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GPT-5.6 Sol Pro vs Qwen3 Coder Flash

Updated October 21, 2026. 0 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace GPT-5.6 Sol Pro Replace Qwen3 Coder Flash
GPT-5.6 Sol ProOpenAI
Coding
No data
Overall
No data
Output $/M
$20.00
Qwen3 Coder FlashQwen
Coding
No data
Overall
No data
Output $/M
$0.975
vs $20.00 vs $0.975 per 1M output tokens. Qwen3 Coder Flash is 20.5x cheaper.

Decision reading

Neither model has a coding score yet, so the two cannot be ranked on coding.

GPT-5.6 Sol Pro has the edge where the context window is larger, 1.05M against 1M tokens.

Model AGPT-5.6 Sol ProOpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BQwen3 Coder FlashQwenNot benchmarkedNo coding benchmarkNo cost per solved task
Shared results
0
GPT-5.6 Sol Pro only
7
Qwen3 Coder Flash only
0
Like-for-like categories
0 of 9

Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.

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
GPT-5.6 Sol Pro not benchmarked, Qwen3 Coder Flash not benchmarked.
Widest category
No category has a result for both models.
Widest single gap
No benchmark has a result for both models.
Output price
GPT-5.6 Sol Pro $20.00 against Qwen3 Coder Flash $0.975 per million output tokens, 20.5x apart.
Context window
GPT-5.6 Sol Pro takes 1.05M tokens, Qwen3 Coder Flash 1M.

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.

CodingDirectional onlySix of these boards feed the Vibe Coding Index1 board, none shared
Coding benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
WeirdML89.4%Not measuredOnly GPT-5.6 Sol Pro measured
Neither model has a result on the other 37 boards here
IntelligenceNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Intelligence benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
Neither model has a result on 2 boards here
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
Agentic work benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
APEX-Agents51.4%Not measuredOnly GPT-5.6 Sol Pro measured
Neither model has a result on the other 38 boards here
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
Reasoning benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
SimpleBench71.7%Not measuredOnly GPT-5.6 Sol Pro measured
Chess puzzles68.0%Not measuredOnly GPT-5.6 Sol Pro measured
Neither model has a result on the other 19 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
Math benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
FrontierMath, tier 480.5%Not measuredOnly GPT-5.6 Sol Pro measured
Neither model has a result on the other 12 boards here
KnowledgeNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Knowledge benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
Neither model has a result on 17 boards here
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Web design benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
Neither model has a result on 9 boards here
GeneralDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
General benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
DTBench96.0%Not measuredOnly GPT-5.6 Sol Pro measured
LMCA59.2%Not measuredOnly GPT-5.6 Sol Pro measured
Neither model has a result on the other 44 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for GPT-5.6 Sol Pro and Qwen3 Coder Flash
BenchmarkGPT-5.6 Sol ProQwen3 Coder FlashLeader
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

GPT-5.6 Sol Pro$0.014Fits in one request
Qwen3 Coder Flash$0.0007Fits in one request

Qwen3 Coder Flash costs less

Repository review

50K input + 3K output tokens

GPT-5.6 Sol Pro$0.260Fits in one request
Qwen3 Coder Flash$0.013Fits in one request

Qwen3 Coder Flash costs less

Agent loop

200K input + 10K output tokens

GPT-5.6 Sol Pro$1.00Fits in one request
Qwen3 Coder Flash$0.049Fits in one request

Qwen3 Coder Flash 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 GPT-5.6 Sol Pro and Qwen3 Coder Flash
SpecificationOpenAI GPT-5.6 Sol ProQwen3 Coder Flash
MakerOpenAIQwen
WeightsNo public weights listedNo public weights listed
ReleasedJuly 9, 2026September 17, 2025
Context window1.05M1M
Input $/Mtok$4.00$0.195
Output $/Mtok$20.00$0.975
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved taskNot computableNot computable
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-5.6 Sol Pro better than Qwen3 Coder Flash for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. GPT-5.6 Sol Pro has the edge where the context window is larger, 1.05M against 1M tokens.

Which is cheaper, GPT-5.6 Sol Pro or Qwen3 Coder Flash?

GPT-5.6 Sol Pro costs $4.00 per million input tokens and $20.00 per million output tokens; Qwen3 Coder Flash costs $0.195 and $0.975. Cost per solved task is known for neither of them.

Which has the bigger context window, GPT-5.6 Sol Pro or Qwen3 Coder Flash?

GPT-5.6 Sol Pro, with 1.05M tokens against 1M.

How many benchmarks is the GPT-5.6 Sol Pro vs Qwen3 Coder Flash comparison based on?

0 benchmarks have a result for both models as of October 21, 2026. GPT-5.6 Sol Pro's coding index rests on 0 independent benchmarks and Qwen3 Coder Flash's on 0. Where only one model has a result, the page says so instead of naming a winner.

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