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Claude Fable 5 vs Qwen3.7 Plus

Claude Fable 5 leads Qwen3.7 Plus on coding, 79.3 to 33.2 on the Vibe Coding Index, and Qwen3.7 Plus costs 39.1x less per output token ($1.28 vs $50.00 per million). Updated October 21, 2026; 73 benchmarks have a result for both.

Replace Claude Fable 5 Replace Qwen3.7 Plus
Claude Fable 5Anthropic
Coding
79.3
Overall
79.0
Output $/M
$50.00
71
Qwen3.7 PlusQwen
Coding
33.2
Overall
54.0
Output $/M
$1.28
2
vs boards won of 73 shared

Claude Fable 5 or Qwen3.7 Plus: which to pick

Pick Claude Fable 5 for coding: it scores 79.3 on the Vibe Coding Index against 33.2 for Qwen3.7 Plus.

Pick Qwen3.7 Plus for output tokens 39.1x cheaper ($1.28 vs $50.00 per million) and work measured by GPQA Diamond (Epoch AI run) or IFBench, where it leads.

Model AClaude Fable 5Anthropic79.3/1006 independent benchmarks$2.16 per solved taskModel BQwen3.7 PlusQwen33.2/1002 independent benchmarksNo cost per solved task
Shared results
73
Claude Fable 5 only
54
Qwen3.7 Plus only
2
Like-for-like categories
8 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Claude Fable 5 79.3 from 6 benchmarks, Qwen3.7 Plus 33.2 from 2 benchmarks.
Widest category
Coding, 27.3 points apart on average over 9 shared benchmarks.
Widest single gap
FrontierCode: Claude Fable 5 53.5% against Qwen3.7 Plus 10.2%, 66.6 points apart on a 0 to 100 scale.
Output price
Claude Fable 5 $50.00 against Qwen3.7 Plus $1.28 per million output tokens, 39.1x apart.
Context window
Both take 1M tokens.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryClaude Fable 5BarsQwen3.7 PlusTies
Coding90
Intelligence20
Agentic work60
Reasoning81
Math40
Knowledge50
Web design80
General291
All shared boards712
CodingLike-for-likeSix of these boards feed the Vibe Coding Index90
Coding benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
LiveBench coding98.3%Not measuredOnly Claude Fable 5 measured
LMArena WebDev1624Not measuredOnly Claude Fable 5 measured
AA Coding Index76.555.9Claude Fable 5
LiveCodeBench (Vals AI)89.8%Not measuredOnly Claude Fable 5 measured
SWE-bench Verified (Vals AI)95.0%Not measuredOnly Claude Fable 5 measured
Terminal-Bench 4 (Vals AI)41.4%Not measuredOnly Claude Fable 5 measured
Vibe Code Bench (Vals AI)90.3%46.4%Claude Fable 5
Code migration (Vals AI)55.1%12.9%Claude Fable 5
ProgramBench (Vals AI)2.0%Not measuredOnly Claude Fable 5 measured
Terminal-Bench 2.1 (Vals AI)80.5%52.8%Claude Fable 5
SkillsBench (Vals AI)Not measured54.3%Only Qwen3.7 Plus measured
SciCode61.0%46.1%Claude Fable 5
Terminal-Bench Hard (Artificial Analysis run)62.9%47.0%Claude Fable 5
FrontierCode53.5%10.2%Claude Fable 5
FrontierSWE47.0%Not measuredOnly Claude Fable 5 measured
GSO-Bench78.4%Not measuredOnly Claude Fable 5 measured
WeirdML91.9%Not measuredOnly Claude Fable 5 measured
MirrorCode63.9%Not measuredOnly Claude Fable 5 measured
ALE-Bench2041.3Not measuredOnly Claude Fable 5 measured
LMArena Text: coding15181473Claude Fable 5
LMArena Text: software and IT15131473Claude Fable 5
LMArena WebDev: React1631Not measuredOnly Claude Fable 5 measured
LMArena WebDev: HTML1651Not measuredOnly Claude Fable 5 measured
LMArena WebDev: from an image1623Not measuredOnly Claude Fable 5 measured
Neither model has a result on the other 15 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
AA Intelligence Index49.625.2Claude Fable 5
Epoch Capabilities Index163.4147.0Claude Fable 5
Agentic workLike-for-likePublic boards, shown as published, kept out of the index60
Agentic work benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
AA Agentic Index50.717.5Claude Fable 5
Design Arena: agents building web apps1261Not measuredOnly Claude Fable 5 measured
Design Arena: agents building full-stack apps1280Not measuredOnly Claude Fable 5 measured
Design Arena: agents building mobile apps1264Not measuredOnly Claude Fable 5 measured
Design Arena: agents building Android apps1283Not measuredOnly Claude Fable 5 measured
Design Arena: agents building Godot games1292Not measuredOnly Claude Fable 5 measured
Design Arena: agents building games1285Not measuredOnly Claude Fable 5 measured
Design Arena: HTML slides1277Not measuredOnly Claude Fable 5 measured
Design Arena: PowerPoint slides1295Not measuredOnly Claude Fable 5 measured
LiveBench research86.9%Not measuredOnly Claude Fable 5 measured
LiveBench browser92.0%Not measuredOnly Claude Fable 5 measured
LiveBench long agentic53.2%Not measuredOnly Claude Fable 5 measured
Finance Agent (Vals AI)56.3%38.2%Claude Fable 5
Tax Agent Bench (Vals AI)38.3%10.5%Claude Fable 5
Legal Research Bench (Vals AI)49.5%16.4%Claude Fable 5
Excel Modeling Benchmark (Vals AI)73.7%49.3%Claude Fable 5
Terminal-Bench-Science (Vals AI)15.7%Not measuredOnly Claude Fable 5 measured
τ²-Bench Telecom98.5%93.0%Claude Fable 5
APEX-Agents63.6%Not measuredOnly Claude Fable 5 measured
Remote Labor Index16.1%Not measuredOnly Claude Fable 5 measured
OSWorld 2.0Not measured2.8%Only Qwen3.7 Plus measured
PostTrainBench41.8%Not measuredOnly Claude Fable 5 measured
Vending-Bench 2$5,680Not measuredOnly Claude Fable 5 measured
LMArena Search1229Not measuredOnly Claude Fable 5 measured
Neither model has a result on the other 17 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index81
Reasoning benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
GPQA Diamond93.2%Not measuredOnly Claude Fable 5 measured
LiveBench reasoning89.7%Not measuredOnly Claude Fable 5 measured
MMMU Pro (Vals AI)89.3%Not measuredOnly Claude Fable 5 measured
GPQA Diamond (Artificial Analysis run)92.6%90.0%Claude Fable 5
Humanity's Last Exam (Artificial Analysis run)55.5%35.6%Claude Fable 5
GPQA Diamond (Epoch AI run)85.9%87.9%Qwen3.7 Plus
ARC-AGI98.5%Not measuredOnly Claude Fable 5 measured
ARC-AGI-289.2%Not measuredOnly Claude Fable 5 measured
SimpleBench81.9%Not measuredOnly Claude Fable 5 measured
Chess puzzles47.0%Not measuredOnly Claude Fable 5 measured
Mystery game puzzles52.0%17.0%Claude Fable 5
EBR-bench39.5%Not measuredOnly Claude Fable 5 measured
LMArena Text: hard prompts15071460Claude Fable 5
LMArena Text: expert15341466Claude Fable 5
LMArena Text: hard prompts in English15091460Claude Fable 5
LMArena Vision: diagrams13571292Claude Fable 5
LMArena Vision: homework13611295Claude Fable 5
Kagi LLM Benchmark91.4%Not measuredOnly Claude Fable 5 measured
Neither model has a result on the other 4 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index40
Math benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
OTIS Mock AIME100.0%93.3%Claude Fable 5
FrontierMath, tiers 1 to 387.0%34.4%Claude Fable 5
FrontierMath, tier 490.2%Not measuredOnly Claude Fable 5 measured
ProofBench95.0%Not measuredOnly Claude Fable 5 measured
LMArena Text: math15161467Claude Fable 5
LMArena Text: mathematical work15151470Claude Fable 5
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index50
Knowledge benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
MMLU Pro91.5%Not measuredOnly Claude Fable 5 measured
LegalBench (Vals AI)88.6%Not measuredOnly Claude Fable 5 measured
CorpFin (Vals AI)71.8%Not measuredOnly Claude Fable 5 measured
TaxEval (Vals AI)76.9%Not measuredOnly Claude Fable 5 measured
MortgageTax (Vals AI)68.9%66.2%Claude Fable 5
MedCode (Vals AI)56.1%Not measuredOnly Claude Fable 5 measured
SimpleQA Verified70.7%Not measuredOnly Claude Fable 5 measured
LMArena Text: science15061464Claude Fable 5
LMArena Text: medicine and healthcare14801464Claude Fable 5
LMArena Text: legal and government14981451Claude Fable 5
LMArena Text: business and finance14801435Claude Fable 5
Neither model has a result on the other 7 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index80
Web design benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
Design Arena: websites12961269Claude Fable 5
Design Arena: UI components13191261Claude Fable 5
Design Arena: game dev13351262Claude Fable 5
Design Arena: data viz13041276Claude Fable 5
Design Arena: 3D13191239Claude Fable 5
Design Arena: all code categories13101269Claude Fable 5
Design Arena: SVG13021208Claude Fable 5
Design Arena: ASCII art13291143Claude Fable 5
LiveBench design84.7%Not measuredOnly Claude Fable 5 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index291
General benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
LiveBench data analysis80.5%Not measuredOnly Claude Fable 5 measured
Public Benefits Bench (Vals AI)70.4%Not measuredOnly Claude Fable 5 measured
SAGE (Vals AI)51.9%39.3%Claude Fable 5
MedScribe (Vals AI)88.5%Not measuredOnly Claude Fable 5 measured
Vals Multimodal Index74.2%53.9%Claude Fable 5
IFBench63.5%78.0%Qwen3.7 Plus
Long context reasoning (AA-LCR)82.3%73.0%Claude Fable 5
DTBench98.4%84.0%Claude Fable 5
LMCA61.2%37.6%Claude Fable 5
Surface Evolver Bench95.0%Not measuredOnly Claude Fable 5 measured
Furniture assembly35.8%Not measuredOnly Claude Fable 5 measured
LMArena Text14911454Claude Fable 5
LMArena Text: instruction following15021439Claude Fable 5
LMArena Text: creative writing14941438Claude Fable 5
LMArena Vision13251278Claude Fable 5
LMArena Text: English14981458Claude Fable 5
LMArena Text: non-English14821445Claude Fable 5
LMArena Text: Chinese15431509Claude Fable 5
LMArena Text: German14861471Claude Fable 5
LMArena Text: Japanese15041412Claude Fable 5
LMArena Text: Korean14871413Claude Fable 5
LMArena Text: French15051472Claude Fable 5
LMArena Text: Spanish14981457Claude Fable 5
LMArena Text: Russian15031457Claude Fable 5
LMArena Text: Polish14941449Claude Fable 5
LMArena Text: multi-turn15041459Claude Fable 5
LMArena Text: longer queries15101454Claude Fable 5
LMArena Text: writing and language15011437Claude Fable 5
LMArena Text: entertainment and media14821422Claude Fable 5
LMArena Vision: English13231280Claude Fable 5
LMArena Vision: Chinese13731332Claude Fable 5
LMArena Vision: reading text13371288Claude Fable 5
LMArena Vision: humor13411261Claude Fable 5
LMArena Vision: creative writing13381258Claude Fable 5
LMArena Document14961444Claude Fable 5
Neither model has a result on the other 11 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Claude Fable 5 and Qwen3.7 Plus
BenchmarkClaude Fable 5Qwen3.7 PlusLeader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Claude Fable 5$0.035Fits in one request
Qwen3.7 Plus$0.0010Fits in one request

Qwen3.7 Plus costs less

Repository review

50K input + 3K output tokens

Claude Fable 5$0.650Fits in one request
Qwen3.7 Plus$0.020Fits in one request

Qwen3.7 Plus costs less

Agent loop

200K input + 10K output tokens

Claude Fable 5$2.50Fits in one request
Qwen3.7 Plus$0.077Fits in one request

Qwen3.7 Plus costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Claude Fable 5 and Qwen3.7 Plus
SpecificationAnthropic Claude Fable 5Qwen3.7 Plus
MakerAnthropicQwen
WeightsNo public weights listedNo public weights listed
ReleasedJune 9, 2026June 3, 2026
Context window1M1M
Input $/Mtok$10.00$0.32
Output $/Mtok$50.00$1.28
Coding index79.333.2
Independent measurements behind it62
Cost per solved task$2.16Not computable
SourceOpenRouter listingOpenRouter listing

Questions

Is Claude Fable 5 better than Qwen3.7 Plus for coding?

Pick Claude Fable 5 for coding: it scores 79.3 on the Vibe Coding Index against 33.2 for Qwen3.7 Plus. Pick Qwen3.7 Plus for output tokens 39.1x cheaper ($1.28 vs $50.00 per million) and work measured by GPQA Diamond (Epoch AI run) or IFBench, where it leads.

Which is cheaper, Claude Fable 5 or Qwen3.7 Plus?

Claude Fable 5 costs $10.00 per million input tokens and $50.00 per million output tokens; Qwen3.7 Plus costs $0.32 and $1.28. Cost per solved task is known for Claude Fable 5 only.

Which has the bigger context window, Claude Fable 5 or Qwen3.7 Plus?

Neither: both take 1M tokens.

How many benchmarks is the Claude Fable 5 vs Qwen3.7 Plus comparison based on?

73 benchmarks have a result for both models as of October 21, 2026. Claude Fable 5's coding index rests on 6 independent benchmarks and Qwen3.7 Plus's on 2. Where only one model has a result, the page says so instead of naming a winner.

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