PureBasic

Prove Stateful Multi-Turn Conversation

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This example is to prove that the 2nd request in a conversation is part of a stateful multi-turn conversation. The 2nd request asks for information provided in the 1st request. PureBasic

IncludeFile "CkStringBuilder.pb"
IncludeFile "CkAi.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

    success.i = 0

    ; This example assumes the Chilkat API to have been previously unlocked.
    ; See Global Unlock Sample for sample code.

    ai.i = CkAi::ckCreate()
    If ai.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    ; The provider can be "openai", "google", "claude", "deepseek", "xai", or "perplexity".
    ; Support for additional providers will be added in future versions of Chilkat.
    CkAi::setCkProvider(ai, "google")

    ; Use your provider's API key.
    CkAi::setCkApiKey(ai, "MY_API_KEY")

    ; Choose a model.
    CkAi::setCkModel(ai, "gemini-2.5-flash")

    ; Create a new conversation to be maintained locally in memory.
    ; If the conversation is the first to be created, it is also automatically selected.
    systemMsg.s = "You are a helpful assistant"
    developerMsg.s = ""
    conversationName.s = "test_conversation"
    CkAi::ckNewConvo(ai,conversationName,systemMsg,developerMsg)

    ; -------------------------------------------------------------------------------------------
    ; Our first request will establish a secret that we'll ask for in the 2nd request.
    ; Add a text input.
    CkAi::ckInputAddText(ai,"Please remember this: The word I'll ask for later is BlubberFish.  What's the word?")

    ; Ask the AI for text output.
    success = CkAi::ckAsk(ai,"text")
    If success = 0
        Debug CkAi::ckLastErrorText(ai)
        CkAi::ckDispose(ai)
        ProcedureReturn
    EndIf

    ; Note: The inputs accumulated through one or more calls to Input* methods are cleared when the Ask method returns with success.

    ; Get the text response.
    sbResponse.i = CkStringBuilder::ckCreate()
    If sbResponse.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkAi::ckGetOutputTextSb(ai,sbResponse)
    Debug CkStringBuilder::ckGetAsString(sbResponse)
    Debug "----"

    ; Sample output:

    ; The word is **BlubberFish**.

    ; -------------------------------------------------------------------------------------------
    ; Let's ask for the word. If this is a stateful conversation, the AI should respond correctly.
    CkAi::ckInputAddText(ai,"OK, I'm going to ask you again, what's the word?")
    success = CkAi::ckAsk(ai,"text")
    If success = 0
        Debug CkAi::ckLastErrorText(ai)
        CkAi::ckDispose(ai)
        CkStringBuilder::ckDispose(sbResponse)
        ProcedureReturn
    EndIf

    ; Get the text response.
    CkStringBuilder::ckClear(sbResponse)
    CkAi::ckGetOutputTextSb(ai,sbResponse)
    Debug CkStringBuilder::ckGetAsString(sbResponse)

    ; Sample output:

    ; The word is **BlubberFish**.

    ; -------------------------------------------------------------------------------------------
    ; Look at the conversation so far...
    ; 
    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkAi::ckExportConvo(ai,conversationName,json)
    CkJsonObject::setCkEmitCompact(json, 0)
    Debug CkJsonObject::ckEmit(json)

    ; Note: The conversation transcript format exported and imported by Chilkat is always the OpenAI format,
    ; regardless of the AI provider.  (Chilkat translates the format from OpenAI to whatever is needed by the actual AI provider being used.)

    ; {
    ;   "input": [
    ;     {
    ;       "role": "system",
    ;       "content": [
    ;         {
    ;           "type": "input_text",
    ;           "text": "You are a helpful assistant"
    ;         }
    ;       ]
    ;     },
    ;     {
    ;       "role": "user",
    ;       "content": [
    ;         {
    ;           "type": "input_text",
    ;           "text": "Please remember this: The word I'll ask for later is BlubberFish.  What's the word?"
    ;         }
    ;       ]
    ;     },
    ;     {
    ;       "role": "assistant",
    ;       "content": [
    ;         {
    ;           "type": "output_text",
    ;           "text": "The word is **BlubberFish**."
    ;         }
    ;       ]
    ;     },
    ;     {
    ;       "role": "user",
    ;       "content": [
    ;         {
    ;           "type": "input_text",
    ;           "text": "OK, I'm going to ask you again, what's the word?"
    ;         }
    ;       ]
    ;     },
    ;     {
    ;       "role": "assistant",
    ;       "content": [
    ;         {
    ;           "type": "output_text",
    ;           "text": "The word is **BlubberFish**."
    ;         }
    ;       ]
    ;     }
    ;   ]
    ; }

    ; -------------------------------------------------------------------------------------------
    ; If we unselect the conversation, so that no conversation is selected,
    ; then the same query results in the AI not knowing the word.

    CkAi::setCkSelectedConvo(ai, "")

    CkAi::ckInputAddText(ai,"OK, I'm going to ask you again, what's the word?")
    success = CkAi::ckAsk(ai,"text")
    If success = 0
        Debug CkAi::ckLastErrorText(ai)
        CkAi::ckDispose(ai)
        CkStringBuilder::ckDispose(sbResponse)
        CkJsonObject::ckDispose(json)
        ProcedureReturn
    EndIf

    ; Get the text response.
    CkStringBuilder::ckClear(sbResponse)
    CkAi::ckGetOutputTextSb(ai,sbResponse)
    Debug CkStringBuilder::ckGetAsString(sbResponse)

    ; Sample output:

    ; I apologize, but I don't have the context of our previous interaction or what "the word" you're referring to might be.
    ; Could you please remind me or provide the clue again? I'm ready to help you figure it out!


    CkAi::ckDispose(ai)
    CkStringBuilder::ckDispose(sbResponse)
    CkJsonObject::ckDispose(json)


    ProcedureReturn
EndProcedure