Compare

Qwen 3.5 397B A17B vs GPT-5.6 Sol

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 2 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

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Qwen 3.5 397B A17B
alibaba/qwen3.5-397b-a17b
GPT-5.6 Sol
openai/gpt-5.6-sol
Provider
Alibaba
OpenAI
Family
Qwen
GPT-5
Modality
text
text
Context window
262,144 tok
1,050,000 tok
Max output
32,768 tok
128,000 tok
Released
2026-05-22
2026-07-10
License
Open-weight
Proprietary
Input price
$0.600 /1M
$5.00 /1M
Output price
$3.60 /1M
$30.00 /1M
Tools
yes
yes
Streaming
yes
yes
Vision
yes
JSON mode
yes
yes
Reasoning
yes
yes
Prompt caching
Batch API
Try it
Open in playground →
Open in playground →
Qwen 3.5 397B A17B
alibaba/qwen3.5-397b-a17b
Full spec →

Alibaba's Qwen 3.5 is a 397B-parameter mixture-of-experts model with 17B active parameters, offering strong reasoning capabilities with efficient inference.

Strengths
  • MoE efficiency: 17B active of 397B
  • Strong reasoning at low cost
  • 262k context
Use cases
Production chatMulti-lingualCost-sensitive reasoning
GPT-5.6 Sol
openai/gpt-5.6-sol
Full spec →

GPT-5.6 Sol is OpenAI's frontier GPT-5.6 model for complex professional work, using the Responses API for reasoning and stateful context management.

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows

Compare with another

Claude Opus 5 vs GPT-5.6 Sol
anthropic/claude-opus-5 · openai/gpt-5.6-sol
Claude Opus 5 vs Qwen 3.5 397B A17B
anthropic/claude-opus-5 · alibaba/qwen3.5-397b-a17b
Grok 4.5 vs GPT-5.6 Sol
xai/grok-4.5 · openai/gpt-5.6-sol
Grok 4.5 vs Qwen 3.5 397B A17B
xai/grok-4.5 · alibaba/qwen3.5-397b-a17b
Kimi K3 vs GPT-5.6 Sol
moonshot/kimi-k3 · openai/gpt-5.6-sol
Kimi K3 vs Qwen 3.5 397B A17B
moonshot/kimi-k3 · alibaba/qwen3.5-397b-a17b
Gemini 3.6 Flash vs GPT-5.6 Sol
google/gemini-3.6-flash · openai/gpt-5.6-sol
Gemini 3.6 Flash vs Qwen 3.5 397B A17B
google/gemini-3.6-flash · alibaba/qwen3.5-397b-a17b
GPT-5.6 Sol vs Claude Fable 5
openai/gpt-5.6-sol · anthropic/claude-fable-5
SWITCH BETWEEN THEM

One key, all 2, one line different.

from openai import OpenAI

client = OpenAI(
    base_url="https://api.aigateway.sh/v1",
    api_key="sk-aig-...",
)

# Qwen 3.5 397B A17B
client.chat.completions.create(
    model="alibaba/qwen3.5-397b-a17b",
    messages=[{"role":"user","content":"hello"}],
)

# GPT-5.6 Sol
client.chat.completions.create(
    model="openai/gpt-5.6-sol",
    messages=[{"role":"user","content":"hello"}],
)
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