diff --git a/src/vs/workbench/contrib/void/common/modelCapabilities.ts b/src/vs/workbench/contrib/void/common/modelCapabilities.ts
index b1316474..a5c488e3 100644
--- a/src/vs/workbench/contrib/void/common/modelCapabilities.ts
+++ b/src/vs/workbench/contrib/void/common/modelCapabilities.ts
@@ -123,36 +123,53 @@ const modelOptionsDefaults: ModelOptions = {
 }
 
 
+
+// TODO!!! double check all context sizes below
+// TODO!!! add openrouter common models
+// TODO!!! allow user to modify capabilities and tell them if autodetected model or falling back
+
 const openSourceModelOptions_assumingOAICompat = {
 	'deepseekR1': {
 		supportsFIM: false,
 		supportsSystemMessage: false,
 		supportsTools: false,
 		reasoningCapabilities: { supportsReasoning: true, canTurnOffReasoning: false, canIOReasoning: true, openSourceThinkTags: ['<think>', '</think>'] },
+		contextWindow: 32_000, maxOutputTokens: 4_096,
+	},
+	'deepseekCoderV3': {
+		supportsFIM: false,
+		supportsSystemMessage: false, // unstable
+		supportsTools: false,
+		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'deepseekCoderV2': {
 		supportsFIM: false,
 		supportsSystemMessage: false, // unstable
 		supportsTools: false,
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'codestral': {
 		supportsFIM: true,
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'openhands-lm-32b': { // https://www.all-hands.dev/blog/introducing-openhands-lm-32b----a-strong-open-coding-agent-model
 		supportsFIM: false,
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false, // built on qwen 2.5 32B instruct
+		contextWindow: 128_000, maxOutputTokens: 4_096
 	},
 	'phi4': {
 		supportsFIM: false,
 		supportsSystemMessage: 'system-role',
 		supportsTools: false,
 		reasoningCapabilities: false,
+		contextWindow: 16_000, maxOutputTokens: 4_096,
 	},
 
 	'gemma': { // https://news.ycombinator.com/item?id=43451406
@@ -160,32 +177,52 @@ const openSourceModelOptions_assumingOAICompat = {
 		supportsSystemMessage: 'system-role',
 		supportsTools: false,
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
+	},
+	// llama 4 https://ai.meta.com/blog/llama-4-multimodal-intelligence/
+	'llama4-scout': {
+		supportsFIM: false,
+		supportsSystemMessage: 'system-role',
+		supportsTools: 'openai-style',
+		reasoningCapabilities: false,
+		contextWindow: 10_000_000, maxOutputTokens: 4_096,
+	},
+	'llama4-maverick': {
+		supportsFIM: false,
+		supportsSystemMessage: 'system-role',
+		supportsTools: 'openai-style',
+		reasoningCapabilities: false,
+		contextWindow: 10_000_000, maxOutputTokens: 4_096,
 	},
 
-	// llama
+	// llama 3
 	'llama3': {
 		supportsFIM: false,
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'llama3.1': {
 		supportsFIM: false,
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'llama3.2': {
 		supportsFIM: false,
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'llama3.3': {
 		supportsFIM: false,
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	// qwen
 	'qwen2.5coder': {
@@ -193,12 +230,14 @@ const openSourceModelOptions_assumingOAICompat = {
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: false,
+		contextWindow: 32_000, maxOutputTokens: 4_096,
 	},
 	'qwq': {
 		supportsFIM: false, // no FIM, yes reasoning
 		supportsSystemMessage: 'system-role',
 		supportsTools: 'openai-style',
 		reasoningCapabilities: { supportsReasoning: true, canTurnOffReasoning: false, canIOReasoning: true, openSourceThinkTags: ['<think>', '</think>'] },
+		contextWindow: 128_000, maxOutputTokens: 8_192,
 	},
 	// FIM only
 	'starcoder2': {
@@ -206,14 +245,18 @@ const openSourceModelOptions_assumingOAICompat = {
 		supportsSystemMessage: false,
 		supportsTools: false,
 		reasoningCapabilities: false,
+		contextWindow: 128_000, maxOutputTokens: 8_192,
+
 	},
 	'codegemma:2b': {
 		supportsFIM: true,
 		supportsSystemMessage: false,
 		supportsTools: false,
 		reasoningCapabilities: false,
+		contextWindow: 128_000, maxOutputTokens: 8_192,
+
 	},
-} as const satisfies { [s: string]: Partial<ModelOptions> }
+} as const satisfies { [s: string]: Omit<ModelOptions, 'cost'> }
 
 
 
@@ -230,21 +273,46 @@ const extensiveModelFallback: ProviderSettings['modelOptionsFallback'] = (modelN
 			cost: { input: 0, output: 0 },
 		}
 	}
-	if (lower.includes('gpt-4o')) return toFallback(openAIModelOptions['gpt-4o'])
+	if (Object.keys(openSourceModelOptions_assumingOAICompat).map(k => k.toLowerCase()).includes(lower))
+		return toFallback(openSourceModelOptions_assumingOAICompat[lower as keyof typeof openSourceModelOptions_assumingOAICompat])
+
+	if (lower.includes('gemini') && (lower.includes('2.5') || lower.includes('2-5'))) return toFallback(geminiModelOptions['gemini-2.5-pro-exp-03-25'])
+
 	if (lower.includes('claude-3-5') || lower.includes('claude-3.5')) return toFallback(anthropicModelOptions['claude-3-5-sonnet-20241022'])
 	if (lower.includes('claude')) return toFallback(anthropicModelOptions['claude-3-7-sonnet-20250219'])
+
 	if (lower.includes('grok')) return toFallback(xAIModelOptions['grok-2'])
-	if (lower.includes('deepseek-r1') || lower.includes('deepseek-reasoner')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.deepseekR1, contextWindow: 32_000, maxOutputTokens: 4_096, })
-	if (lower.includes('deepseek')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.deepseekCoderV2, contextWindow: 32_000, maxOutputTokens: 4_096, })
-	if (lower.includes('llama3')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.llama3, contextWindow: 32_000, maxOutputTokens: 4_096, })
-	if (lower.includes('qwen') && lower.includes('2.5') && lower.includes('coder')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['qwen2.5coder'], contextWindow: 32_000, maxOutputTokens: 4_096, })
-	if (lower.includes('codestral')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.codestral, contextWindow: 32_000, maxOutputTokens: 4_096, })
-	if (lower.includes('qwq')) { return toFallback({ ...openSourceModelOptions_assumingOAICompat.qwq, contextWindow: 128_000, maxOutputTokens: 8_192, }) }
-	if (lower.includes('gemini') && (lower.includes('2.5') || lower.includes('2-5'))) return toFallback(geminiModelOptions['gemini-2.5-pro-exp-03-25'])
-	if (lower.includes('phi4')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.phi4, contextWindow: 16_000, maxOutputTokens: 4_096, })
-	if (lower.includes('gemma')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.gemma, contextWindow: 32_000, maxOutputTokens: 4_096, })
-	if (lower.includes('openhands')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['openhands-lm-32b'], contextWindow: 128_000, maxOutputTokens: 4_096 }) // max output unclear
-	if (/\bo1\b/.test(modelName) || /\bo3\b/.test(modelName)) return toFallback(openAIModelOptions['o1'])
+
+	if (lower.includes('deepseek-r1') || lower.includes('deepseek-reasoner')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.deepseekR1 })
+	if (lower.includes('deepseek') && lower.includes('v2')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.deepseekCoderV2 })
+	if (lower.includes('deepseek')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.deepseekCoderV3 })
+
+	if (lower.includes('llama3')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.llama3, })
+	if (lower.includes('llama3.1')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['llama3.1'], })
+	if (lower.includes('llama3.2')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['llama3.2'], })
+	if (lower.includes('llama3.3')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['llama3.3'], })
+	if (lower.includes('llama') || lower.includes('scout')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['llama4-scout'] })
+	if (lower.includes('llama') || lower.includes('maverick')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['llama4-scout'] })
+	if (lower.includes('llama')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['llama4-scout'] })
+
+	if (lower.includes('qwen') && lower.includes('2.5') && lower.includes('coder')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['qwen2.5coder'] })
+	if (lower.includes('qwq')) { return toFallback({ ...openSourceModelOptions_assumingOAICompat.qwq, }) }
+	if (lower.includes('phi4')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.phi4, })
+	if (lower.includes('codestral')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.codestral })
+
+	if (lower.includes('gemma')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.gemma, })
+
+	if (lower.includes('starcoder2')) return toFallback({ ...openSourceModelOptions_assumingOAICompat.starcoder2, })
+
+	if (lower.includes('openhands')) return toFallback({ ...openSourceModelOptions_assumingOAICompat['openhands-lm-32b'], }) // max output unclear
+
+	if (lower.includes('4o') && lower.includes('mini')) return toFallback(openAIModelOptions['gpt-4o-mini'])
+	if (lower.includes('4o')) return toFallback(openAIModelOptions['gpt-4o'])
+	if (lower.includes('o1') && lower.includes('mini')) return toFallback(openAIModelOptions['o1-mini'])
+	if (lower.includes('o1')) return toFallback(openAIModelOptions['o1'])
+	if (lower.includes('o3') && lower.includes('mini')) return toFallback(openAIModelOptions['o3-mini'])
+	// if (lower.includes('o3')) return toFallback(openAIModelOptions['o3'])
+
 	return toFallback(modelOptionsDefaults)
 }