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Comparison · 2 models · Updated Oct 4, 2026

Claude Sonnet 5 vs Qwen3.7 Max

Claude Sonnet 5 comes out ahead, 66 to 58 on our weighted score, though Qwen3.7 Max is 6% cheaper per token.

  1. Our pick

    Anthropic

    Claude Sonnet 5

    Released Jun 30, 2026

    66/100
    • ECI156.3
    • Price$2.00 / $10.00
    • Context1M
    Full specs Remove Claude Sonnet 5

  2. Alibaba (Qwen)

    Qwen3.7 Max

    Released May 21, 2026

    58/100
    • ECI153.7
    • Price$2.50 / $7.50
    • Context1M
    Full specs Remove Qwen3.7 Max

  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Claude Sonnet 5 is our pick

Claude Sonnet 5 is the better all-round choice, scoring 66/100 against Qwen3.7 Max (58). It leads on capability and inputs & features. The score weighs capability 50%, price 25%, inputs & features 15%, context window 10%.

  • CapabilityClaude Sonnet 5Capabilities Index (ECI): Claude Sonnet 5 156.3 · Qwen3.7 Max 153.7
  • Lowest priceQwen3.7 MaxQwen3.7 Max $3.75 · Claude Sonnet 5 $4.00 per 1M tokens (3:1 blend)
  • Longest contextAbout the sameClaude Sonnet 5 1,000,000 · Qwen3.7 Max 1,000,000 tokens
  • Widest inputsClaude Sonnet 5Claude Sonnet 5: Text, Images, PDFs · Qwen3.7 Max: Text
  • Self-hostingNo open weightsBoth are available only through APIs
How the score is built
MeasureWeightClaude Sonnet 5Qwen3.7 Max
CapabilityCapabilities Index (ECI)50%8683
Price25%2123
Inputs & features15%8035
Context window10%6060
Overall100%66/10058/100
02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Claude Sonnet 5 vs Qwen3.7 Max specifications side by side
SpecificationClaude Sonnet 5AnthropicQwen3.7 MaxAlibaba (Qwen)
Capability
Capabilities Index (ECI)156.3 (best)153.7
ECI rank#23 of 148 (best)#37 of 148
GPQA DiamondGraduate-level science questions90.5%90.9% (best)
FrontierMath Tiers 1–3Research-level mathematics65.6% (best)64.6%
OTIS Mock AIME 2024–2025Competition mathematics94.7%95.6% (best)
SWE-bench VerifiedFixing real GitHub issues—77.3%
SimpleQA VerifiedShort factual questions33.7%55.8% (best)
Price per million tokens
Input$2.00 (best)$2.50
Output$10.00$7.50 (best)
Cached input$0.20 (best)$0.50
Blended (3:1)$4.00$3.75 (best)
Long-context rateSame rateSame rate
Price sourceOfficial Anthropic APIOfficial Alibaba API
Limits
Context window1,000,000 tokens1,000,000 tokens
Max output128,000 tokens (best)65,536 tokens
Inputs and features
TextYesYes
ImagesYesNo
PDFsYesNo
AudioNoNo
VideoNoNo
ReasoningYeslow · medium · high · xhigh · maxYes
Tool callingYesYes
Structured outputYesNo
Availability
WeightsProprietaryProprietary
API model IDclaude-sonnet-5qwen3.7-max
API providers38 (best)26
ReleasedJun 30, 2026May 21, 2026
Knowledge cutoffJan 31, 2026—
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Claude Sonnet 5$40.00
  • Qwen3.7 Max$40.00
04 — Questions

Which should you choose?

Which is better: Claude Sonnet 5 or Qwen3.7 Max?

Claude Sonnet 5 is the better all-round choice, scoring 66/100 against Qwen3.7 Max (58). It leads on capability and inputs & features. The score weighs capability 50%, price 25%, inputs & features 15%, context window 10%.

Which is cheaper, Claude Sonnet 5 or Qwen3.7 Max?

Qwen3.7 Max is cheaper at $2.50 input / $7.50 output per million tokens (official Alibaba API price). Claude Sonnet 5 costs $2.00 input / $10.00 output per million tokens (official Anthropic API price). At a typical mix of three input tokens to one output token, that is $3.75 per million tokens for Qwen3.7 Max versus $4.00 for Claude Sonnet 5 (1.1× as much).

Which scores higher on benchmarks?

Claude Sonnet 5 scores higher on the Capabilities Index (ECI): Claude Sonnet 5 156.3 (#23 of 148) and Qwen3.7 Max 153.7 (#37 of 148). The confidence ranges of the top two overlap (153.6–158.8 vs 151.9–156.0), so treat the gap as small. On individual benchmarks: GPQA Diamond — Qwen3.7 Max 90.9%, Claude Sonnet 5 90.5%; FrontierMath Tiers 1–3 — Claude Sonnet 5 65.6%, Qwen3.7 Max 64.6%; OTIS Mock AIME 2024–2025 — Qwen3.7 Max 95.6%, Claude Sonnet 5 94.7%; SimpleQA Verified — Qwen3.7 Max 55.8%, Claude Sonnet 5 33.7%.

Which is better for coding?

There are no published SWE-bench Verified results for Claude Sonnet 5 yet, so there is no like-for-like coding score. On overall capability, Claude Sonnet 5 leads, which tends to carry over to coding, but test on your own codebase. Both support tool calling for agent workflows.

Which has the bigger context window?

Claude Sonnet 5 and Qwen3.7 Max share the same 1,000,000-token context window. Maximum output per response: Claude Sonnet 5 up to 128,000, Qwen3.7 Max up to 65,536 tokens.

Which can read images, PDFs, audio or video?

Claude Sonnet 5 accepts text, images and PDFs; Qwen3.7 Max accepts text. Claude Sonnet 5 handles the widest range of inputs.

Are any of these open source?

No. Claude Sonnet 5 and Qwen3.7 Max are proprietary and only available through APIs and apps.

Which is newer?

Claude Sonnet 5 is the newest, released Jun 30, 2026. Qwen3.7 Max came out May 21, 2026. Knowledge cutoff: Claude Sonnet 5 Jan 31, 2026.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Oct 4, 2026.

05 — Keep comparing

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