 3 Max (+$10.1/1M)
OpenAI: GPT-5.3-Codex$14/1M
openrouter · Aug 17, 2026
Qwen 3 Max$3.9/1M
openrouter · Aug 17, 2026
Context windowOpenAI: GPT-5.3-Codex (+138k)
OpenAI: GPT-5.3-Codex400k
openrouter · Aug 17, 2026
Qwen 3 Max262k
openrouter · Aug 17, 2026
BenchmarkOpenAI: GPT-5.3-CodexQwen 3 MaxAdvantage Delta
Preference Elo—
1,518
lmarena · Aug 17, 2026
—
Coding Elo—
1,526
lmarena · Aug 17, 2026
—
LiveBench—
69.4%
livebench · Aug 17, 2026
—
SWE-bench—
67.8%
swebench · Aug 17, 2026
—
GPQA Diamond—
83.1%
seed-bootstrap · Aug 1, 2026
—
Time to first token—
280 ms
seed-bootstrap · Aug 1, 2026
—
Output speed—
80 tok/s
seed-bootstrap · Aug 1, 2026
—
Input price
$1.75/1M
openrouter · Aug 17, 2026
$0.78/1M
openrouter · Aug 17, 2026
Qwen 3 Max (+$0.97/1M)
Output price
$14/1M
openrouter · Aug 17, 2026
$3.9/1M
openrouter · Aug 17, 2026
Qwen 3 Max (+$10.1/1M)
Context window
400k
openrouter · Aug 17, 2026
262k
openrouter · Aug 17, 2026
OpenAI: GPT-5.3-Codex (+138k)
Interactive Simulator (USD)

Workload Cost & Savings Calculator

Simulate monthly production API costs in USD (US Dollar).

Save up to 68% with Qwen 3 Max
Monthly Volume50M tokens/mo
Quick Presets:
Token Ratio (In vs Out)70% In / 30% Out
RAG / Search (10% out)Coding / Chat (50% out)
OpenAI: GPT-5.3-Codex$271.25 / mo
In: $61.25Out: $210
Qwen 3 Max$85.80 / mo
In: $27.3Out: $58.5
Estimated Cost Delta

Qwen 3 Max is estimated to save $185.45/month ($2,225/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

  • 1
    Qwen 3 Max:Pick Qwen 3 Max when you are optimizing output cost.

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatQwen 3 Max

Lower output list price ($3.9/1M).

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGOpenAI: GPT-5.3-Codex

Larger window (400k).

Screenshots / visionQwen 3 Max

Qwen 3 Max is the side marked multimodal in the catalog.

Target WorkloadRecommended PickEvaluation Rationale
Repo / coding agentsinsufficient dataNeed SWE-bench on both sides.
High-volume chatQwen 3 MaxLower output list price ($3.9/1M).
Voice / low-latency UIinsufficient dataNeed TTFT on both sides.
Long-document RAGOpenAI: GPT-5.3-CodexLarger window (400k).
Screenshots / visionQwen 3 MaxQwen 3 Max is the side marked multimodal in the catalog.

Related Editorial Dispatches & Benchmark Notes

View all news
launchApr 18, 2026

Qwen 3 Max: Alibaba’s flagship for math and multilingual code

Closed flagship. Strong math. Compare to Sol and Opus on GPQA and SWE-bench, not on brand heat.

launchSep 20, 2025

Qwen3 235B: the open MoE Qwen, not the Max SKU

Sep 2025 open-weight mixture-of-experts. Self-host path. Don’t confuse it with Qwen 3 Max.

Community Sentiment

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CompareLLM Matrix

Verified head-to-head card

LIVE
VS
OpenAI

OpenAI: GPT-5.3-Codex

Elo n/a
LiveBench—
SWE-bench—
Speed—
Output cost$14/1M
Alibaba

Qwen 3 Max

Elo 1,518
LiveBench69.4%
SWE-bench67.8%
Speed80 tok/s
Output cost$3.9/1M

Frequently Asked Questions

Which is better overall, OpenAI: GPT-5.3-Codex or Qwen 3 Max?
We do not have preference Elo for both models, so we do not declare an overall winner. Compare the metrics that exist.
Which is better at coding, OpenAI: GPT-5.3-Codex or Qwen 3 Max?
SWE-bench is missing for at least one model, so we do not rank coding from a single number.
Which is cheaper to run in production?
Qwen 3 Max output tokens are $3.9/1M versus $14/1M. Input prices and retry rates still move the real bill.
Which is faster, OpenAI: GPT-5.3-Codex or Qwen 3 Max?
We do not have TTFT for both models.
Which has the larger context window?
OpenAI: GPT-5.3-Codex accepts 400k tokens versus 262k.
Can I self-host either model?
Neither model is marked open-weights here. You are comparing hosted APIs.
Are these scores from CompareLLM’s own evals?
No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.
What does preference Elo mean on this page?
Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. OpenAI: GPT-5.3-Codex and Qwen 3 Max Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Related news

  • launch · Apr 18, 2026

    Qwen 3 Max: Alibaba’s flagship for math and multilingual code

  • launch · Sep 20, 2025

    Qwen3 235B: the open MoE Qwen, not the Max SKU

Similar Head-to-Head Comparisons

All OpenAI: GPT-5.3-Codex matchups →|All Qwen 3 Max matchups →
GPT-5 vs Qwen 3 MaxGPT-4.5 Orion vs Qwen 3 MaxGPT-5.6 Sol vs Qwen 3 MaxGPT-5.6 Terra vs Qwen 3 MaxQwen QwQ 32B vs Qwen 3 MaxGPT-5 mini vs Qwen 3 Max