# Anthropic: Claude Sonnet 4 API pricing

No price from the maker itself is on record for Anthropic: Claude Sonnet 4. The lowest of 5 providers is Helicone: $3 per 1M input tokens and $15 per 1M output tokens (as of 2026-11-12). Context window: 1M tokens, up to 64K output tokens per request.

- Type: Text
- Context: 1M
- Max output: 64K
- Released: 2025-05-22
- Open weights: No

## Price by provider (USD per 1M tokens)

| Provider | Model id | Input | Output | Cached | Notes |
| --- | --- | --- | --- | --- | --- |
| [Helicone](https://helicone.ai/models) | claude-sonnet-4 | $3 | $15 | $0.3 | Lowest |
| [Poe](https://creator.poe.com/docs/external-applications/openai-compatible-api) | anthropic/claude-sonnet-4 | $2.6 | $13 | $0.26 | Deprecated |
| [OpenCode](https://opencode.ai/v2/docs/console/models/) | claude-sonnet-4 | $3 | $15 | $0.3 | Tiered pricing, Deprecated |
| [Requesty](https://requesty.ai/solution/llm-routing/models) | claude-sonnet-4@eu | $3 | $15 | $0.3 | Tiered pricing, Deprecated |
| [Qiniu](https://developer.qiniu.com/aitokenapi) | claude-4.0-sonnet | — | — | — | Deprecated |

Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.

Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.

https://apibook.ai/models/anthropic/claude-sonnet-4-0/