IDEChat / LLM

Use Claude 4.6 Opus in Windsurf

Connect the Claude 4.6 Opus API to Windsurf through SkillBoss — one API key, no provider lock-in.

Anthropic's most advanced AI model Claude 4.6 Opus (Feb 2026). Key upgrades over Opus 4.5: • 1M Token Context Window - First Opus model with million-token context, designed to keep long conversations stable • Adaptive Thinking + Agent Teams - Variable reasoning effort and coordinated multi-agent workflows for complex tasks • Benchmark gains vs Opus 4.5: ARC AGI 2 68.8% (vs 37.6%), Terminal Bench 65.4% (vs 59.8%), OSWorld 72.7% (vs 66.3%), BrowseComp 84.0% (vs 67.8%), HLE 40.0% (vs 30.8%)

Setup in Windsurf

  1. Sign up at skillboss.co and create an API key.
  2. Configure Windsurf to use the SkillBoss API endpoint: https://api.skillboss.co/v1
  3. Set the model to claude-4-6-opus
  4. Run your first request — Claude 4.6 Opus is now available in Windsurf.

Model Specs

Model
Claude 4.6 Opus
Type
Chat / LLM
Vendor
anthropic
Category
chat-llm
Pricing
Contact for pricing
API ID
claude-4-6-opus

Quick Start Code

Call Claude 4.6 Opus from Windsurf using the SkillBoss unified API:

curl -X POST 'https://api.skillboss.co/v1/chat/completions' \
  -H 'Authorization: Bearer $SKILLBOSS_API_KEY' \
  -H 'Content-Type: application/json' \
  -d '{
    "model": "claude-4-6-opus",
    "messages": [{"role": "user", "content": "Hello from Windsurf"}]
  }'

The same API key works with all 600+ models. Change the model parameter to switch instantly.

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FAQ

How do I use Claude 4.6 Opus in Windsurf?

Sign up at skillboss.co, get an API key, and configure Windsurf to use the SkillBoss API endpoint (https://api.skillboss.co/v1). Set the model to claude-4-6-opus and you're ready to go.

How much does Claude 4.6 Opus cost?

Claude 4.6 Opus is available via SkillBoss with pay-as-you-go billing. Check the model page for current pricing.

Can I switch to another model without changing my code?

Yes — SkillBoss provides a unified API compatible with OpenAI format. Change the model parameter to switch between 600+ models instantly without modifying your integration.