Models 
Anthropic · Chat · Available
Anthropicclaude-opus-5-5
Claude Opus 5.5
Claude model for long-running agentic coding and knowledge work
Released 2026-09-22. Allgate publishes a flat input/output token rate for this entry. The prices above are Allgate catalogue rates, not a promise of provider discounts. Optional priority, fast, ultra-fast, cache-write, tools and other premium service modes are not included. Check your account pricing before sending requests.
- Reasoning
- Tool calling
- Structured output
- Released 2026-09-22
Model id
claude-opus-5-5 Model access and billing
- What is Claude Opus 5.5 on Allgate?
- This chat model from Anthropic is listed in the Allgate public catalogue. Its API model ID is claude-opus-5-5. Allgate supplies unified access and billing; the underlying model comes from a third-party provider.
- How much does Claude Opus 5.5 cost?
- $4 input and $20 output, per million tokens. These are Allgate public catalogue base rates in USD. Account discounts are shown separately; check your applicable price before a request. Additional service modes or generation settings may have separate limits.
- Can I call this model now?
- The catalogue snapshot dated 2026-10-22 reports an available route. Availability can change. Check current routing, account access and prepaid balance before sending a request.
- How do I connect it?
- Create an Allgate API key, use the exact model ID claude-opus-5-5, and consult the request reference for /v1/chat/completions. Image and video workflows can also start in Studio. Keep the API key on your server.
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