Last refreshed 2026-06-15. Next refresh: weekly.
Why use GLM-4.5 on OpenRouter?
OpenRouter offers GLM-4.5 with pay-as-you-go pricing at $0.60/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare GLM-4.5 across 4 providers to find the best fit for your use caseInput / 1M
$0.60
Output / 1M
$2.20
Cache
Not sourced
Batch
Not sourced
Setup recipe
Docs fallbackInstall
Use the provider REST API or SDKAuth
Create a provider API keyCall
model: z-ai/glm-4.5Model ID
z-ai/glm-4.5Request example
Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID
z-ai/glm-4.5.Gotchas
- Use provider model ID "z-ai/glm-4.5", not the LLMReference slug "glm-4.5".
Compare GLM-4.5 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Fireworks AI | $0.90 | $0.90 |
| OpenRouter | $0.60 | $2.20 |
| Vercel AI Gateway | $0.60 | $2.20 |
| Novita AI | $0.60 | $2.20 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.60 |
| Output tokens | $2.20 |
Capabilities
Structured Outputs
About GLM-4.5
GLM-4.5 is Tsinghua Knowledge Engineering Group (THUDM)'s GLM-4 model. It offers a 128K-token context window.
Get Started
Model Specs
Released2025-01-01
Parameters355B (32B active)
Context128k
ArchitectureDecoder Only