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Agentic Chat (Claude Opus 4.5)
anthropic·anthropic/duo-chat-opus-4-5·GA·Closed·claude-opus series
Flagship Claude model for deep reasoning, coding, and long-horizon agents
At a glance
Reference price$0 / $0 per 1M
Cache read $0 · GitLab Duo
Lowest paidNo paid channels
1 more $0 channels
Context200,000
Output limit64,000
Capabilities
✓ Reasoning✓ Tool use? Structured output✓ Temperature✓ Attachments
Modalities
TextImagePDF
Knowledge cutoff2025-03-31
Released / updated2026-01-08 / 2026-01-08
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers0 with public prices · 1 free
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| GitLab Duo | Cloud | Free | $0 | $0 | 200,000 | 64,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
This model is $0 across all listed channels (GitLab Duo).
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Upstream provides no control info
1 / 1 providers expose no reasoning control (reasoning_options: []).
Related models
Claude Opus 5same series$5.00 / $25.00Claude Opus 5 (Fast)same series$12.00 / $60.00Claude Opus 5 (EU)same series$5.50 / $27.50
Price historyone sample accumulated per data sync
Input listOutput listMin blended