Claude Opus 4: API pricing, providers and specs
Claude Opus 4 is a text model by Anthropic. 4 providers serve it, from $75 to $75 /1M; the lowest price is at Atlas Cloud.
A newer version is out: Claude Opus 5.5 · released Sep 22, 2026
How Claude Opus 4 compares
Against the 737 text models on the site priced the same way.
- Pricey for its class: at $75 /1M, its lowest price is above 99% of comparable models (median $1.10).
- Its 200K-token context window is larger than 32% of them (median 262K), about 300 pages of text.
- On LMArena's Text board it ranks #48 of the 120 comparable models scored there.
- 4 providers serve it; 60% of comparable models have fewer.
Claude Opus 4 prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
 Helicone | $15/1M | From$75/1M | $1.50/1M | — |
 Amazon Bedrock | $15/1M | From$75/1M | $1.50/1M | — |
| Atlas Cloud | $15/1M | $75/1M | $1.50/1M | — |
 Requesty | $15/1M | From$75/1M | $1.50/1M | 200K |
- Atlas Cloud$75
- HeliconeFrom$75
- Amazon BedrockFrom$75
- RequestyFrom$75
Specs
- Type
- Text
- Maker
- Anthropic
- Inputs
- Image, Text
- Outputs
- Text
- Context
- 200K≈ 300 pages of text
- Max output
- 32K
- Capabilities
- Prompt caching, JSON, Reasoning, Tool calling, Vision
- Released
- May 22, 2025
- License
- proprietary
- Open weights
- No, API only
- Arena score
- 1377Text
Alternatives to Claude Opus 4
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| Claude Opus 4this model | $75/1M | 200K | 1377 | 4 |
| GPT-6 Astra | $25/1M | 1.05M | 1775 | 31 |
| GPT-4 | $60/1M | 8K | 1206 | 5 |
| GPT-5.6 | $30/1M | — | — | 1 |
| Kimi Thinking Preview | $30/1M | — | — | 1 |
| GPT-4 Turbo | $30/1M | 128K | 1272 | 6 |
| GPT-5.5 Cyber | $75/1M | — | — | 1 |
| GPT 5.6 Sol | $30/1M | — | — | 1 |
| GPT 5.6 Sol Pro | $40/1M | 1.05M | — | 1 |
More from Anthropic
Claude Opus 4 FAQ
The lowest price for Claude Opus 4 is $75 /1M, at Atlas Cloud.
Atlas Cloud, at $75 /1M. 4 providers serve Claude Opus 4; the table above lists every one with its price.
Claude Opus 4 reads up to 200K tokens per request and writes up to 32K.
No. Claude Opus 4 is only available through an API; Anthropic does not publish its weights.
4 API providers serve Claude Opus 4. Compare their prices above, or open a provider to see everything it offers.
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