OpenAI compatible API · Attested · Public status

Mistral: Codestral 2508 vs Z.ai: GLM 5.2

Codestral 2508 vs Z.ai: GLM 5.2: 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

Mistral: Codestral 2508 has the lower cheapest prompt+completion route on TrustedRouter. Z.ai: GLM 5.2 has more provider fallback routes, while Z.ai: GLM 5.2 has the larger context window. Current TrustedRouter probes show Z.ai: GLM 5.2 with the lower p50 TTFT.

$1.266/1MMistral: Codestral 2508 cheapest route

$2.2999/1MZ.ai: GLM 5.2 cheapest route

1100 msMistral: Codestral 2508 fastest measured p50 TTFT via mistral

693 msZ.ai: GLM 5.2 fastest measured p50 TTFT via parasail

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.

Mistral: Codestral 2508Z.ai: GLM 5.2

Model idmistralai/codestral-2508z-ai/glm-5.2

Publisher Mistral Z.AI

AI IQ — IQ 120#27

Context256,000 tokens1,048,576 tokens

Credits provider routes131

Cheapest route$1.266/1M$2.2999/1M

Cached inputNot published$0.110775/1M to $0.73006/1M

Privacy postureprovider posture varieshas provider E2EE route

Fastest measured p50 TTFT1100 ms via mistral693 ms via parasail

Highest measured throughputnot enough data135 tok/s via together

Recent route uptime range100.00%33.33% to 100.00%

Modes chat chat

Mistral: Codestral 2508 routes

Overview1 Credits routes

Z.ai: GLM 5.2 routes

Overview31 Credits routes
PricingInput, cached input, and output rates
BenchmarksTrustedRouter and external sources
ProvidersAll serving providers

Related comparisons

Browse every comparison

MoonshotAI: Kimi K3 vs Z.ai: GLM 5.254 combined provider routes
DeepSeek: DeepSeek V4 Flash 0731 vs Z.ai: GLM 5.253 combined provider routes
Z.ai: GLM 5.2 vs Z.ai: GLM 5.353 combined provider routes
Z.ai: GLM 5.2 vs Z.ai: GLM 5.3 Flash51 combined provider routes
MoonshotAI: Kimi K2.6 vs Z.ai: GLM 5.250 combined provider routes
OpenAI: gpt-oss-120b vs Z.ai: GLM 5.250 combined provider routes
DeepSeek: DeepSeek V4 Flash 0423 vs Z.ai: GLM 5.249 combined provider routes
DeepSeek: DeepSeek V4 Pro 0423 vs Z.ai: GLM 5.247 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="mistralai/codestral-2508",
    messages=messages,
)

Questions

Which should I use, Mistral: Codestral 2508 or Z.ai: GLM 5.2?

Is Mistral: Codestral 2508 or Z.ai: GLM 5.2 cheaper?

The current cheapest TrustedRouter route is $1.266/1M for Mistral: Codestral 2508 and $2.2999/1M for Z.ai: GLM 5.2. The comparison uses current catalog prices and updates as provider pricing changes.

Is Mistral: Codestral 2508 or Z.ai: GLM 5.2 faster?

Current measured p50 time to first token is 1100 ms for Mistral: Codestral 2508 and 693 ms for Z.ai: GLM 5.2. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Mistral: Codestral 2508 and Z.ai: GLM 5.2 with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between mistralai/codestral-2508 and z-ai/glm-5.2. This makes side-by-side evals possible without maintaining two provider integrations.