Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...
Model details →Claude Opus 5 vs OpenAI GPT Latest
Claude Opus 5 and OpenAI GPT Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
This model always redirects to the latest model in the OpenAI GPT family.
Model details →Side-by-side comparison
| Capability | Claude Opus 5 | OpenAI GPT Latest | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1M | 1.1M | 🏆 OpenAI GPT Latest |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $5.00 | $5.00 | Tie |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $25.00 | $30.00 | 🏆 Claude Opus 5 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Claude Opus 5 better than OpenAI GPT Latest?
Claude Opus 5 and OpenAI GPT Latest are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Claude Opus 5 and OpenAI GPT Latest?
Input: $5.00 vs $5.00 per 1M tokens. Output: $25.00 vs $30.00 per 1M tokens.
What context windows do Claude Opus 5 and OpenAI GPT Latest support?
Claude Opus 5 supports up to 1M tokens. OpenAI GPT Latest supports up to 1.1M tokens.
Do both Claude Opus 5 and OpenAI GPT Latest support tool calling?
Claude Opus 5: yes. OpenAI GPT Latest: yes.
Compare Claude Opus 5 with other models
vs Anthropic Claude Haiku Latestvs Anthropic Claude Sonnet Latestvs Anthropic: Claude Fable Latestvs Anthropic: Claude Opus Latest