feat: add support for images

6 files changed, 417 insertions, 379 deletions

diff --git a/internal/llm/models/anthropic.go b/internal/llm/models/anthropic.go
index d5f410e90..156924a47 100644
--- a/internal/llm/models/anthropic.go
+++ b/internal/llm/models/anthropic.go
@@ -14,64 +14,69 @@ const (
 // https://docs.anthropic.com/en/docs/about-claude/models/all-models
 var AnthropicModels = map[ModelID]Model{
 	Claude35Sonnet: {
-		ID:                 Claude35Sonnet,
-		Name:               "Claude 3.5 Sonnet",
-		Provider:           ProviderAnthropic,
-		APIModel:           "claude-3-5-sonnet-latest",
-		CostPer1MIn:        3.0,
-		CostPer1MInCached:  3.75,
-		CostPer1MOutCached: 0.30,
-		CostPer1MOut:       15.0,
-		ContextWindow:      200000,
-		DefaultMaxTokens:   5000,
+		ID:                  Claude35Sonnet,
+		Name:                "Claude 3.5 Sonnet",
+		Provider:            ProviderAnthropic,
+		APIModel:            "claude-3-5-sonnet-latest",
+		CostPer1MIn:         3.0,
+		CostPer1MInCached:   3.75,
+		CostPer1MOutCached:  0.30,
+		CostPer1MOut:        15.0,
+		ContextWindow:       200000,
+		DefaultMaxTokens:    5000,
+		SupportsAttachments: true,
 	},
 	Claude3Haiku: {
-		ID:                 Claude3Haiku,
-		Name:               "Claude 3 Haiku",
-		Provider:           ProviderAnthropic,
-		APIModel:           "claude-3-haiku-20240307", // doesn't support "-latest"
-		CostPer1MIn:        0.25,
-		CostPer1MInCached:  0.30,
-		CostPer1MOutCached: 0.03,
-		CostPer1MOut:       1.25,
-		ContextWindow:      200000,
-		DefaultMaxTokens:   4096,
+		ID:                  Claude3Haiku,
+		Name:                "Claude 3 Haiku",
+		Provider:            ProviderAnthropic,
+		APIModel:            "claude-3-haiku-20240307", // doesn't support "-latest"
+		CostPer1MIn:         0.25,
+		CostPer1MInCached:   0.30,
+		CostPer1MOutCached:  0.03,
+		CostPer1MOut:        1.25,
+		ContextWindow:       200000,
+		DefaultMaxTokens:    4096,
+		SupportsAttachments: true,
 	},
 	Claude37Sonnet: {
-		ID:                 Claude37Sonnet,
-		Name:               "Claude 3.7 Sonnet",
-		Provider:           ProviderAnthropic,
-		APIModel:           "claude-3-7-sonnet-latest",
-		CostPer1MIn:        3.0,
-		CostPer1MInCached:  3.75,
-		CostPer1MOutCached: 0.30,
-		CostPer1MOut:       15.0,
-		ContextWindow:      200000,
-		DefaultMaxTokens:   50000,
-		CanReason:          true,
+		ID:                  Claude37Sonnet,
+		Name:                "Claude 3.7 Sonnet",
+		Provider:            ProviderAnthropic,
+		APIModel:            "claude-3-7-sonnet-latest",
+		CostPer1MIn:         3.0,
+		CostPer1MInCached:   3.75,
+		CostPer1MOutCached:  0.30,
+		CostPer1MOut:        15.0,
+		ContextWindow:       200000,
+		DefaultMaxTokens:    50000,
+		CanReason:           true,
+		SupportsAttachments: true,
 	},
 	Claude35Haiku: {
-		ID:                 Claude35Haiku,
-		Name:               "Claude 3.5 Haiku",
-		Provider:           ProviderAnthropic,
-		APIModel:           "claude-3-5-haiku-latest",
-		CostPer1MIn:        0.80,
-		CostPer1MInCached:  1.0,
-		CostPer1MOutCached: 0.08,
-		CostPer1MOut:       4.0,
-		ContextWindow:      200000,
-		DefaultMaxTokens:   4096,
+		ID:                  Claude35Haiku,
+		Name:                "Claude 3.5 Haiku",
+		Provider:            ProviderAnthropic,
+		APIModel:            "claude-3-5-haiku-latest",
+		CostPer1MIn:         0.80,
+		CostPer1MInCached:   1.0,
+		CostPer1MOutCached:  0.08,
+		CostPer1MOut:        4.0,
+		ContextWindow:       200000,
+		DefaultMaxTokens:    4096,
+		SupportsAttachments: true,
 	},
 	Claude3Opus: {
-		ID:                 Claude3Opus,
-		Name:               "Claude 3 Opus",
-		Provider:           ProviderAnthropic,
-		APIModel:           "claude-3-opus-latest",
-		CostPer1MIn:        15.0,
-		CostPer1MInCached:  18.75,
-		CostPer1MOutCached: 1.50,
-		CostPer1MOut:       75.0,
-		ContextWindow:      200000,
-		DefaultMaxTokens:   4096,
+		ID:                  Claude3Opus,
+		Name:                "Claude 3 Opus",
+		Provider:            ProviderAnthropic,
+		APIModel:            "claude-3-opus-latest",
+		CostPer1MIn:         15.0,
+		CostPer1MInCached:   18.75,
+		CostPer1MOutCached:  1.50,
+		CostPer1MOut:        75.0,
+		ContextWindow:       200000,
+		DefaultMaxTokens:    4096,
+		SupportsAttachments: true,
 	},
 }
diff --git a/internal/llm/models/azure.go b/internal/llm/models/azure.go
index 6b7bac3a0..416597302 100644
--- a/internal/llm/models/azure.go
+++ b/internal/llm/models/azure.go
@@ -18,140 +18,151 @@ const (
 
 var AzureModels = map[ModelID]Model{
 	AzureGPT41: {
-		ID:                 AzureGPT41,
-		Name:               "Azure OpenAI – GPT 4.1",
-		Provider:           ProviderAzure,
-		APIModel:           "gpt-4.1",
-		CostPer1MIn:        OpenAIModels[GPT41].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[GPT41].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[GPT41].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[GPT41].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[GPT41].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[GPT41].DefaultMaxTokens,
+		ID:                  AzureGPT41,
+		Name:                "Azure OpenAI – GPT 4.1",
+		Provider:            ProviderAzure,
+		APIModel:            "gpt-4.1",
+		CostPer1MIn:         OpenAIModels[GPT41].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[GPT41].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[GPT41].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[GPT41].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[GPT41].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[GPT41].DefaultMaxTokens,
+		SupportsAttachments: true,
 	},
 	AzureGPT41Mini: {
-		ID:                 AzureGPT41Mini,
-		Name:               "Azure OpenAI – GPT 4.1 mini",
-		Provider:           ProviderAzure,
-		APIModel:           "gpt-4.1-mini",
-		CostPer1MIn:        OpenAIModels[GPT41Mini].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[GPT41Mini].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[GPT41Mini].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[GPT41Mini].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[GPT41Mini].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[GPT41Mini].DefaultMaxTokens,
+		ID:                  AzureGPT41Mini,
+		Name:                "Azure OpenAI – GPT 4.1 mini",
+		Provider:            ProviderAzure,
+		APIModel:            "gpt-4.1-mini",
+		CostPer1MIn:         OpenAIModels[GPT41Mini].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[GPT41Mini].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[GPT41Mini].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[GPT41Mini].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[GPT41Mini].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[GPT41Mini].DefaultMaxTokens,
+		SupportsAttachments: true,
 	},
 	AzureGPT41Nano: {
-		ID:                 AzureGPT41Nano,
-		Name:               "Azure OpenAI – GPT 4.1 nano",
-		Provider:           ProviderAzure,
-		APIModel:           "gpt-4.1-nano",
-		CostPer1MIn:        OpenAIModels[GPT41Nano].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[GPT41Nano].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[GPT41Nano].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[GPT41Nano].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[GPT41Nano].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[GPT41Nano].DefaultMaxTokens,
+		ID:                  AzureGPT41Nano,
+		Name:                "Azure OpenAI – GPT 4.1 nano",
+		Provider:            ProviderAzure,
+		APIModel:            "gpt-4.1-nano",
+		CostPer1MIn:         OpenAIModels[GPT41Nano].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[GPT41Nano].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[GPT41Nano].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[GPT41Nano].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[GPT41Nano].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[GPT41Nano].DefaultMaxTokens,
+		SupportsAttachments: true,
 	},
 	AzureGPT45Preview: {
-		ID:                 AzureGPT45Preview,
-		Name:               "Azure OpenAI – GPT 4.5 preview",
-		Provider:           ProviderAzure,
-		APIModel:           "gpt-4.5-preview",
-		CostPer1MIn:        OpenAIModels[GPT45Preview].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[GPT45Preview].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[GPT45Preview].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[GPT45Preview].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[GPT45Preview].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[GPT45Preview].DefaultMaxTokens,
+		ID:                  AzureGPT45Preview,
+		Name:                "Azure OpenAI – GPT 4.5 preview",
+		Provider:            ProviderAzure,
+		APIModel:            "gpt-4.5-preview",
+		CostPer1MIn:         OpenAIModels[GPT45Preview].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[GPT45Preview].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[GPT45Preview].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[GPT45Preview].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[GPT45Preview].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[GPT45Preview].DefaultMaxTokens,
+		SupportsAttachments: true,
 	},
 	AzureGPT4o: {
-		ID:                 AzureGPT4o,
-		Name:               "Azure OpenAI – GPT-4o",
-		Provider:           ProviderAzure,
-		APIModel:           "gpt-4o",
-		CostPer1MIn:        OpenAIModels[GPT4o].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[GPT4o].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[GPT4o].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[GPT4o].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[GPT4o].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[GPT4o].DefaultMaxTokens,
+		ID:                  AzureGPT4o,
+		Name:                "Azure OpenAI – GPT-4o",
+		Provider:            ProviderAzure,
+		APIModel:            "gpt-4o",
+		CostPer1MIn:         OpenAIModels[GPT4o].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[GPT4o].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[GPT4o].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[GPT4o].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[GPT4o].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[GPT4o].DefaultMaxTokens,
+		SupportsAttachments: true,
 	},
 	AzureGPT4oMini: {
-		ID:                 AzureGPT4oMini,
-		Name:               "Azure OpenAI – GPT-4o mini",
-		Provider:           ProviderAzure,
-		APIModel:           "gpt-4o-mini",
-		CostPer1MIn:        OpenAIModels[GPT4oMini].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[GPT4oMini].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[GPT4oMini].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[GPT4oMini].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[GPT4oMini].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[GPT4oMini].DefaultMaxTokens,
+		ID:                  AzureGPT4oMini,
+		Name:                "Azure OpenAI – GPT-4o mini",
+		Provider:            ProviderAzure,
+		APIModel:            "gpt-4o-mini",
+		CostPer1MIn:         OpenAIModels[GPT4oMini].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[GPT4oMini].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[GPT4oMini].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[GPT4oMini].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[GPT4oMini].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[GPT4oMini].DefaultMaxTokens,
+		SupportsAttachments: true,
 	},
 	AzureO1: {
-		ID:                 AzureO1,
-		Name:               "Azure OpenAI – O1",
-		Provider:           ProviderAzure,
-		APIModel:           "o1",
-		CostPer1MIn:        OpenAIModels[O1].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[O1].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[O1].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[O1].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[O1].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[O1].DefaultMaxTokens,
-		CanReason:          OpenAIModels[O1].CanReason,
+		ID:                  AzureO1,
+		Name:                "Azure OpenAI – O1",
+		Provider:            ProviderAzure,
+		APIModel:            "o1",
+		CostPer1MIn:         OpenAIModels[O1].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[O1].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[O1].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[O1].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[O1].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[O1].DefaultMaxTokens,
+		CanReason:           OpenAIModels[O1].CanReason,
+		SupportsAttachments: true,
 	},
 	AzureO1Mini: {
-		ID:                 AzureO1Mini,
-		Name:               "Azure OpenAI – O1 mini",
-		Provider:           ProviderAzure,
-		APIModel:           "o1-mini",
-		CostPer1MIn:        OpenAIModels[O1Mini].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[O1Mini].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[O1Mini].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[O1Mini].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[O1Mini].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[O1Mini].DefaultMaxTokens,
-		CanReason:          OpenAIModels[O1Mini].CanReason,
+		ID:                  AzureO1Mini,
+		Name:                "Azure OpenAI – O1 mini",
+		Provider:            ProviderAzure,
+		APIModel:            "o1-mini",
+		CostPer1MIn:         OpenAIModels[O1Mini].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[O1Mini].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[O1Mini].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[O1Mini].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[O1Mini].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[O1Mini].DefaultMaxTokens,
+		CanReason:           OpenAIModels[O1Mini].CanReason,
+		SupportsAttachments: true,
 	},
 	AzureO3: {
-		ID:                 AzureO3,
-		Name:               "Azure OpenAI – O3",
-		Provider:           ProviderAzure,
-		APIModel:           "o3",
-		CostPer1MIn:        OpenAIModels[O3].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[O3].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[O3].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[O3].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[O3].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[O3].DefaultMaxTokens,
-		CanReason:          OpenAIModels[O3].CanReason,
+		ID:                  AzureO3,
+		Name:                "Azure OpenAI – O3",
+		Provider:            ProviderAzure,
+		APIModel:            "o3",
+		CostPer1MIn:         OpenAIModels[O3].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[O3].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[O3].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[O3].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[O3].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[O3].DefaultMaxTokens,
+		CanReason:           OpenAIModels[O3].CanReason,
+		SupportsAttachments: true,
 	},
 	AzureO3Mini: {
-		ID:                 AzureO3Mini,
-		Name:               "Azure OpenAI – O3 mini",
-		Provider:           ProviderAzure,
-		APIModel:           "o3-mini",
-		CostPer1MIn:        OpenAIModels[O3Mini].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[O3Mini].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[O3Mini].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[O3Mini].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[O3Mini].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[O3Mini].DefaultMaxTokens,
-		CanReason:          OpenAIModels[O3Mini].CanReason,
+		ID:                  AzureO3Mini,
+		Name:                "Azure OpenAI – O3 mini",
+		Provider:            ProviderAzure,
+		APIModel:            "o3-mini",
+		CostPer1MIn:         OpenAIModels[O3Mini].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[O3Mini].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[O3Mini].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[O3Mini].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[O3Mini].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[O3Mini].DefaultMaxTokens,
+		CanReason:           OpenAIModels[O3Mini].CanReason,
+		SupportsAttachments: false,
 	},
 	AzureO4Mini: {
-		ID:                 AzureO4Mini,
-		Name:               "Azure OpenAI – O4 mini",
-		Provider:           ProviderAzure,
-		APIModel:           "o4-mini",
-		CostPer1MIn:        OpenAIModels[O4Mini].CostPer1MIn,
-		CostPer1MInCached:  OpenAIModels[O4Mini].CostPer1MInCached,
-		CostPer1MOut:       OpenAIModels[O4Mini].CostPer1MOut,
-		CostPer1MOutCached: OpenAIModels[O4Mini].CostPer1MOutCached,
-		ContextWindow:      OpenAIModels[O4Mini].ContextWindow,
-		DefaultMaxTokens:   OpenAIModels[O4Mini].DefaultMaxTokens,
-		CanReason:          OpenAIModels[O4Mini].CanReason,
+		ID:                  AzureO4Mini,
+		Name:                "Azure OpenAI – O4 mini",
+		Provider:            ProviderAzure,
+		APIModel:            "o4-mini",
+		CostPer1MIn:         OpenAIModels[O4Mini].CostPer1MIn,
+		CostPer1MInCached:   OpenAIModels[O4Mini].CostPer1MInCached,
+		CostPer1MOut:        OpenAIModels[O4Mini].CostPer1MOut,
+		CostPer1MOutCached:  OpenAIModels[O4Mini].CostPer1MOutCached,
+		ContextWindow:       OpenAIModels[O4Mini].ContextWindow,
+		DefaultMaxTokens:    OpenAIModels[O4Mini].DefaultMaxTokens,
+		CanReason:           OpenAIModels[O4Mini].CanReason,
+		SupportsAttachments: true,
 	},
 }
diff --git a/internal/llm/models/gemini.go b/internal/llm/models/gemini.go
index 00bf7387f..f73910166 100644
--- a/internal/llm/models/gemini.go
+++ b/internal/llm/models/gemini.go
@@ -12,52 +12,56 @@ const (
 
 var GeminiModels = map[ModelID]Model{
 	Gemini25Flash: {
-		ID:                 Gemini25Flash,
-		Name:               "Gemini 2.5 Flash",
-		Provider:           ProviderGemini,
-		APIModel:           "gemini-2.5-flash-preview-04-17",
-		CostPer1MIn:        0.15,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.60,
-		ContextWindow:      1000000,
-		DefaultMaxTokens:   50000,
+		ID:                  Gemini25Flash,
+		Name:                "Gemini 2.5 Flash",
+		Provider:            ProviderGemini,
+		APIModel:            "gemini-2.5-flash-preview-04-17",
+		CostPer1MIn:         0.15,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.60,
+		ContextWindow:       1000000,
+		DefaultMaxTokens:    50000,
+		SupportsAttachments: true,
 	},
 	Gemini25: {
-		ID:                 Gemini25,
-		Name:               "Gemini 2.5 Pro",
-		Provider:           ProviderGemini,
-		APIModel:           "gemini-2.5-pro-preview-03-25",
-		CostPer1MIn:        1.25,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       10,
-		ContextWindow:      1000000,
-		DefaultMaxTokens:   50000,
+		ID:                  Gemini25,
+		Name:                "Gemini 2.5 Pro",
+		Provider:            ProviderGemini,
+		APIModel:            "gemini-2.5-pro-preview-03-25",
+		CostPer1MIn:         1.25,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        10,
+		ContextWindow:       1000000,
+		DefaultMaxTokens:    50000,
+		SupportsAttachments: true,
 	},
 
 	Gemini20Flash: {
-		ID:                 Gemini20Flash,
-		Name:               "Gemini 2.0 Flash",
-		Provider:           ProviderGemini,
-		APIModel:           "gemini-2.0-flash",
-		CostPer1MIn:        0.10,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.40,
-		ContextWindow:      1000000,
-		DefaultMaxTokens:   6000,
+		ID:                  Gemini20Flash,
+		Name:                "Gemini 2.0 Flash",
+		Provider:            ProviderGemini,
+		APIModel:            "gemini-2.0-flash",
+		CostPer1MIn:         0.10,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.40,
+		ContextWindow:       1000000,
+		DefaultMaxTokens:    6000,
+		SupportsAttachments: true,
 	},
 	Gemini20FlashLite: {
-		ID:                 Gemini20FlashLite,
-		Name:               "Gemini 2.0 Flash Lite",
-		Provider:           ProviderGemini,
-		APIModel:           "gemini-2.0-flash-lite",
-		CostPer1MIn:        0.05,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.30,
-		ContextWindow:      1000000,
-		DefaultMaxTokens:   6000,
+		ID:                  Gemini20FlashLite,
+		Name:                "Gemini 2.0 Flash Lite",
+		Provider:            ProviderGemini,
+		APIModel:            "gemini-2.0-flash-lite",
+		CostPer1MIn:         0.05,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.30,
+		ContextWindow:       1000000,
+		DefaultMaxTokens:    6000,
+		SupportsAttachments: true,
 	},
 }
diff --git a/internal/llm/models/groq.go b/internal/llm/models/groq.go
index 749895b40..19917f20b 100644
--- a/internal/llm/models/groq.go
+++ b/internal/llm/models/groq.go
@@ -28,55 +28,60 @@ var GroqModels = map[ModelID]Model{
 		ContextWindow:      128_000,
 		DefaultMaxTokens:   50000,
 		// for some reason, the groq api doesn't like the reasoningEffort parameter
-		CanReason: false,
+		CanReason:           false,
+		SupportsAttachments: false,
 	},
 
 	Llama4Scout: {
-		ID:                 Llama4Scout,
-		Name:               "Llama4Scout",
-		Provider:           ProviderGROQ,
-		APIModel:           "meta-llama/llama-4-scout-17b-16e-instruct",
-		CostPer1MIn:        0.11,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.34,
-		ContextWindow:      128_000, // 10M when?
+		ID:                  Llama4Scout,
+		Name:                "Llama4Scout",
+		Provider:            ProviderGROQ,
+		APIModel:            "meta-llama/llama-4-scout-17b-16e-instruct",
+		CostPer1MIn:         0.11,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.34,
+		ContextWindow:       128_000, // 10M when?
+		SupportsAttachments: true,
 	},
 
 	Llama4Maverick: {
-		ID:                 Llama4Maverick,
-		Name:               "Llama4Maverick",
-		Provider:           ProviderGROQ,
-		APIModel:           "meta-llama/llama-4-maverick-17b-128e-instruct",
-		CostPer1MIn:        0.20,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.20,
-		ContextWindow:      128_000,
+		ID:                  Llama4Maverick,
+		Name:                "Llama4Maverick",
+		Provider:            ProviderGROQ,
+		APIModel:            "meta-llama/llama-4-maverick-17b-128e-instruct",
+		CostPer1MIn:         0.20,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.20,
+		ContextWindow:       128_000,
+		SupportsAttachments: true,
 	},
 
 	Llama3_3_70BVersatile: {
-		ID:                 Llama3_3_70BVersatile,
-		Name:               "Llama3_3_70BVersatile",
-		Provider:           ProviderGROQ,
-		APIModel:           "llama-3.3-70b-versatile",
-		CostPer1MIn:        0.59,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.79,
-		ContextWindow:      128_000,
+		ID:                  Llama3_3_70BVersatile,
+		Name:                "Llama3_3_70BVersatile",
+		Provider:            ProviderGROQ,
+		APIModel:            "llama-3.3-70b-versatile",
+		CostPer1MIn:         0.59,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.79,
+		ContextWindow:       128_000,
+		SupportsAttachments: false,
 	},
 
 	DeepseekR1DistillLlama70b: {
-		ID:                 DeepseekR1DistillLlama70b,
-		Name:               "DeepseekR1DistillLlama70b",
-		Provider:           ProviderGROQ,
-		APIModel:           "deepseek-r1-distill-llama-70b",
-		CostPer1MIn:        0.75,
-		CostPer1MInCached:  0,
-		CostPer1MOutCached: 0,
-		CostPer1MOut:       0.99,
-		ContextWindow:      128_000,
-		CanReason:          true,
+		ID:                  DeepseekR1DistillLlama70b,
+		Name:                "DeepseekR1DistillLlama70b",
+		Provider:            ProviderGROQ,
+		APIModel:            "deepseek-r1-distill-llama-70b",
+		CostPer1MIn:         0.75,
+		CostPer1MInCached:   0,
+		CostPer1MOutCached:  0,
+		CostPer1MOut:        0.99,
+		ContextWindow:       128_000,
+		CanReason:           true,
+		SupportsAttachments: false,
 	},
 }
diff --git a/internal/llm/models/models.go b/internal/llm/models/models.go
index 3403bec2d..7fc90e7b8 100644
--- a/internal/llm/models/models.go
+++ b/internal/llm/models/models.go
@@ -8,17 +8,18 @@ type (
 )
 
 type Model struct {
-	ID                 ModelID       `json:"id"`
-	Name               string        `json:"name"`
-	Provider           ModelProvider `json:"provider"`
-	APIModel           string        `json:"api_model"`
-	CostPer1MIn        float64       `json:"cost_per_1m_in"`
-	CostPer1MOut       float64       `json:"cost_per_1m_out"`
-	CostPer1MInCached  float64       `json:"cost_per_1m_in_cached"`
-	CostPer1MOutCached float64       `json:"cost_per_1m_out_cached"`
-	ContextWindow      int64         `json:"context_window"`
-	DefaultMaxTokens   int64         `json:"default_max_tokens"`
-	CanReason          bool          `json:"can_reason"`
+	ID                  ModelID       `json:"id"`
+	Name                string        `json:"name"`
+	Provider            ModelProvider `json:"provider"`
+	APIModel            string        `json:"api_model"`
+	CostPer1MIn         float64       `json:"cost_per_1m_in"`
+	CostPer1MOut        float64       `json:"cost_per_1m_out"`
+	CostPer1MInCached   float64       `json:"cost_per_1m_in_cached"`
+	CostPer1MOutCached  float64       `json:"cost_per_1m_out_cached"`
+	ContextWindow       int64         `json:"context_window"`
+	DefaultMaxTokens    int64         `json:"default_max_tokens"`
+	CanReason           bool          `json:"can_reason"`
+	SupportsAttachments bool          `json:"supports_attachments"`
 }
 
 // Model IDs
diff --git a/internal/llm/models/openai.go b/internal/llm/models/openai.go
index f0cbb298c..abe0e30c5 100644
--- a/internal/llm/models/openai.go
+++ b/internal/llm/models/openai.go
@@ -19,151 +19,163 @@ const (
 
 var OpenAIModels = map[ModelID]Model{
 	GPT41: {
-		ID:                 GPT41,
-		Name:               "GPT 4.1",
-		Provider:           ProviderOpenAI,
-		APIModel:           "gpt-4.1",
-		CostPer1MIn:        2.00,
-		CostPer1MInCached:  0.50,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       8.00,
-		ContextWindow:      1_047_576,
-		DefaultMaxTokens:   20000,
+		ID:                  GPT41,
+		Name:                "GPT 4.1",
+		Provider:            ProviderOpenAI,
+		APIModel:            "gpt-4.1",
+		CostPer1MIn:         2.00,
+		CostPer1MInCached:   0.50,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        8.00,
+		ContextWindow:       1_047_576,
+		DefaultMaxTokens:    20000,
+		SupportsAttachments: true,
 	},
 	GPT41Mini: {
-		ID:                 GPT41Mini,
-		Name:               "GPT 4.1 mini",
-		Provider:           ProviderOpenAI,
-		APIModel:           "gpt-4.1",
-		CostPer1MIn:        0.40,
-		CostPer1MInCached:  0.10,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       1.60,
-		ContextWindow:      200_000,
-		DefaultMaxTokens:   20000,
+		ID:                  GPT41Mini,
+		Name:                "GPT 4.1 mini",
+		Provider:            ProviderOpenAI,
+		APIModel:            "gpt-4.1",
+		CostPer1MIn:         0.40,
+		CostPer1MInCached:   0.10,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        1.60,
+		ContextWindow:       200_000,
+		DefaultMaxTokens:    20000,
+		SupportsAttachments: true,
 	},
 	GPT41Nano: {
-		ID:                 GPT41Nano,
-		Name:               "GPT 4.1 nano",
-		Provider:           ProviderOpenAI,
-		APIModel:           "gpt-4.1-nano",
-		CostPer1MIn:        0.10,
-		CostPer1MInCached:  0.025,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       0.40,
-		ContextWindow:      1_047_576,
-		DefaultMaxTokens:   20000,
+		ID:                  GPT41Nano,
+		Name:                "GPT 4.1 nano",
+		Provider:            ProviderOpenAI,
+		APIModel:            "gpt-4.1-nano",
+		CostPer1MIn:         0.10,
+		CostPer1MInCached:   0.025,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        0.40,
+		ContextWindow:       1_047_576,
+		DefaultMaxTokens:    20000,
+		SupportsAttachments: true,
 	},
 	GPT45Preview: {
-		ID:                 GPT45Preview,
-		Name:               "GPT 4.5 preview",
-		Provider:           ProviderOpenAI,
-		APIModel:           "gpt-4.5-preview",
-		CostPer1MIn:        75.00,
-		CostPer1MInCached:  37.50,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       150.00,
-		ContextWindow:      128_000,
-		DefaultMaxTokens:   15000,
+		ID:                  GPT45Preview,
+		Name:                "GPT 4.5 preview",
+		Provider:            ProviderOpenAI,
+		APIModel:            "gpt-4.5-preview",
+		CostPer1MIn:         75.00,
+		CostPer1MInCached:   37.50,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        150.00,
+		ContextWindow:       128_000,
+		DefaultMaxTokens:    15000,
+		SupportsAttachments: true,
 	},
 	GPT4o: {
-		ID:                 GPT4o,
-		Name:               "GPT 4o",
-		Provider:           ProviderOpenAI,
-		APIModel:           "gpt-4o",
-		CostPer1MIn:        2.50,
-		CostPer1MInCached:  1.25,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       10.00,
-		ContextWindow:      128_000,
-		DefaultMaxTokens:   4096,
+		ID:                  GPT4o,
+		Name:                "GPT 4o",
+		Provider:            ProviderOpenAI,
+		APIModel:            "gpt-4o",
+		CostPer1MIn:         2.50,
+		CostPer1MInCached:   1.25,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        10.00,
+		ContextWindow:       128_000,
+		DefaultMaxTokens:    4096,
+		SupportsAttachments: true,
 	},
 	GPT4oMini: {
-		ID:                 GPT4oMini,
-		Name:               "GPT 4o mini",
-		Provider:           ProviderOpenAI,
-		APIModel:           "gpt-4o-mini",
-		CostPer1MIn:        0.15,
-		CostPer1MInCached:  0.075,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       0.60,
-		ContextWindow:      128_000,
+		ID:                  GPT4oMini,
+		Name:                "GPT 4o mini",
+		Provider:            ProviderOpenAI,
+		APIModel:            "gpt-4o-mini",
+		CostPer1MIn:         0.15,
+		CostPer1MInCached:   0.075,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        0.60,
+		ContextWindow:       128_000,
+		SupportsAttachments: true,
 	},
 	O1: {
-		ID:                 O1,
-		Name:               "O1",
-		Provider:           ProviderOpenAI,
-		APIModel:           "o1",
-		CostPer1MIn:        15.00,
-		CostPer1MInCached:  7.50,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       60.00,
-		ContextWindow:      200_000,
-		DefaultMaxTokens:   50000,
-		CanReason:          true,
+		ID:                  O1,
+		Name:                "O1",
+		Provider:            ProviderOpenAI,
+		APIModel:            "o1",
+		CostPer1MIn:         15.00,
+		CostPer1MInCached:   7.50,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        60.00,
+		ContextWindow:       200_000,
+		DefaultMaxTokens:    50000,
+		CanReason:           true,
+		SupportsAttachments: true,
 	},
 	O1Pro: {
-		ID:                 O1Pro,
-		Name:               "o1 pro",
-		Provider:           ProviderOpenAI,
-		APIModel:           "o1-pro",
-		CostPer1MIn:        150.00,
-		CostPer1MInCached:  0.0,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       600.00,
-		ContextWindow:      200_000,
-		DefaultMaxTokens:   50000,
-		CanReason:          true,
+		ID:                  O1Pro,
+		Name:                "o1 pro",
+		Provider:            ProviderOpenAI,
+		APIModel:            "o1-pro",
+		CostPer1MIn:         150.00,
+		CostPer1MInCached:   0.0,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        600.00,
+		ContextWindow:       200_000,
+		DefaultMaxTokens:    50000,
+		CanReason:           true,
+		SupportsAttachments: true,
 	},
 	O1Mini: {
-		ID:                 O1Mini,
-		Name:               "o1 mini",
-		Provider:           ProviderOpenAI,
-		APIModel:           "o1-mini",
-		CostPer1MIn:        1.10,
-		CostPer1MInCached:  0.55,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       4.40,
-		ContextWindow:      128_000,
-		DefaultMaxTokens:   50000,
-		CanReason:          true,
+		ID:                  O1Mini,
+		Name:                "o1 mini",
+		Provider:            ProviderOpenAI,
+		APIModel:            "o1-mini",
+		CostPer1MIn:         1.10,
+		CostPer1MInCached:   0.55,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        4.40,
+		ContextWindow:       128_000,
+		DefaultMaxTokens:    50000,
+		CanReason:           true,
+		SupportsAttachments: true,
 	},
 	O3: {
-		ID:                 O3,
-		Name:               "o3",
-		Provider:           ProviderOpenAI,
-		APIModel:           "o3",
-		CostPer1MIn:        10.00,
-		CostPer1MInCached:  2.50,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       40.00,
-		ContextWindow:      200_000,
-		CanReason:          true,
+		ID:                  O3,
+		Name:                "o3",
+		Provider:            ProviderOpenAI,
+		APIModel:            "o3",
+		CostPer1MIn:         10.00,
+		CostPer1MInCached:   2.50,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        40.00,
+		ContextWindow:       200_000,
+		CanReason:           true,
+		SupportsAttachments: true,
 	},
 	O3Mini: {
-		ID:                 O3Mini,
-		Name:               "o3 mini",
-		Provider:           ProviderOpenAI,
-		APIModel:           "o3-mini",
-		CostPer1MIn:        1.10,
-		CostPer1MInCached:  0.55,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       4.40,
-		ContextWindow:      200_000,
-		DefaultMaxTokens:   50000,
-		CanReason:          true,
+		ID:                  O3Mini,
+		Name:                "o3 mini",
+		Provider:            ProviderOpenAI,
+		APIModel:            "o3-mini",
+		CostPer1MIn:         1.10,
+		CostPer1MInCached:   0.55,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        4.40,
+		ContextWindow:       200_000,
+		DefaultMaxTokens:    50000,
+		CanReason:           true,
+		SupportsAttachments: false,
 	},
 	O4Mini: {
-		ID:                 O4Mini,
-		Name:               "o4 mini",
-		Provider:           ProviderOpenAI,
-		APIModel:           "o4-mini",
-		CostPer1MIn:        1.10,
-		CostPer1MInCached:  0.275,
-		CostPer1MOutCached: 0.0,
-		CostPer1MOut:       4.40,
-		ContextWindow:      128_000,
-		DefaultMaxTokens:   50000,
-		CanReason:          true,
+		ID:                  O4Mini,
+		Name:                "o4 mini",
+		Provider:            ProviderOpenAI,
+		APIModel:            "o4-mini",
+		CostPer1MIn:         1.10,
+		CostPer1MInCached:   0.275,
+		CostPer1MOutCached:  0.0,
+		CostPer1MOut:        4.40,
+		ContextWindow:       128_000,
+		DefaultMaxTokens:    50000,
+		CanReason:           true,
+		SupportsAttachments: true,
 	},
 }