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Head-to-head comparison

GPT-5.6 Sol vs Qwen3.8 Max (0902)

GPT-5.6 Sol (OpenAI) and Qwen3.8 Max (0902) (Qwen) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 15 September 2026

As of 15 September 2026, Qwen3.8 Max (0902) holds the stronger ModelCap Index position (#5 vs #7); and Qwen3.8 Max (0902) is 1.7× cheaper per output token ($6.00/1M vs $10.00/1M).

Which should you choose?

Choose GPT-5.6 Sol if…

  • you want provider choice — 3 listed API providers against 1.
  • AA Intelligence Index is your yardstick — 47.1 against 45.4.
  • AA Humanity's Last Exam is your yardstick — 49.5% against 43.1%.

Choose Qwen3.8 Max (0902) if…

  • you want the stronger overall ModelCap Index position — #5 against #7 (83.2 vs 82.4 points).
  • API cost matters — $6.00/1M output tokens against $10.00/1M, about 1.7× cheaper.
  • you want the more recently listed model — Qwen3.8 Max (0902) was listed 3 September 2026, GPT-5.6 Sol 9 July 2026.

GPT-5.6 Sol vs Qwen3.8 Max (0902): specs, pricing and context

Specification comparison of GPT-5.6 Sol and Qwen3.8 Max (0902)
FieldGPT-5.6 SolOpenAIQwen3.8 Max (0902)Qwen
ModelCap Index position#7#5
Index score82.483.2
EvidenceMeasuredMeasured
Input price / 1M tokens$2.00$2.00
Output price / 1M tokens$10.00$6.00
Context window1M tokens1M tokens
Max output tokens128K131K
API providers listed31
Weight accessAPI onlyAPI only
Input modalitiesFile, Image, TextText, Image, Video
First listed9 July 20263 September 2026
PublisherOpenAIQwen

Evidence: 7 public benchmark observations across 7 boards · 1 public benchmark observation across 1 board. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: GPT-5.6 Sol vs Qwen3.8 Max (0902)

Public benchmark boards where GPT-5.6 Sol or Qwen3.8 Max (0902) has a published result
BoardGPT-5.6 SolQwen3.8 Max (0902)Leads
Arena codingArena (LMArena)15281520–1536X-High—Only one result
LMArena AgentLMArena7.4%6.0%–8.8%X-High—Only one result
ARC-AGI-2ARC Prize Foundation92.5%Max—Only one result
ARC-AGI-3ARC Prize Foundation7.8%Max—Only one result
AA Intelligence IndexArtificial Analysis47.1intelligence-index:v4.3:max45.4intelligence-index:v4.3:reasoning-unspecifiedGPT-5.6 Sol
AA τ²-Bench TelecomArtificial Analysis85.1%tau2:telecom:dual-control:pass-at-1:3-repeats:source-model="GPT-5.6 Sol (max)":reasoning=true—Only one result
AA Humanity's Last ExamArtificial Analysis49.5%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="GPT-5.6 Sol (max)":reasoning=true43.1%hle:may-2025:text-only-2158:no-tools:pass-at-1:source-model="Qwen3.8 Max (0902)":reasoning=trueGPT-5.6 Sol
Terminal-Bench 4.0Terminal-Bench (Laude Institute)37.3%33.5%–41.1%Codex · Max—Only one result
WildClawBench OpenClawWildClawBench67.2—Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

GPT-5.6 Sol vs Qwen3.8 Max (0902): common questions

Is GPT-5.6 Sol better than Qwen3.8 Max (0902)?

Qwen3.8 Max (0902) ranks higher on the ModelCap Index as of 15 September 2026: #5 against #7. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.

Is GPT-5.6 Sol cheaper than Qwen3.8 Max (0902)?

Qwen3.8 Max (0902) is cheaper on output tokens: $6.00/1M against $10.00/1M. Input tokens are $2.00/1M for GPT-5.6 Sol and $2.00/1M for Qwen3.8 Max (0902). Prices are the lowest listed API offer ModelCap observed, in USD per million tokens. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $9.00 for GPT-5.6 Sol versus $7.00 for Qwen3.8 Max (0902). Qwen3.8 Max (0902) costs 22.2% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.

Which has the bigger context window, GPT-5.6 Sol or Qwen3.8 Max (0902)?

Both publish a 1M-token context window.

Which is better for coding, GPT-5.6 Sol or Qwen3.8 Max (0902)?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are GPT-5.6 Sol and Qwen3.8 Max (0902) open-weight models?

GPT-5.6 Sol: API only. Qwen3.8 Max (0902): API only. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run GPT-5.6 Sol and Qwen3.8 Max (0902)?

ModelCap currently lists 3 API providers for GPT-5.6 Sol and 1 for Qwen3.8 Max (0902), from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this GPT-5.6 Sol vs Qwen3.8 Max (0902) comparison?

Every figure comes from the sealed ModelCap dataset published 15 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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