> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Pricing

## Fields

| Field               | Type                                                                         | Required             | Description                                                                                                                                                                                                                                                                                                                                                                                                                          |
| ------------------- | ---------------------------------------------------------------------------- | -------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| `Audio`             | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per audio input token                                                                                                                                                                                                                                                                                                                                                                                                   |
| `AudioOutput`       | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per audio output token                                                                                                                                                                                                                                                                                                                                                                                                  |
| `Completion`        | `string`                                                                     | :heavy\_check\_mark: | Price in USD per token for completion (output) generation                                                                                                                                                                                                                                                                                                                                                                            |
| `Discount`          | `*float64`                                                                   | :heavy\_minus\_sign: | Fractional discount applied to this endpoint's pricing; the price is multiplied by (1 - discount) (0 = no discount, 1 = free)                                                                                                                                                                                                                                                                                                        |
| `Image`             | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per input image                                                                                                                                                                                                                                                                                                                                                                                                         |
| `ImageOutput`       | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per output image                                                                                                                                                                                                                                                                                                                                                                                                        |
| `ImageToken`        | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per image token                                                                                                                                                                                                                                                                                                                                                                                                         |
| `InputAudioCache`   | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per cached audio input token                                                                                                                                                                                                                                                                                                                                                                                            |
| `InputCacheRead`    | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per cached input token (read)                                                                                                                                                                                                                                                                                                                                                                                           |
| `InputCacheWrite`   | `*string`                                                                    | :heavy\_minus\_sign: | Price per cache-write token, in USD per token. For providers with multiple cache TTLs (e.g. Anthropic), this is the default (5-minute) cache-write rate.                                                                                                                                                                                                                                                                             |
| `InputCacheWrite1h` | `*string`                                                                    | :heavy\_minus\_sign: | Price per 1-hour cache-write token, in USD per token. Only present for providers that price an extended (1-hour) cache TTL separately, such as Anthropic.                                                                                                                                                                                                                                                                            |
| `InternalReasoning` | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per internal reasoning token                                                                                                                                                                                                                                                                                                                                                                                            |
| `Overrides`         | \[][components.PricingOverride](../../models/components/pricingoverride.mdx) | :heavy\_minus\_sign: | Conditional overrides of the base pricing (e.g. long-context or time-based pricing). An entry applies when all of its condition fields (e.g. min\_prompt\_tokens, or the utc\_start/utc\_end time window) match the request; among applicable entries, later entries win per key; price keys absent from an entry inherit the base price. The top-level pricing keys always reflect the price that applies under default conditions. |
| `Prompt`            | `string`                                                                     | :heavy\_check\_mark: | Price in USD per token for prompt (input) processing                                                                                                                                                                                                                                                                                                                                                                                 |
| `Request`           | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per request                                                                                                                                                                                                                                                                                                                                                                                                             |
| `WebSearch`         | `*string`                                                                    | :heavy\_minus\_sign: | Price in USD per web search                                                                                                                                                                                                                                                                                                                                                                                                          |