Claude Opus 5 - Unifically

Claude Opus 5 is Anthropic’s flagship Claude 5 family model, built for the most complex reasoning, research, and agentic workflows.

Model

anthropic/claude-opus-5


Provider	Anthropic
Name	Claude Opus 5

Supported Endpoints

All three API formats are supported:

Chat Completions — POST /v1/chat/completions
Responses — POST /v1/responses
Messages — POST /v1/messages

Example

curl -X POST https://api.unifically.com/v1/messages \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "anthropic-version: 2023-06-01" \
  -d '{
    "model": "anthropic/claude-opus-5",
    "max_tokens": 4096,
    "messages": [
      {"role": "user", "content": "Design a distributed job queue with exactly-once semantics."}
    ]
  }'

GPT 5.6 Sol Claude Fable 5

⌘I