Claude Sonnet 5.5
Anthropicclaude-sonnet-5-5
Released Sep 28, 2026
Providers
3
Context
1.0M
Input
$2.00/M
Output
$10.00/M
Aliases:claude-sonnet5.5sonnet-5.5sonnet5.5sonnet-5-5claude-5-5-sonnet
Anthropic's Claude 5.5 Sonnet: 30%+ faster output than Sonnet 5 at up to 30% lower cost per task, with strong agentic coding, tool use, computer use and vision; thinking cannot be disabled and forced tool_choice is not supported.
Anthropic's Claude 5.5 Sonnet: 30%+ faster output than Sonnet 5 at up to 30% lower cost per task, with strong agentic coding, tool use, computer use and vision; thinking cannot be disabled and forced tool_choice is not supported.
Anthropic
anthropic/claude-sonnet-5-5
1.0M context128K max outQuant: Unspecified
Input Price
$2.00/M tokens
Output Price
$10.00/M tokens
Cache read: $0.20/MCache write: (ephemeral_5m_input_tokens) $2.50/MCache write: (ephemeral_1h_input_tokens) $4.00/M
Web search $10.00/1K searches
Google Vertex AI
vertex/claude-sonnet-5-5
1.0M context128K max outQuant: Unspecified
Input Price
$2.00/M tokens
Output Price
$10.00/M tokens
Cache read: $0.20/MCache write: (ephemeral_5m_input_tokens) $2.50/MCache write: (ephemeral_1h_input_tokens) $4.00/M
Web search $10.00/1K searches
Azure
azure/claude-sonnet-5-5
1.0M context128K max outQuant: Unspecified
Input Price
$2.00/M tokens
Output Price
$10.00/M tokens
Cache read: $0.20/MCache write: (ephemeral_5m_input_tokens) $2.50/MCache write: (ephemeral_1h_input_tokens) $4.00/M
Web search $10.00/1K searches