OpenAI compatible API · Attested · Public status
DeepSeek: DeepSeek V4 Flash 0731 vs Qwen: Qwen3.5-35B-A3B
Compare DeepSeek: DeepSeek V4 Flash 0731 and Qwen: Qwen3.5-35B-A3B by providers, context, price, and TrustedRouter route support.
Onebase URL to migrate
100sof models and routes
0prompt or output logs. Always.
Compare routesProviders, price, context, and policy posture in one view.
Use auto when uptime mattersKeep a primary model and let fallback handle provider failures.
Same API shapeUse the OpenAI client and set the model you want.
Practical read
DeepSeek: DeepSeek V4 Flash 0731 has the lower cheapest prompt+completion route on TrustedRouter. DeepSeek: DeepSeek V4 Flash 0731 has more provider fallback routes, while DeepSeek: DeepSeek V4 Flash 0731 has the larger context window. Current TrustedRouter probes show DeepSeek: DeepSeek V4 Flash 0731 with the lower p50 TTFT.
$0.2835/1MDeepSeek: DeepSeek V4 Flash 0731 cheapest route
$1.197/1MQwen: Qwen3.5-35B-A3B cheapest route
1619 msDeepSeek: DeepSeek V4 Flash 0731 measured p50 TTFT
1815 msQwen: Qwen3.5-35B-A3B measured p50 TTFT
DeepSeek: DeepSeek V4 Flash 0731Qwen: Qwen3.5-35B-A3B
Model id
deepseek/deepseek-v4-flash-0731qwen/qwen3.5-35b-a3b
PublisherDeepSeekDeepInfra
AI IQ
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Context1,048,576 tokens262,144 tokens
Provider routes149
Cheapest route$0.2835/1M$1.197/1M
Privacy postureprovider posture varieshas ZDR route
Modes
chat
chat
DeepSeek: DeepSeek V4 Flash 0731 routes
Production choice
Pick a default model. Keep fallback enabled.
TrustedRouter is useful when you know the model you want, but still need provider rollover, budget limits, usage records, and a prompt path you can verify.
OpenAI clientPython
client = OpenAI(
base_url="https://api.trustedrouter.com/v1",
api_key="sk-tr-v1-..."
)
response = client.chat.completions.create(
model="deepseek/deepseek-v4-flash-0731",
messages=messages,
)