Claude Opus 4.5 pricing & benchmarks
Claude Opus 4.5 is available from Anthropic at $5.00 per million input tokens and $25.00 per million output tokens ($10.00 blended at 3:1). It accepts up to 200,000 tokens of context. Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding…
Pricing
Per million tokens · OpenRouter
Input$5.00
Output$25.00
Blended (3:1)$10.00
Specification
anthropic/claude-opus-4.5
Context window200K
Max output64K
ReleasedNov 2025
LicenceProprietary
Modalitiesin:text, in:image, in:file, out:text
Benchmarks
Independently run — not vendor self-reports. Every score links its source.
| Benchmark | Score | Config | Run | Source |
|---|---|---|---|---|
| GPQA Diamond | 86.0% ±2.1 | 32k thinking effort | 2025-11-24 | Independently run · Epoch AI |
| SWE-bench Verified | 76.7% ±1.9 | no thinking effort | 2026-02-05 | Independently run · Epoch AI |
| FrontierMath T1–3 | 34.4% ±2.8 | 32k thinking effort | 2026-06-11 | Independently run · Epoch AI |
| FrontierMath T4 | 4.9% ±3.4 | 32k thinking effort | 2026-06-11 | Independently run · Epoch AI |
| SimpleQA Verified | 41.8% ±1.6 | 32k thinking effort | 2025-12-09 | Independently run · Epoch AI |
| OTIS Mock AIME | 86.1% ±4.3 | 32k thinking effort | 2025-11-24 | Independently run · Epoch AI |
Scores published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0.
Cheaper models that score at least as well on GPQA Diamond
Strictly lower blended price AND an equal-or-higher GPQA Diamond score. One benchmark is one dimension — a model that wins here may still be weaker at your specific task.
| Model | Provider | Blended $/1M | GPQA Diamond | |
|---|---|---|---|---|
| DeepSeek V4 Flash 0731 | DeepSeek | $0.113 (−99%) | 91.0% | Compare → |
| GPT-5.6 Luna | OpenAI | $0.225 (−98%) | 91.6% | Compare → |
| GLM 5.2 | Zhipu AI | $0.387 (−96%) | 91.9% | Compare → |
| DeepSeek V4 Pro | DeepSeek | $0.544 (−95%) | 90.9% | Compare → |
| Qwen3.6 Plus | Alibaba | $0.731 (−93%) | 88.4% | Compare → |
Where to run Claude Opus 4.5
6 options across 4 providers · 1.1× between cheapest and dearest. Blended at 3:1. ⚠ marks an option serving less context than the best available, or re-pricing above a prompt-length threshold. Bracketed labels are the provider's own service tier or region.
| Host | Blended $/1M | In / Out | Context | Uptime 24h |
|---|---|---|---|---|
| Anthropic | $10.00 | $5.00 / $25.00 | 200K | 99.9% |
| Amazon Bedrock | $10.00 | $5.00 / $25.00 | 200K | 99.6% |
| Google (global) | $10.00 | $5.00 / $25.00 | 200K | 99.5% |
| Anthropic (2) | $10.00 | $5.00 / $25.00 | 200K | 99.0% |
| Azure (global) | $10.00 | $5.00 / $25.00 | 200K | — |
| Amazon Bedrock (eu-west-1) | $11.00 | $5.50 / $27.50 | 200K | 100.0% |
Host prices and uptime from OpenRouter, synced 2026-08-08.
Compare Claude Opus 4.5
FAQ
How much does Claude Opus 4.5 cost?
Claude Opus 4.5 costs $5.00 per million input tokens and $25.00 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $10.00 per million tokens.
What is Claude Opus 4.5's context window?
Claude Opus 4.5 accepts up to 200,000 tokens of context, and can generate up to 64,000 output tokens.
How good is Claude Opus 4.5 on benchmarks?
Claude Opus 4.5 scores 86.0% on GPQA Diamond, independently run and published by Epoch AI. 6 benchmark results are listed on this page, each with its run date and source.
Is there a cheaper model as good as Claude Opus 4.5?
Yes — 5 models in our catalogue cost less per token than Claude Opus 4.5 and score at least as high on the same benchmark. The cheapest is DeepSeek V4 Flash 0731 at $0.113 per million tokens blended.