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Align Claude 4.6 alias and mapping behavior #21487

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14 changes: 14 additions & 0 deletions litellm/constants.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1046,7 +1046,21 @@
"anthropic.claude-sonnet-4-5-20250929-v1:0",
"anthropic.claude-opus-4-6-v1:0",
"anthropic.claude-opus-4-6-v1",
"global.anthropic.claude-opus-4-6-v1",
"us.anthropic.claude-opus-4-6-v1",
"eu.anthropic.claude-opus-4-6-v1",
"jp.anthropic.claude-opus-4-6-v1",
"apac.anthropic.claude-opus-4-6-v1",
"au.anthropic.claude-opus-4-6-v1",
"anthropic.claude-sonnet-4-6-v1:0",
"anthropic.claude-sonnet-4-6-v1",
"anthropic.claude-sonnet-4-6",
"global.anthropic.claude-sonnet-4-6",
"us.anthropic.claude-sonnet-4-6",
"eu.anthropic.claude-sonnet-4-6",
"jp.anthropic.claude-sonnet-4-6",
"apac.anthropic.claude-sonnet-4-6",
"au.anthropic.claude-sonnet-4-6",
"anthropic.claude-opus-4-1-20250805-v1:0",
"anthropic.claude-opus-4-20250514-v1:0",
"anthropic.claude-sonnet-4-20250514-v1:0",
Expand Down
18 changes: 15 additions & 3 deletions litellm/llms/anthropic/chat/transformation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -172,8 +172,14 @@ def convert_tool_use_to_openai_format(

@staticmethod
def _is_claude_opus_4_6(model: str) -> bool:
"""Check if the model is Claude Opus 4.5 or Sonnet 4.6."""
return "opus-4-6" in model.lower() or "opus_4_6" in model.lower() or "sonnet-4-6" in model.lower() or "sonnet_4_6" in model.lower() or "sonnet-4.6" in model.lower()
"""Check if the model is Claude Opus 4.6."""
model_lower = model.lower()
return (
"opus-4-6" in model_lower
or "opus_4_6" in model_lower
or "opus-4.6" in model_lower
or "opus_4.6" in model_lower
)

def get_supported_openai_params(self, model: str):
params = [
Expand Down Expand Up @@ -711,7 +717,11 @@ def _map_reasoning_effort(
) -> Optional[AnthropicThinkingParam]:
if reasoning_effort is None or reasoning_effort == "none":
return None
if AnthropicConfig._is_claude_opus_4_6(model):
model_lower = model.lower()
if AnthropicConfig._is_claude_opus_4_6(model) or any(
pattern in model_lower
for pattern in ("sonnet-4-6", "sonnet_4_6", "sonnet-4.6", "sonnet_4.6")
):
return AnthropicThinkingParam(
type="adaptive",
)
Expand Down Expand Up @@ -942,6 +952,8 @@ def map_openai_params( # noqa: PLR0915
"sonnet-4-6",
"sonnet_4.6",
"sonnet_4_6",
"opus_4.6",
"opus_4_6",
}
):
_output_format = (
Expand Down
182 changes: 181 additions & 1 deletion litellm/model_prices_and_context_window_backup.json
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1083,6 +1083,66 @@
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"jp.anthropic.claude-opus-4-6-v1": {
"cache_creation_input_token_cost": 6.875e-06,
"cache_creation_input_token_cost_above_200k_tokens": 1.375e-05,
"cache_read_input_token_cost": 5.5e-07,
"cache_read_input_token_cost_above_200k_tokens": 1.1e-06,
"input_cost_per_token": 5.5e-06,
"input_cost_per_token_above_200k_tokens": 1.1e-05,
"litellm_provider": "bedrock_converse",
"max_input_tokens": 1000000,
"max_output_tokens": 128000,
"max_tokens": 128000,
"mode": "chat",
"output_cost_per_token": 2.75e-05,
"output_cost_per_token_above_200k_tokens": 4.125e-05,
"search_context_cost_per_query": {
"search_context_size_high": 0.01,
"search_context_size_low": 0.01,
"search_context_size_medium": 0.01
},
"supports_assistant_prefill": false,
"supports_computer_use": true,
"supports_function_calling": true,
"supports_pdf_input": true,
"supports_prompt_caching": true,
"supports_reasoning": true,
"supports_response_schema": true,
"supports_tool_choice": true,
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"apac.anthropic.claude-opus-4-6-v1": {
"cache_creation_input_token_cost": 6.875e-06,
"cache_creation_input_token_cost_above_200k_tokens": 1.375e-05,
"cache_read_input_token_cost": 5.5e-07,
"cache_read_input_token_cost_above_200k_tokens": 1.1e-06,
"input_cost_per_token": 5.5e-06,
"input_cost_per_token_above_200k_tokens": 1.1e-05,
"litellm_provider": "bedrock_converse",
"max_input_tokens": 1000000,
"max_output_tokens": 128000,
"max_tokens": 128000,
"mode": "chat",
"output_cost_per_token": 2.75e-05,
"output_cost_per_token_above_200k_tokens": 4.125e-05,
"search_context_cost_per_query": {
"search_context_size_high": 0.01,
"search_context_size_low": 0.01,
"search_context_size_medium": 0.01
},
"supports_assistant_prefill": false,
"supports_computer_use": true,
"supports_function_calling": true,
"supports_pdf_input": true,
"supports_prompt_caching": true,
"supports_reasoning": true,
"supports_response_schema": true,
"supports_tool_choice": true,
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"au.anthropic.claude-opus-4-6-v1": {
"cache_creation_input_token_cost": 6.875e-06,
"cache_creation_input_token_cost_above_200k_tokens": 1.375e-05,
Expand Down Expand Up @@ -1113,6 +1173,66 @@
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"anthropic.claude-sonnet-4-6-v1:0": {
"cache_creation_input_token_cost": 3.75e-06,
"cache_creation_input_token_cost_above_200k_tokens": 7.5e-06,
"cache_read_input_token_cost": 3e-07,
"cache_read_input_token_cost_above_200k_tokens": 6e-07,
"input_cost_per_token": 3e-06,
"input_cost_per_token_above_200k_tokens": 6e-06,
"litellm_provider": "bedrock_converse",
"max_input_tokens": 200000,
"max_output_tokens": 64000,
"max_tokens": 64000,
"mode": "chat",
"output_cost_per_token": 1.5e-05,
"output_cost_per_token_above_200k_tokens": 2.25e-05,
"search_context_cost_per_query": {
"search_context_size_high": 0.01,
"search_context_size_low": 0.01,
"search_context_size_medium": 0.01
},
"supports_assistant_prefill": true,
"supports_computer_use": true,
"supports_function_calling": true,
"supports_pdf_input": true,
"supports_prompt_caching": true,
"supports_reasoning": true,
"supports_response_schema": true,
"supports_tool_choice": true,
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"anthropic.claude-sonnet-4-6-v1": {
"cache_creation_input_token_cost": 3.75e-06,
"cache_creation_input_token_cost_above_200k_tokens": 7.5e-06,
"cache_read_input_token_cost": 3e-07,
"cache_read_input_token_cost_above_200k_tokens": 6e-07,
"input_cost_per_token": 3e-06,
"input_cost_per_token_above_200k_tokens": 6e-06,
"litellm_provider": "bedrock_converse",
"max_input_tokens": 200000,
"max_output_tokens": 64000,
"max_tokens": 64000,
"mode": "chat",
"output_cost_per_token": 1.5e-05,
"output_cost_per_token_above_200k_tokens": 2.25e-05,
"search_context_cost_per_query": {
"search_context_size_high": 0.01,
"search_context_size_low": 0.01,
"search_context_size_medium": 0.01
},
"supports_assistant_prefill": true,
"supports_computer_use": true,
"supports_function_calling": true,
"supports_pdf_input": true,
"supports_prompt_caching": true,
"supports_reasoning": true,
"supports_response_schema": true,
"supports_tool_choice": true,
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"anthropic.claude-sonnet-4-6": {
"cache_creation_input_token_cost": 3.75e-06,
"cache_creation_input_token_cost_above_200k_tokens": 7.5e-06,
Expand Down Expand Up @@ -1233,6 +1353,36 @@
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"jp.anthropic.claude-sonnet-4-6": {
"cache_creation_input_token_cost": 4.125e-06,
"cache_creation_input_token_cost_above_200k_tokens": 8.25e-06,
"cache_read_input_token_cost": 3.3e-07,
"cache_read_input_token_cost_above_200k_tokens": 6.6e-07,
"input_cost_per_token": 3.3e-06,
"input_cost_per_token_above_200k_tokens": 6.6e-06,
"litellm_provider": "bedrock_converse",
"max_input_tokens": 200000,
"max_output_tokens": 64000,
"max_tokens": 64000,
"mode": "chat",
"output_cost_per_token": 1.65e-05,
"output_cost_per_token_above_200k_tokens": 2.475e-05,
"search_context_cost_per_query": {
"search_context_size_high": 0.01,
"search_context_size_low": 0.01,
"search_context_size_medium": 0.01
},
"supports_assistant_prefill": true,
"supports_computer_use": true,
"supports_function_calling": true,
"supports_pdf_input": true,
"supports_prompt_caching": true,
"supports_reasoning": true,
"supports_response_schema": true,
"supports_tool_choice": true,
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"apac.anthropic.claude-sonnet-4-6": {
"cache_creation_input_token_cost": 4.125e-06,
"cache_creation_input_token_cost_above_200k_tokens": 8.25e-06,
Expand Down Expand Up @@ -1263,6 +1413,36 @@
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"au.anthropic.claude-sonnet-4-6": {
"cache_creation_input_token_cost": 4.125e-06,
"cache_creation_input_token_cost_above_200k_tokens": 8.25e-06,
"cache_read_input_token_cost": 3.3e-07,
"cache_read_input_token_cost_above_200k_tokens": 6.6e-07,
"input_cost_per_token": 3.3e-06,
"input_cost_per_token_above_200k_tokens": 6.6e-06,
"litellm_provider": "bedrock_converse",
"max_input_tokens": 200000,
"max_output_tokens": 64000,
"max_tokens": 64000,
"mode": "chat",
"output_cost_per_token": 1.65e-05,
"output_cost_per_token_above_200k_tokens": 2.475e-05,
"search_context_cost_per_query": {
"search_context_size_high": 0.01,
"search_context_size_low": 0.01,
"search_context_size_medium": 0.01
},
"supports_assistant_prefill": true,
"supports_computer_use": true,
"supports_function_calling": true,
"supports_pdf_input": true,
"supports_prompt_caching": true,
"supports_reasoning": true,
"supports_response_schema": true,
"supports_tool_choice": true,
"supports_vision": true,
"tool_use_system_prompt_tokens": 346
},
"anthropic.claude-sonnet-4-20250514-v1:0": {
"cache_creation_input_token_cost": 3.75e-06,
"cache_read_input_token_cost": 3e-07,
Expand Down Expand Up @@ -37658,4 +37838,4 @@
"notes": "DuckDuckGo Instant Answer API is free and does not require an API key."
}
}
}
}
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