basic images support on response object

Author: leafo

openai/responses.lua

@@ -29,6 +29,21 @@ local response_mt = {
         end
       end
       return table.concat(parts)
+    end,
+    get_images = function(self)
+      local images = { }
+      if self.output then
+        local _list_0 = self.output
+        for _index_0 = 1, #_list_0 do
+          local block = _list_0[_index_0]
+          if block.type == "image_generation_call" and block.result then
+            table.insert(images, {
+              b64_json = block.result
+            })
+          end
+        end
+      end
+      return images
     end
   },
   __tostring = function(self)
@@ -214,6 +229,9 @@ do
       if self.opts.instructions then
         merged_opts.instructions = self.opts.instructions
       end
+      if self.opts.tools then
+        merged_opts.tools = self.opts.tools
+      end
       if opts then
         for k, v in pairs(opts) do
           merged_opts[k] = v

openai/responses.moon

@@ -19,6 +19,16 @@ response_mt = {
             table.insert parts, item.text
 
       table.concat parts
+
+    -- extract generated images from a response with image_generation tool
+    -- returns array of tables with {b64_json: string} for each generated image
+    get_images: =>
+      images = {}
+      if @output
+        for block in *@output
+          if block.type == "image_generation_call" and block.result
+            table.insert images, { b64_json: block.result }
+      images
   }
   __tostring: => @get_output_text!
 }
@@ -185,6 +195,9 @@ class ResponsesChatSession
     if @opts.instructions
       merged_opts.instructions = @opts.instructions
 
+    if @opts.tools
+      merged_opts.tools = @opts.tools
+
     if opts
       for k, v in pairs opts
         merged_opts[k] = v