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GLM 5

Chat model by Z-AI.

Z-AI language model featuring a extended context window. Engineered for dialogue, instruction following, and versatile text generation.

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Models / GLM 5ID: vertex_ai/zai-org/glm-5-maas

Maker

Z-AI

Served On: Google Vertex AI · Also served via AWS Bedrock

Specifications

Context window, ranked against other chat models

Proportional scale: 0 to 1.05M tokens. Not ranked, no published context window: qwen-plus-2025-09-11, voxtral-small-24b-2507, qwen3.6-plus-2026-04-02.

Context window

—

Max output

—

Modality

chat

Vision
Function calling
System prompt

Pricing

Rates are read live

Pricing for glm-5-maas is fetched from the live catalogue on load, so it is never served from a cache that could outlive a repricing.

Provider-Reported Capabilities

What the hosting provider reports for this model, shown as it was returned. nRouter adds nothing to this report and infers nothing that is missing from it.

Version ID versionId

001

Launch Stage launchStage

EXPERIMENTAL

Open Source Category openSourceCategory

THIRD_PARTY_OWNED_OSS

Availability

Not enough data yet

We have not collected enough health probes for this model to publish an uptime or latency figure. A percentage from a handful of samples is fabricated precision, so none is shown until the sample count supports one.

How GLM 5 is billed

Billed at the provider's list price, with no per-token markup.

Exact list price
Tokens settle at the published rate of the model that served your call.
Cache discounts passed through
Provider prompt-caching discounts reach your balance with no added fee.
Cost on every response
Each response carries the x-nr-request-cost header, so you can reconcile spend per request.

More from Z-AI

zai-org/GLM-4.6glm-5.2-maasglm-5.2-fast-previewglm-4.7-maas

Start building with glm-5-maas

One API key, three steps. Choose your tool to begin.

  1. Get a key

    Create API key

  2. Set your API key

    export NROUTER_API_KEY="<YOUR_API_KEY>"

  3. Configure Claude Code

    Choose a tool, then copy its setup from the panel.

npm install -g @anthropic-ai/claude-code
Claude Code · vertex_ai/zai-org/glm-5-maas
# Point Claude Code to nRouter gateway
export ANTHROPIC_BASE_URL="https://api.nrouter.ai"
export ANTHROPIC_API_KEY="$NROUTER_API_KEY"

# Launch with vertex_ai/zai-org/glm-5-maas
claude --model vertex_ai/zai-org/glm-5-maas

FAQs

What is GLM 5?

Z-AI language model featuring a extended context window. Engineered for dialogue, instruction following, and versatile text generation.

How much does GLM 5 cost?

GLM 5 is billed at the provider's list price on nRouter with no per-token markup — tokens settle at the exact upstream rate. Input and output rates are read live, so see the pricing section above for the current figures.

Does GLM 5 support tool calling and structured outputs?

No. GLM 5 does not support tool calling, so it cannot invoke external tools or functions.

What inputs and outputs does GLM 5 support?

GLM 5 takes text as input and returns text as output.

How do I use GLM 5 via nRouter?

Use any OpenAI-compatible client: point it at https://api.nrouter.ai/v1 with your nRouter API key and set the model to "vertex_ai/zai-org/glm-5-maas". The quick-start panel above has a copy-paste curl command for this model.

When was GLM 5 released?

GLM 5 was released on October 6, 2026.

Where is the GLM 5 documentation?

Start at nrouter.ai/docs. The quick-start guide (nrouter.ai/docs/getting-started/quick-start) covers API keys and your first request, and the API reference (nrouter.ai/docs/api-reference) lists every parameter.

What other text models does Z-AI have?

Other Z-AI text models on nRouter include GLM 4.6 (nrouter.ai/models/zai-org-glm-4.6), GLM 5.2 (nrouter.ai/models/glm-5.2-maas), GLM 5.2 Fast Preview (nrouter.ai/models/glm-5.2-fast-preview), GLM 4.7 (nrouter.ai/models/glm-4.7-maas).