Anthropic: Claude Opus 4.5 (batch)
Anthropic's Claude Opus 4.5 (batch) is designed for handling diverse inputs, including text, files, and images, with an impressive context length of 200,000 tokens. It supports reasoning and external tools, making it versatile for complex tasks. While the model doesn't offer structured output or open weights, its benchmark scores stand at 58.7 on AI Index and 76.8 on Eqbench, indicating strong performance in specific areas. Considering its price point of $2.5 per million input tokens and $12.5 per million output tokens, this model is more suitable for projects requiring a balance between cost and quality, especially those involving text-based tasks where it excels. Its blended benchmark score of 73.4 across two independent benchmarks suggests robust performance but may not be the top choice if you prioritize absolute peak capabilities.
Benchmark results
Independent, published benchmarks. Blended score 73.4 across 2 benchmarks, last refreshed 2026-08-13. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 58.7 |
| EQ-Bench | emotional understanding in dialogue | 76.8 |
- Model ID
- anthropic/claude-opus-4.5:batch
- Vendor
- anthropic
- Released
- November 2025
- Tokenizer
- Claude
- Input Modalities
- file, image, text
- Output Modalities
- text
- Max Output
- 64,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $2.50/M input and $12.50/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.09 |
| Classify 1,000 customer emails | 500k in / 50k out | $1.88 |
| A month of a busy support chatbot | 5M in / 2M out | $37.50 |
Similar models
Claude Opus 5 (batch)
Anthropic: Claude Sonnet 5
Anthropic: Claude Sonnet 5 (batch)
Anthropic: Claude Opus 4.8 (batch)
Anthropic: Claude Opus 4.7 (batch)
Anthropic: Claude Sonnet 4.6
Quick answers
- How much does Anthropic: Claude Opus 4.5 (batch) cost?
- $2.50 per million input tokens and $12.50 per million output tokens.
- What is Anthropic: Claude Opus 4.5 (batch)'s context window?
- 200,000 tokens, roughly 300 pages of text in a single request.
- Does Anthropic: Claude Opus 4.5 (batch) support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Anthropic: Claude Opus 4.5 (batch) process images?
- Yes, it accepts image input.