Calculate the cost of using csm-1b from OpenRouter for your AI applications
Pricing data last updated:
Mode: Chat
Max: 4,096 tokens
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csm-1b is a chat model from OpenRouter, one of 355 chat models they offer. It is priced at $7.00 per 1M input tokens, ranking 2535 out of 2661 chat models by cost and cheaper than 5% of models in this category. csm-1b supports structured output. It accepts up to 4K 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 4,096 input tokens.
At $7.00 per 1M input tokens, csm-1b ranks 2535 out of 2661 chat models by input cost. It is more expensive compared to the median of $0.50 for chat models, and is cheaper than 5% of models in this category.
csm-1b is one of 355 OpenRouter chat models, with support for structured output.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs csm-1b |
|---|---|---|---|---|
| anthropic.claude-opus-4-8 | AWS Bedrock | $6.00 | $30.00 | -14% |
| us-gov.anthropic.claude-opus-4-8 | AWS Bedrock | $6.00 | $30.00 | -14% |
| anthropic.claude-v1 | AWS Bedrock | $8.00 | $24.00 | +14% |
Similar chat models from other providers
No. csm-1b costs $7.00 per 1M input tokens while anthropic.claude-opus-4-8 costs $6.00 per 1M input tokens, making anthropic.claude-opus-4-8 14% more affordable for input. However, csm-1b may offer different capabilities or performance characteristics that justify the price difference.
csm-1b input pricing is $7.00 per 1M tokens, which is 1300% above the median of $0.50 for chat models. It ranks 2535 out of 2661 chat models by input cost, making it cheaper than 5% of models in this category.
Among OpenRouter's 355 chat models, csm-1b ranks 325 by input cost.
The most comparable chat models to csm-1b are: anthropic.claude-opus-4-8 from AWS Bedrock ($6.00/1M input tokens); us-gov.anthropic.claude-opus-4-8 from AWS Bedrock ($6.00/1M input tokens); anthropic.claude-v1 from AWS Bedrock ($8.00/1M input tokens); anthropic.claude-v2:1 from AWS Bedrock ($8.00/1M 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.
csm-1b 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.