OpenAI compatible API · Attested · Public status

Qwen: Qwen3.8 27B vs grok-4-1-fast-reasoning

Qwen: Qwen3.8 27B vs grok-4-1-fast-reasoning: compare current API pricing, context, provider routes, privacy, p50 latency, and OpenAI-compatible access.

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

Monthly evidence

Qwen: Qwen3.8 27B has the lower published input-plus-output rate, more Credits provider routes and the lower measured p50 time to first token.

$0.385075/1MQwen: Qwen3.8 27B cheapest route

$0.7385/1Mgrok-4-1-fast-reasoning cheapest route

857 msQwen: Qwen3.8 27B fastest measured p50 TTFT via telnyx

2260 msgrok-4-1-fast-reasoning fastest measured p50 TTFT via azure

The price comparison adds each route's rate for one million input tokens and one million output tokens; your cost depends on your input/output mix. Prices and live route measurements can change. Use the monthly reports when you need a stable evidence window, then run a small task-specific eval before choosing a production default.

Qwen: Qwen3.8 27Bgrok-4-1-fast-reasoning

Model idqwen/qwen3.8-27bx-ai/grok-4.1-fast-reasoning

Publisher DeepInfra xAI Grok

AI IQ IQ 110#59 —

Context262,144 tokens0 tokens

Credits provider routes131

Cheapest route$0.385075/1M$0.7385/1M

Cached input$0.015825/1M to $0.16669/1MNot published

Privacy posturehas ZDR routeprovider posture varies

Fastest measured p50 TTFT857 ms via telnyx2260 ms via azure

Highest measured throughputnot enough datanot enough data

Recent route uptime range87.60% to 100.00%100.00%

Modes chat chat

Qwen: Qwen3.8 27B routes

Overview13 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

grok-4-1-fast-reasoning routes

Overview1 Credits routes

Related comparisons

Browse every comparison

Qwen: Qwen3.8 27B vs Z.ai: GLM 5.241 combined provider routes
Qwen: Qwen3.8 27B vs Z.ai: GLM 5.339 combined provider routes
Qwen: Qwen3.8 27B vs Z.ai: GLM 5.3 Flash38 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs Qwen: Qwen3.8 27B37 combined provider routes
MoonshotAI: Kimi K3 vs Qwen: Qwen3.8 27B37 combined provider routes
OpenAI: gpt-oss-120b vs Qwen: Qwen3.8 27B35 combined provider routes
MoonshotAI: Kimi K2.6 vs Qwen: Qwen3.8 27B32 combined provider routes
DeepSeek: DeepSeek V4 Pro 0423 vs Qwen: Qwen3.8 27B30 combined provider 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="qwen/qwen3.8-27b",
    messages=messages,
)

Questions

Which should I use, Qwen: Qwen3.8 27B or grok-4-1-fast-reasoning?

Qwen: Qwen3.8 27B has the lower published input-plus-output rate, more Credits provider routes and the lower measured p50 time to first token.

Is Qwen: Qwen3.8 27B or grok-4-1-fast-reasoning cheaper?

The current cheapest TrustedRouter route is $0.385075/1M for Qwen: Qwen3.8 27B and $0.7385/1M for grok-4-1-fast-reasoning. The comparison uses current catalog prices and updates as provider pricing changes.

Is Qwen: Qwen3.8 27B or grok-4-1-fast-reasoning faster?

Current measured p50 time to first token is 857 ms for Qwen: Qwen3.8 27B and 2260 ms for grok-4-1-fast-reasoning. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Qwen: Qwen3.8 27B and grok-4-1-fast-reasoning with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between qwen/qwen3.8-27b and x-ai/grok-4.1-fast-reasoning. This makes side-by-side evals possible without maintaining two provider integrations.