Claude Opus 4.5 (latest)
anthropic/claude-opus-4-5By Anthropic · family: claude-opus · released 2025-11-24 · knowledge: 2025-03-31
Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.
Capabilities
Model fit scores
0–100 · higher is betterThese scores reward declared capabilities, context size, price and provider availability — they are not benchmark results. Use them as a directional signal alongside your own evaluation.
Coding66
- Tool calling40/40
- Structured output0/20
- Reasoning10/10
- Context window (100K → 1M)6/20
- Provider availability10/10
Agents75
- Tool calling35/35
- Structured output0/25
- Reasoning15/15
- Output token limit15/15
- Provider availability10/10
JSON / structured output30
- Structured output / JSON mode0/50
- Tool calling20/20
- Temperature control10/10
- Price-friendly for high-volume0/20
Cost efficiency31
- Headline price (log-scaled)26/95
- Has prompt-cache pricing5/5
Long context55
- Context window (100K → 2M)45/90
- Has published price for full window10/10
Vision90
- Accepts image input50/50
- Context window (10K → 1M)20/30
- Has published price10/10
- Provider availability10/10
Production-readiness94
- Number of independent providers40/40
- Has published per-token price20/20
- Context window ≥ 8K15/15
- No data inconsistencies across providers4/10
- Official model (not derivative)15/15
Cost Efficiency Index
Open full calculator →Estimated cost using the recommended provider's headline rate. Each scenario fixes average input/output tokens — the assumptions are shown in the third column.
| Scenario | Cost | Assumption |
|---|---|---|
RAG answer per 1,000 RAG answers | $37.50 $0.04 per request | 5K input tokens (query + 4 retrieved chunks of ~1K each) and a 500-token answer. Typical SaaS knowledge-base bot. |
Support ticket triage per 10,000 tickets | $75.00 < $0.01 per request | 1K input tokens (ticket body + system prompt) and a 100-token JSON classification reply. High-volume customer support. |
Data extraction per 1,000 documents | $22.50 $0.02 per request | 2K input tokens (a single document page) and a 500-token JSON extraction. ETL / invoice / form pipelines. |
Code review per 1,000 PRs | $65.00 $0.07 per request | 8K input tokens (diff + surrounding files) and a 1K-token review comment. PR-bot workloads. |
Agent step per 1,000 steps | $75.00 $0.07 per request | 12K input tokens (long-running tool history) and a 600-token tool-call decision. Cost per agent step. |
Pricing detail
Recommended pricing from anthropic · claude-opus-4-5
Cheapest provider: github-copilot · Unknown input + Unknown output
Available on 16 providers
| Provider | Provider model id | Input / 1M | Output / 1M | Context | Released |
|---|---|---|---|---|---|
| Anthropic anthropic | claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| GitHub Copilot github-copilot | claude-opus-4.5 | Unknown | Unknown | 160K | 2025-11-24 |
| Azure azure | claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| OpenRouter openrouter | anthropic/claude-opus-4.5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| Vercel AI Gateway vercel | anthropic/claude-opus-4.5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| 302.AI 302ai | claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-25 |
| Perplexity Agent perplexity-agent | anthropic/claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| ZenMux zenmux | anthropic/claude-opus-4.5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| Kilo Gateway kilo | anthropic/claude-opus-4.5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| Cloudflare AI Gateway cloudflare-ai-gateway | anthropic/claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| OpenCode Zen opencode | claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| Poe poe | anthropic/claude-opus-4.5 | $4.30 | $21.00 | 197K | 2025-11-21 |
| Venice AI venice | claude-opus-4-5 | $6.00 | $30.00 | 198K | 2025-12-06 |
| Azure Cognitive Services azure-cognitive-services | claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| Requesty requesty | anthropic/claude-opus-4-5 | $5.00 | $25.00 | 200K | 2025-11-24 |
| DigitalOcean digitalocean | anthropic-claude-opus-4.5 | $5.00 | $25.00 | 200K | 2025-11-24 |
Data inconsistencies across providers
- context_window varies: 160000, 196608, 198000, 200000
- release_date varies (span 15d): 2025-11-21, 2025-11-24, 2025-11-25, 2025-12-06
- modalities varies across offerings
Different providers report different values for this model. Quick facts above use the representative provider; consult the table for per-provider truth.
Frequently asked questions
How much does Claude Opus 4.5 (latest) cost?
Claude Opus 4.5 (latest) costs $5.00 per 1M input tokens and $25.00 per 1M output tokens, sourced from anthropic. Cache reads, audio tokens and >200K-context tiers (where applicable) are listed in the Pricing detail block above.
What is the context window of Claude Opus 4.5 (latest)?
Claude Opus 4.5 (latest) has a context window of 200K tokens, with a max output of 64K tokens per reply. This is the total combined size of prompt + completion.
Does Claude Opus 4.5 (latest) support tool calling?
Yes. Claude Opus 4.5 (latest) supports tool calling (function calling). This makes it suitable for production agent and automation workloads where the model has to invoke external functions reliably.
Does Claude Opus 4.5 (latest) support structured output / JSON mode?
Support for structured output / JSON-schema-constrained decoding is not reported for Claude Opus 4.5 (latest) in our data source. Verify with Anthropic's official documentation before relying on it in production.
Can Claude Opus 4.5 (latest) accept image input?
Yes. Claude Opus 4.5 (latest) accepts both text and image input. Vision pricing per image is usually billed on top of the regular token rate — check Anthropic's docs for the exact rule.
Is Claude Opus 4.5 (latest) open-weight?
No. Claude Opus 4.5 (latest) is a proprietary model — only Anthropic (and any approved hosting partners) can serve it. The pricing above reflects the cheapest API access.
What are the best alternatives to Claude Opus 4.5 (latest)?
If Claude Opus 4.5 (latest) doesn't fit, consider Claude Opus 4.6, Claude Sonnet 4.6, Claude Haiku 4.5 (latest). Each one targets the same use case — see the Related links below for direct head-to-head pages.
Where does this data come from?
All numbers come from the public models.dev API and are normalised into a single canonical model record. We re-pull daily and write any changes (price, context, capability) to the /changelog page.
Explore more
Direct comparisons
More Anthropic models
- Claude Opus 4.6$5.00 in / $25.00 out
- Claude Sonnet 4.6$3.00 in / $15.00 out
- Claude Haiku 4.5 (latest)$1.00 in / $5.00 out
- Claude Opus 4.7$5.00 in / $25.00 out
- Claude Sonnet 4.5 (latest)$3.00 in / $15.00 out
Capability lists this model is in
Last updated:
Data is sourced from models.dev and normalized for comparison. Prices and capabilities may change. Always verify critical production decisions with the provider's official documentation.