OpenAI compatible API · Attested · Public status
DeepSeek: DeepSeek V3.1 Terminus vs Qwen: Qwen3.5-9B
Compare DeepSeek: DeepSeek V3.1 Terminus and Qwen: Qwen3.5-9B 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
Qwen: Qwen3.5-9B has the lower cheapest prompt+completion route on TrustedRouter. Qwen: Qwen3.5-9B has more provider fallback routes, while Qwen: Qwen3.5-9B has the larger context window. Current TrustedRouter probes show Qwen: Qwen3.5-9B with the lower p50 TTFT.
$1.281/1MDeepSeek: DeepSeek V3.1 Terminus cheapest route
$0.2625/1MQwen: Qwen3.5-9B cheapest route
2306 msDeepSeek: DeepSeek V3.1 Terminus measured p50 TTFT
476 msQwen: Qwen3.5-9B measured p50 TTFT
DeepSeek: DeepSeek V3.1 TerminusQwen: Qwen3.5-9B
Model id
deepseek/deepseek-v3.1-terminusqwen/qwen3.5-9b
PublisherDeepSeekDeepInfra
Context163,840 tokens262,144 tokens
Provider routes78
Cheapest route$1.281/1M$0.2625/1M
Privacy postureprovider posture varieshas ZDR route
Modes
chat
chat
DeepSeek: DeepSeek V3.1 Terminus 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-v3.1-terminus",
messages=messages,
)