Anthropic: Claude Opus 4.6 (Fast)

Description

Fast-mode variant of [Opus 4.6](/anthropic/claude-opus-4.6) - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs: https://platform.claude.com/docs/en/build-with-claude/fast-mode

Quick Start

curl https://router.tangle.tools/v1/chat/completions \
  -H "Authorization: Bearer $TANGLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-opus-4.6-fast",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Modalities