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Code Issues 775 Packages Projects Releases 10 Wiki Activity

ChatApi | How to get total_price from AppGenerateService.generate() --> response #3235

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opened 2026-02-21 17:55:23 -05:00 by yindo · 0 comments
yindo commented 2026-02-21 17:55:23 -05:00
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Originally created by @Rameshkumardas on GitHub (May 13, 2024).

Self Checks

  • I have searched for existing issues search for existing issues, including closed ones.
  • I confirm that I am using English to submit report (我已阅读并同意 Language Policy).
  • Please do not modify this template :) and fill in all the required fields.

Provide a description of requested docs changes

Need help to get total_price once AppGenerateService.generate() --> response

Path of file is: https://github.com/langgenius/dify/blob/main/api/controllers/web/completion.py


class ChatApi(WebApiResource):
    def post(self, app_model, end_user):
        app_mode = AppMode.value_of(app_model.mode)
        if app_mode not in [AppMode.CHAT, AppMode.AGENT_CHAT, AppMode.ADVANCED_CHAT]:
            raise NotChatAppError()

        parser = reqparse.RequestParser()
        parser.add_argument('inputs', type=dict, required=True, location='json')
        parser.add_argument('query', type=str, required=True, location='json')
        parser.add_argument('files', type=list, required=False, location='json')
        parser.add_argument('response_mode', type=str, choices=['blocking', 'streaming'], location='json')
        parser.add_argument('conversation_id', type=uuid_value, location='json')
        parser.add_argument('retriever_from', type=str, required=False, default='web_app', location='json')

        args = parser.parse_args()

        streaming = args['response_mode'] == 'streaming'
        args['auto_generate_name'] = False

        try:    
            response = AppGenerateService.generate(
                app_model=app_model,
                user=end_user,
                args=args,
                invoke_from=InvokeFrom.WEB_APP,
                streaming=streaming
            )       
            
          
           # How can i get total_price from AppGenerateService.generate() --> response
           #total_price = response?
    
            return helper.compact_generate_response(response)
        except services.errors.conversation.ConversationNotExistsError:
            raise NotFound("Conversation Not Exists.")
        except services.errors.conversation.ConversationCompletedError:
            raise ConversationCompletedError()
        except services.errors.app_model_config.AppModelConfigBrokenError:
            logging.exception("App model config broken.")
            raise AppUnavailableError()
        except ProviderTokenNotInitError as ex:
            raise ProviderNotInitializeError(ex.description)
        except QuotaExceededError:
            raise ProviderQuotaExceededError()
        except ModelCurrentlyNotSupportError:
            raise ProviderModelCurrentlyNotSupportError()
        except InvokeError as e:
            raise CompletionRequestError(e.description)
        except ValueError as e:
            raise e
        except Exception as e:
            logging.exception(f"{e} - internal server error.")
            raise InternalServerError()
`
Originally created by @Rameshkumardas on GitHub (May 13, 2024). ### Self Checks - [X] I have searched for existing issues [search for existing issues](https://github.com/langgenius/dify/issues), including closed ones. - [X] I confirm that I am using English to submit report (我已阅读并同意 [Language Policy](https://github.com/langgenius/dify/issues/1542)). - [X] Please do not modify this template :) and fill in all the required fields. ### Provide a description of requested docs changes ### Need help to get total_price once AppGenerateService.generate() --> response **Path of file is**: https://github.com/langgenius/dify/blob/main/api/controllers/web/completion.py ```python class ChatApi(WebApiResource): def post(self, app_model, end_user): app_mode = AppMode.value_of(app_model.mode) if app_mode not in [AppMode.CHAT, AppMode.AGENT_CHAT, AppMode.ADVANCED_CHAT]: raise NotChatAppError() parser = reqparse.RequestParser() parser.add_argument('inputs', type=dict, required=True, location='json') parser.add_argument('query', type=str, required=True, location='json') parser.add_argument('files', type=list, required=False, location='json') parser.add_argument('response_mode', type=str, choices=['blocking', 'streaming'], location='json') parser.add_argument('conversation_id', type=uuid_value, location='json') parser.add_argument('retriever_from', type=str, required=False, default='web_app', location='json') args = parser.parse_args() streaming = args['response_mode'] == 'streaming' args['auto_generate_name'] = False try: response = AppGenerateService.generate( app_model=app_model, user=end_user, args=args, invoke_from=InvokeFrom.WEB_APP, streaming=streaming ) # How can i get total_price from AppGenerateService.generate() --> response #total_price = response? return helper.compact_generate_response(response) except services.errors.conversation.ConversationNotExistsError: raise NotFound("Conversation Not Exists.") except services.errors.conversation.ConversationCompletedError: raise ConversationCompletedError() except services.errors.app_model_config.AppModelConfigBrokenError: logging.exception("App model config broken.") raise AppUnavailableError() except ProviderTokenNotInitError as ex: raise ProviderNotInitializeError(ex.description) except QuotaExceededError: raise ProviderQuotaExceededError() except ModelCurrentlyNotSupportError: raise ProviderModelCurrentlyNotSupportError() except InvokeError as e: raise CompletionRequestError(e.description) except ValueError as e: raise e except Exception as e: logging.exception(f"{e} - internal server error.") raise InternalServerError() `
yindo added the 🙋‍♂️ question label 2026-02-21 17:55:23 -05:00
yindo closed this issue 2026-02-21 17:55:24 -05:00
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Reference: langgenius/dify#3235
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