Agentic Chat (Claude Sonnet 4.5) vs Agentic Chat (GPT-5.5)
Both have similar output pricing, while Agentic Chat (GPT-5.5) offers a larger context window. Choose Agentic Chat (Claude Sonnet 4.5) or Agentic Chat (GPT-5.5) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Agentic Chat (Claude Sonnet 4.5) | Agentic Chat (GPT-5.5) |
|---|---|---|
| Provider | GitLab Duo | GitLab Duo |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 200K | 1.1M |
| Parameters | — | — |
| Open weights | No | No |
| Released | Jan 2026 | Apr 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.