OpenAI compatible API · Attested · Public status

Qwen: Qwen3.5-27B vs GLM 5.2 Fast on Fireworks

Compare Qwen: Qwen3.5-27B and GLM 5.2 Fast on Fireworks by providers, context, price, and TrustedRouter route support.

Verify gateway

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: Qwen3.5-27B has the lower cheapest prompt+completion route on TrustedRouter. Qwen: Qwen3.5-27B has more provider fallback routes, while GLM 5.2 Fast on Fireworks has the larger context window. Probe-backed speed data is shown when enough recent samples exist.

$2.3625/1MQwen: Qwen3.5-27B cheapest route

$9.135/1MGLM 5.2 Fast on Fireworks cheapest route

not enough dataQwen: Qwen3.5-27B measured p50 TTFT

not enough dataGLM 5.2 Fast on Fireworks measured p50 TTFT

Qwen: Qwen3.5-27BGLM 5.2 Fast on Fireworks

Model idqwen/qwen3.5-27bz-ai/glm-5.2-fast

PublisherDeepInfraZ.AI

AI IQ — —

Context262,144 tokens1,048,576 tokens

Provider routes86

Cheapest route$2.3625/1M$9.135/1M

Privacy postureprovider posture variesprovider posture varies

Modes chat chat

Qwen: Qwen3.5-27B routes

Overview8 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

GLM 5.2 Fast on Fireworks routes

Overview6 endpoints
PricingPrompt and completion rates
ProvidersAll serving providers

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="qwen/qwen3.5-27b",
    messages=messages,
)