OpenAI compatible API · Attested · Public status

Qwen3.7 Max 2026 05 20 vs Z.ai: GLM 5.1

Qwen3.7 Max 2026 05 20 vs Z.ai: GLM 5.1: 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

Z.ai: GLM 5.1 has the lower cheapest prompt+completion route on TrustedRouter. Z.ai: GLM 5.1 has more provider fallback routes, while Qwen3.7 Max 2026 05 20 has the larger context window. Probe-backed speed data is shown when enough recent samples exist.

$10.55/1MQwen3.7 Max 2026 05 20 cheapest route

$4.2833/1MZ.ai: GLM 5.1 cheapest route

not enough dataQwen3.7 Max 2026 05 20 fastest measured p50 TTFT

998 msZ.ai: GLM 5.1 fastest measured p50 TTFT via friendli

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.

Qwen3.7 Max 2026 05 20Z.ai: GLM 5.1

Model idqwen/qwen3.7-max-2026-05-20z-ai/glm-5.1

Publisher Alibaba Cloud Model Studio Z.AI

AI IQ — IQ 114#39

Context1,048,576 tokens204,800 tokens

Provider routes124

Cheapest route$10.55/1M$4.2833/1M

Privacy postureprovider posture varieshas provider E2EE route

Fastest measured p50 TTFTnot enough data998 ms via friendli

Highest measured throughputnot enough datanot enough data

Recent route uptime range100.00%100.00%

Modes chat chat

Qwen3.7 Max 2026 05 20 routes

Overview1 endpoints

Z.ai: GLM 5.1 routes

Overview24 endpoints
PricingPrompt and completion rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

Related comparisons

Browse every comparison

Z.ai: GLM 5.1 vs Z.ai: GLM 5.278 combined provider routes
MoonshotAI: Kimi K3 vs Z.ai: GLM 5.162 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs Z.ai: GLM 5.160 combined provider routes
OpenAI: gpt-oss-120b vs Z.ai: GLM 5.159 combined provider routes
MoonshotAI: Kimi K2.6 vs Z.ai: GLM 5.156 combined provider routes
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.155 combined provider routes
Google: Gemma 4 31B vs Z.ai: GLM 5.154 combined provider routes
DeepSeek: DeepSeek V4 Pro 0423 vs Z.ai: GLM 5.151 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/qwen3.7-max-2026-05-20",
    messages=messages,
)

Questions

Which should I use, Qwen3.7 Max 2026 05 20 or Z.ai: GLM 5.1?

Is Qwen3.7 Max 2026 05 20 or Z.ai: GLM 5.1 cheaper?

The current cheapest TrustedRouter route is $10.55/1M for Qwen3.7 Max 2026 05 20 and $4.2833/1M for Z.ai: GLM 5.1. The comparison uses current catalog prices and updates as provider pricing changes.

Is Qwen3.7 Max 2026 05 20 or Z.ai: GLM 5.1 faster?

Current measured p50 time to first token is not enough data for Qwen3.7 Max 2026 05 20 and 998 ms for Z.ai: GLM 5.1. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Qwen3.7 Max 2026 05 20 and Z.ai: GLM 5.1 with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between qwen/qwen3.7-max-2026-05-20 and z-ai/glm-5.1. This makes side-by-side evals possible without maintaining two provider integrations.