Skip to content

fix(ai): Add deprecation tag to totalBillableCharacters #9090

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jun 18, 2025
Merged

fix(ai): Add deprecation tag to totalBillableCharacters #9090

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions .changeset/old-candles-confess.md
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
'@firebase/ai': patch
---

Add deprecation label to `totalBillableCharacters`. `totalTokens` should be used instead.
1 change: 1 addition & 0 deletions common/api-review/ai.api.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -164,6 +164,7 @@ export interface CountTokensRequest {
// @public
export interface CountTokensResponse {
promptTokensDetails?: ModalityTokenCount[];
// @deprecated (undocumented)
totalBillableCharacters?: number;
totalTokens: number;
}
Expand Down
11 changes: 7 additions & 4 deletions docs-devsite/ai.counttokensresponse.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@ export interface CountTokensResponse
| Property | Type | Description |
| --- | --- | --- |
| [promptTokensDetails](./ai.counttokensresponse.md#counttokensresponseprompttokensdetails) | [ModalityTokenCount](./ai.modalitytokencount.md#modalitytokencount_interface)<!-- -->\[\] | The breakdown, by modality, of how many tokens are consumed by the prompt. |
| [totalBillableCharacters](./ai.counttokensresponse.md#counttokensresponsetotalbillablecharacters) | number | The total number of billable characters counted across all instances from the request.<!-- -->This property is only supported when using the Vertex AI Gemini API ([VertexAIBackend](./ai.vertexaibackend.md#vertexaibackend_class)<!-- -->). When using the Gemini Developer API ([GoogleAIBackend](./ai.googleaibackend.md#googleaibackend_class)<!-- -->), this property is not supported and will default to 0. |
| [totalBillableCharacters](./ai.counttokensresponse.md#counttokensresponsetotalbillablecharacters) | number | |
| [totalTokens](./ai.counttokensresponse.md#counttokensresponsetotaltokens) | number | The total number of tokens counted across all instances from the request. |

## CountTokensResponse.promptTokensDetails
Expand All @@ -38,9 +38,12 @@ promptTokensDetails?: ModalityTokenCount[];

## CountTokensResponse.totalBillableCharacters

The total number of billable characters counted across all instances from the request.

This property is only supported when using the Vertex AI Gemini API ([VertexAIBackend](./ai.vertexaibackend.md#vertexaibackend_class)<!-- -->). When using the Gemini Developer API ([GoogleAIBackend](./ai.googleaibackend.md#googleaibackend_class)<!-- -->), this property is not supported and will default to 0.
> Warning: This API is now obsolete.
>
> Use `totalTokens` instead. This property is undefined when using models greater than `gemini-1.5-*`<!-- -->.
>
> The total number of billable characters counted across all instances from the request.
>

<b>Signature:</b>

Expand Down
5 changes: 2 additions & 3 deletions packages/ai/src/types/responses.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -270,11 +270,10 @@ export interface CountTokensResponse {
*/
totalTokens: number;
/**
* @deprecated Use `totalTokens` instead. This property is undefined when using models greater than `gemini-1.5-*`.
*
* The total number of billable characters counted across all instances
* from the request.
*
* This property is only supported when using the Vertex AI Gemini API ({@link VertexAIBackend}).
* When using the Gemini Developer API ({@link GoogleAIBackend}), this property is not supported and will default to 0.
*/
totalBillableCharacters?: number;
/**
Expand Down
Loading