chore: remove unused headers

Author: kujtimiihoxha

ai/agent.go

@@ -144,7 +144,6 @@ type AgentCall struct {
 	PresencePenalty  *float64 `json:"presence_penalty"`
 	FrequencyPenalty *float64 `json:"frequency_penalty"`
 	ActiveTools      []string `json:"active_tools"`
-	Headers          map[string]string
 	ProviderOptions  ProviderOptions
 	OnRetry          OnRetryCallback
 	MaxRetries       *int
@@ -336,10 +335,6 @@ func (a *agent) prepareCall(call AgentCall) AgentCall {
 		maps.Copy(headers, a.settings.headers)
 	}
 
-	if call.Headers != nil {
-		maps.Copy(headers, call.Headers)
-	}
-	call.Headers = headers
 	return call
 }
 
@@ -420,7 +415,6 @@ func (a *agent) Generate(ctx context.Context, opts AgentCall) (*AgentResult, err
 				FrequencyPenalty: opts.FrequencyPenalty,
 				Tools:            preparedTools,
 				ToolChoice:       &stepToolChoice,
-				Headers:          opts.Headers,
 				ProviderOptions:  opts.ProviderOptions,
 			})
 		})
@@ -747,7 +741,6 @@ func (a *agent) Stream(ctx context.Context, opts AgentStreamCall) (*AgentResult,
 		PresencePenalty:  opts.PresencePenalty,
 		FrequencyPenalty: opts.FrequencyPenalty,
 		ActiveTools:      opts.ActiveTools,
-		Headers:          opts.Headers,
 		ProviderOptions:  opts.ProviderOptions,
 		MaxRetries:       opts.MaxRetries,
 		StopWhen:         opts.StopWhen,
@@ -838,7 +831,6 @@ func (a *agent) Stream(ctx context.Context, opts AgentStreamCall) (*AgentResult,
 			FrequencyPenalty: call.FrequencyPenalty,
 			Tools:            preparedTools,
 			ToolChoice:       &stepToolChoice,
-			Headers:          call.Headers,
 			ProviderOptions:  call.ProviderOptions,
 		}
 

ai/agent_test.go

@@ -563,42 +563,6 @@ func TestAgent_Generate_WithSystemPrompt(t *testing.T) {
 	require.NotNil(t, result)
 }
 
-// Test options.headers
-func TestAgent_Generate_OptionsHeaders(t *testing.T) {
-	t.Parallel()
-
-	model := &mockLanguageModel{
-		generateFunc: func(ctx context.Context, call Call) (*Response, error) {
-			// Verify headers are passed
-			require.Equal(t, map[string]string{
-				"custom-request-header": "request-header-value",
-			}, call.Headers)
-
-			return &Response{
-				Content: []Content{
-					TextContent{Text: "Hello, world!"},
-				},
-				Usage: Usage{
-					InputTokens:  3,
-					OutputTokens: 10,
-					TotalTokens:  13,
-				},
-				FinishReason: FinishReasonStop,
-			}, nil
-		},
-	}
-
-	agent := NewAgent(model)
-	result, err := agent.Generate(context.Background(), AgentCall{
-		Prompt:  "test-input",
-		Headers: map[string]string{"custom-request-header": "request-header-value"},
-	})
-
-	require.NoError(t, err)
-	require.NotNil(t, result)
-	require.Equal(t, "Hello, world!", result.Response.Content.Text())
-}
-
 // Test options.activeTools filtering
 func TestAgent_Generate_OptionsActiveTools(t *testing.T) {
 	t.Parallel()

ai/model.go

@@ -176,16 +176,15 @@ func SpecificToolChoice(name string) ToolChoice {
 }
 
 type Call struct {
-	Prompt           Prompt            `json:"prompt"`
-	MaxOutputTokens  *int64            `json:"max_output_tokens"`
-	Temperature      *float64          `json:"temperature"`
-	TopP             *float64          `json:"top_p"`
-	TopK             *int64            `json:"top_k"`
-	PresencePenalty  *float64          `json:"presence_penalty"`
-	FrequencyPenalty *float64          `json:"frequency_penalty"`
-	Tools            []Tool            `json:"tools"`
-	ToolChoice       *ToolChoice       `json:"tool_choice"`
-	Headers          map[string]string `json:"headers"`
+	Prompt           Prompt      `json:"prompt"`
+	MaxOutputTokens  *int64      `json:"max_output_tokens"`
+	Temperature      *float64    `json:"temperature"`
+	TopP             *float64    `json:"top_p"`
+	TopK             *int64      `json:"top_k"`
+	PresencePenalty  *float64    `json:"presence_penalty"`
+	FrequencyPenalty *float64    `json:"frequency_penalty"`
+	Tools            []Tool      `json:"tools"`
+	ToolChoice       *ToolChoice `json:"tool_choice"`
 
 	// for provider specific options, the key is the provider id
 	ProviderOptions ProviderOptions `json:"provider_options"`