claude-sonnet-5-5

Anthropic · Claude Sonnet 5.5

The best combination of speed and intelligence

Price

USD per 1M tokens

Input: 2.2
Output: 11
Cache read: 0.11
Cache write (5 min): 2.75
Cache write (1 h): 4.4

Use it in your tools

Claude Code

Expected to work, not tested yet

Setup guide

Codex CLI

Not supported

Codex CLI only sends Responses requests, and this model has no Responses endpoint.

Setup guide

Cursor

Ask · Expected to work, not tested yet

Agent · Not supported

Cursor's Agent mode needs Responses, and this model has no Responses endpoint.

Setup guide

OpenCode

Expected to work, not tested yet

Setup guide

API / curl

Expected to work, not tested yet

Setup guide

Endpoints and limits

Chat Completions (converted)Messages

Context: 1,000,000
Max output: 128,000

Endpoints marked converted are translated by the gateway and do not forward prompt-cache markers.

Claude Code's 1M-token context option and fast mode are not available through the gateway.

Try it with curl

Replace the placeholder with one of your keys.

curl https://api.tokenwave.dev/v1/messages \
  -H "x-api-key: sk-atr-YOUR_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -H "Content-Type: application/json" \
  -d '{"model":"claude-sonnet-5-5","max_tokens":64,"messages":[{"role":"user","content":"Hello"}]}'