OpenAI compatible API · Attested · Public status
Google: Gemini 3.5 Flash Lite vs OpenAI: GPT-5.4 Mini
Compare Google: Gemini 3.5 Flash Lite and OpenAI: GPT-5.4 Mini 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
Google: Gemini 3.5 Flash Lite has the lower cheapest prompt+completion route on TrustedRouter. Google: Gemini 3.5 Flash Lite has more provider fallback routes, while Google: Gemini 3.5 Flash Lite has the larger context window. Probe-backed speed data is shown when enough recent samples exist.
$2.94/1MGoogle: Gemini 3.5 Flash Lite cheapest route
$5.5125/1MOpenAI: GPT-5.4 Mini cheapest route
not enough dataGoogle: Gemini 3.5 Flash Lite measured p50 TTFT
not enough dataOpenAI: GPT-5.4 Mini measured p50 TTFT
Google: Gemini 3.5 Flash LiteOpenAI: GPT-5.4 Mini
Model id
google/gemini-3.5-flash-liteopenai/gpt-5.4-mini
PublisherGoogle AI StudioOpenAI
Context1,048,576 tokens400,000 tokens
Provider routes44
Cheapest route$2.94/1M$5.5125/1M
Privacy posturehas ZDR routehas ZDR route
Modes
chat
chat
Google: Gemini 3.5 Flash Lite 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://gchircrcif.eu-west-3.awsapprunner.com/v1",
api_key="sk-tr-v1-..."
)
response = client.chat.completions.create(
model="google/gemini-3.5-flash-lite",
messages=messages,
)