Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...
Model details →Anthropic: Claude Opus 4.8 vs OpenAI: GPT-4 Turbo (batch)
Anthropic: Claude Opus 4.8 wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
The latest GPT-4 Turbo model with vision capabilities. Vision requests can now use JSON mode and function calling. Training data: up to December 2023.
Model details →Side-by-side comparison
| Capability | Anthropic: Claude Opus 4.8 | OpenAI: GPT-4 Turbo (batch) | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1M | 128K | 🏆 Anthropic: Claude Opus 4.8 |
| 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 | $15.00 | 🏆 OpenAI: GPT-4 Turbo (batch) |
| 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 | — | 🏆 Anthropic: Claude Opus 4.8 |
Frequently asked questions
Is Anthropic: Claude Opus 4.8 better than OpenAI: GPT-4 Turbo (batch)?
Anthropic: Claude Opus 4.8 wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Anthropic: Claude Opus 4.8 and OpenAI: GPT-4 Turbo (batch)?
Input: $5.00 vs $5.00 per 1M tokens. Output: $25.00 vs $15.00 per 1M tokens.
What context windows do Anthropic: Claude Opus 4.8 and OpenAI: GPT-4 Turbo (batch) support?
Anthropic: Claude Opus 4.8 supports up to 1M tokens. OpenAI: GPT-4 Turbo (batch) supports up to 128K tokens.
Do both Anthropic: Claude Opus 4.8 and OpenAI: GPT-4 Turbo (batch) support tool calling?
Anthropic: Claude Opus 4.8: yes. OpenAI: GPT-4 Turbo (batch): yes.
Compare Anthropic: Claude Opus 4.8 with other models
vs Anthropic Claude Haiku Latestvs Anthropic Claude Sonnet Latestvs Anthropic: Claude Fable Latestvs Anthropic: Claude Opus Latest