Sample code for 30+ languages & platforms
Tcl

AI: Simple Conversation

See more AI Examples

Initiates a conversation and sends two requests. The second request includes the transcript of the messages between the user and assistant from the first request.

Chilkat Tcl Downloads

Tcl

load ./chilkat.dll

set success 0

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

set ai [new_CkAi]

# The provider can be "openai", "google", "claude", "deepseek", "xai", or "perplexity".
# Support for additional providers will be added in future versions of Chilkat.
CkAi_put_Provider $ai "claude"

# Use your provider's API key.
CkAi_put_ApiKey $ai "MY_API_KEY"

# Choose a model.
CkAi_put_Model $ai "claude-opus-4-1-20250805"

# Create a new conversation to be maintained locally in memory.
# If the conversation is the first to be created, it is also automatically selected.
set systemMsg "You are a helpful assistant"
set developerMsg "Respond only with markdown"
set conversationName "test_conversation"
CkAi_NewConvo $ai $conversationName $systemMsg $developerMsg

# -------------------------------------------------------------------------------------------
# Make the first request...
# Add a text input.
CkAi_InputAddText $ai "Say Hello"

# Ask the AI for text output.
set success [CkAi_Ask $ai "text"]
if {$success == 0} then {
    puts [CkAi_lastErrorText $ai]
    delete_CkAi $ai
    exit
}

# Get the text response.
set sbResponse [new_CkStringBuilder]

CkAi_GetOutputTextSb $ai $sbResponse
puts [CkStringBuilder_getAsString $sbResponse]
puts "----"

# -------------------------------------------------------------
# The response is in markdown format.
# Also see Markdown to HTML Conversion Examples.
# -------------------------------------------------------------

# Sample output:

# # Hello! 👋
# ## Welcome!
# It's **great** to meet you. How can I *assist* you today?
# ---
# Feel free to ask me anything, and I'll respond in `markdown` format.

# -------------------------------------------------------------------------------------------
# Send the 2nd request in the conversation.
CkAi_InputAddText $ai "Thanks for saying Hello. Please give me a 2 sentence bit of wisdom from Confucious."
set success [CkAi_Ask $ai "text"]
if {$success == 0} then {
    puts [CkAi_lastErrorText $ai]
    delete_CkAi $ai
    delete_CkStringBuilder $sbResponse
    exit
}

# Get the text response.
CkStringBuilder_Clear $sbResponse
CkAi_GetOutputTextSb $ai $sbResponse
puts [CkStringBuilder_getAsString $sbResponse]

# Sample output:

# ## Wisdom from Confucius
# > *"The man who moves a mountain begins by carrying away small stones. It does not matter how slowly you go as long as you do not stop."*
# These words remind us that **persistence** and **patience** are the keys to achieving even the most daunting goals. 🏔️

# -------------------------------------------------------------------------------------------
# Look at the conversation so far...
# 
set json [new_CkJsonObject]

CkAi_ExportConvo $ai $conversationName $json
CkJsonObject_put_EmitCompact $json 0
puts [CkJsonObject_emit $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": "developer",
#       "content": [
#         {
#           "type": "input_text",
#           "text": "Respond only with markdown"
#         }
#       ]
#     },
#     {
#       "role": "user",
#       "content": [
#         {
#           "type": "input_text",
#           "text": "Say Hello"
#         }
#       ]
#     },
#     {
#       "role": "assistant",
#       "content": [
#         {
#           "type": "output_text",
#           "text": "# Hello! 👋\n\n**Welcome!** It's *great* to meet you.\n\nHow can I assist you today?"
#         }
#       ]
#     },
#     {
#       "role": "user",
#       "content": [
#         {
#           "type": "input_text",
#           "text": "Thanks for saying Hello. Please give me a 2 sentence bit of wisdom from Confucious."
#         }
#       ]
#     },
#     {
#       "role": "assistant",
#       "content": [
#         {
#           "type": "output_text",
#           "text": "## Wisdom from Confucius\n\n> *\"The man who moves a mountain begins by carrying away small stones. It does not matter how slowly you go as long as you do not stop.\"*\n\nThese words remind us that **persistence** and **patience** are the keys to achieving even the most daunting goals. 🏔️"
#         }
#       ]
#     }
#   ]
# }

delete_CkAi $ai
delete_CkStringBuilder $sbResponse
delete_CkJsonObject $json