Add new GPT-4o model

.golangci.yml

@@ -139,26 +139,25 @@ linters-settings:
     # Default: false
     all: true
 
-  varcheck:
-    # Check usage of exported fields and variables.
-    # Default: false
-    exported-fields: false # default false # TODO: enable after fixing false positives
+  dupl:
+    # Minimum token sequence as a clone.
+    threshold: 250
 
 
 linters:
   disable-all: true
   enable:
     ## enabled by default
-    - deadcode # Finds unused code
+    # - deadcode # Finds unused code
     - errcheck # Errcheck is a program for checking for unchecked errors in go programs. These unchecked errors can be critical bugs in some cases
     - gosimple # Linter for Go source code that specializes in simplifying a code
     - govet # Vet examines Go source code and reports suspicious constructs, such as Printf calls whose arguments do not align with the format string
     - ineffassign # Detects when assignments to existing variables are not used
     - staticcheck # Staticcheck is a go vet on steroids, applying a ton of static analysis checks
-    - structcheck # Finds unused struct fields
+    # - structcheck # Finds unused struct fields
     - typecheck # Like the front-end of a Go compiler, parses and type-checks Go code
     - unused # Checks Go code for unused constants, variables, functions and types
-    - varcheck # Finds unused global variables and constants
+    # - varcheck # Finds unused global variables and constants
     ## disabled by default
     # - asasalint # Check for pass []any as any in variadic func(...any)
     - asciicheck # Simple linter to check that your code does not contain non-ASCII identifiers

models/chat_completions.go

@@ -70,6 +70,14 @@ const (
 	// GPT4TurboPreview (GPT-4 Turbo) is the latest GPT-4. It currently points to gpt-4-0125-preview, however, may
 	// receive updates in the future.
 	GPT4TurboPreview
+
+	// GPT4o (GPT-4o) is the most advanced model. It is multimodal (accepting text or image inputs and outputting text),
+	// and it has the same high intelligence as GPT-4 Turbo but is much more efficient—it generates text 2x faster and
+	// is 50% cheaper. Additionally, GPT-4o has the best vision and performance across non-English languages of any model.
+	GPT4o
+
+	// GPT4o20240503 is a snapshot of gpt-4o from May 13th, 2024.
+	GPT4o20240503
 )
 
 // String implements the fmt.Stringer interface.
@@ -111,6 +119,8 @@ var chatCompletionToString = map[ChatCompletion]string{
 	GPT4Turbo1106Preview: "gpt-4-1106-preview",
 	GPT4Turbo0125Preview: "gpt-4-0125-preview",
 	GPT4TurboPreview:     "gpt-4-turbo-preview",
+	GPT4o:                "gpt-4o",
+	GPT4o20240503:        "gpt-4o-2024-05-13",
 }
 
 var stringToChatCompletion = map[string]ChatCompletion{
@@ -129,4 +139,6 @@ var stringToChatCompletion = map[string]ChatCompletion{
 	"gpt-4-1106-preview":  GPT4Turbo1106Preview,
 	"gpt-4-0125-preview":  GPT4Turbo0125Preview,
 	"gpt-4-turbo-preview": GPT4TurboPreview,
+	"gpt-4o":              GPT4o,
+	"gpt-4o-2024-05-13":   GPT4o20240503,
 }