Calculate the cost of using glm-4.5-air from OpenRouter for your AI applications
Pricing data last updated:
Mode: Chat
Max: 131,072 tokens
Max: 98,304 tokens
Built for enterprise-grade reliability, governance, and scale. Deploy in seconds.
glm-4.5-air is a chat model from OpenRouter, one of 433 chat models they offer. It is priced at $0.13 per 1M input tokens and $0.85 per 1M output tokens, ranking 482 out of 2832 chat models by cost and cheaper than 83% of models in this category. glm-4.5-air supports function calling, reasoning, prompt caching. It accepts up to 131K input tokens.
Note: Use the interactive calculator above to estimate costs for your specific usage patterns.
Use the maximum token limits shown above to understand the model's capacity. This model can handle up to 131,072 input tokens. The maximum output length is 98,304 tokens.
At $0.13 per 1M input tokens and $0.85 per 1M output tokens, glm-4.5-air ranks 482 out of 2832 chat models by input cost. It is more affordable compared to the median of $0.55 for chat models, and is cheaper than 83% of models in this category.
glm-4.5-air is one of 433 OpenRouter chat models, with support for function calling, reasoning, prompt caching.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs glm-4.5-air |
|---|---|---|---|---|
| DeepSeek-V4-Flash | Tensormesh | $0.14 | $0.28 | +8% |
| gemma-4-31B-it | Tensormesh | $0.14 | $0.56 | +8% |
| gpt-oss-120b | Tensormesh | $0.15 | $0.60 | +15% |
Similar chat models from other providers
Yes. glm-4.5-air costs $0.13 per 1M input tokens compared to DeepSeek-V4-Flash's $0.14 per 1M input tokens, making it 8% more affordable. Both are chat models and share support for function calling, reasoning, prompt caching, structured output.
glm-4.5-air input pricing is $0.13 per 1M tokens, which is 76% below the median of $0.55 for chat models. It ranks 482 out of 2832 chat models by input cost, making it cheaper than 83% of models in this category. For output, it costs $0.85 per 1M tokens compared to the median of $1.50.
Among OpenRouter's 433 chat models, glm-4.5-air ranks 82 by input cost.
The most comparable chat models to glm-4.5-air are: DeepSeek-V4-Flash from Tensormesh ($0.14/1M input tokens); gemma-4-31B-it from Tensormesh ($0.14/1M input tokens); gpt-oss-120b from Tensormesh ($0.15/1M input tokens); deepseek-v4-flash from DeepSeek ($0.14/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.
You can monitor OpenRouter service health in real time on the Bifrost OpenRouter Status page. It tracks current component status, active incidents, and historical reliability data pulled from the official status page every 60 seconds.
glm-4.5-air is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $0.13 and generating 1M output tokens costs $0.85.