A
Claude Sonnet 5
anthropicReleased Jun 2026
anthropic/claude-sonnet-5
About
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
Context
1M
Max output
128K
Tokenizer
Claude
Knowledge cutoff
—
Input
text · image · file
Output
text
Pricing
per 1M tokens- Input
- $2.00
- Output
- $10.00
Use this model
curl https://api.n4n.ai/v1/chat/completions \
-H "Authorization: Bearer $N4N_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "anthropic/claude-sonnet-5",
"messages": [{"role": "user", "content": "Hello!"}]
}'Authenticate with an API key from your console; prices above are per 1M tokens.
Providers
max context 1M| Provider | Input $/1M | Output $/1M |
|---|---|---|
| Claude Router claude-router | $2.00 | $10.00 |
| Yuwu yuwu | $2.00 | $10.00 |
Supported parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstool_choicetoolsverbosity