Anthropic: Claude Sonnet 5
by AnthropicAnthropic: Claude Sonnet 5 is a large language model from Anthropic. It costs $2.00 per million input tokens and $10.00 per million output tokens. Its context window is 1M tokens.
- Input / 1M tokens
- $2.00
- Output / 1M tokens
- $10.00
- Cached input / 1M
- $0.200
- Context window
- 1M
On repeated prefixes
tokens
This model also charges $0.01 per search request
That is $10.00 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.007, so the search fee is 1.4× the token cost. Per-token rankings elsewhere ignore this entirely.
Who serves it cheapest
5 hosts serve Claude Sonnet 5. Same weights, same API - the price difference is pure margin and routing.
| Provider | Input / 1M | Output / 1M | Context | Throughput | Uptime 24h |
|---|---|---|---|---|---|
| Claude Platform on AWSCheapest | $2.00 | $10.00 | 1M | - | 100.0% |
| Azure | $2.00 | $10.00 | 1M | - | 100.0% |
| $2.00 | $10.00 | 1M | - | 99.9% | |
| Amazon Bedrock | $2.00 | $10.00 | 1M | - | 99.9% |
| Anthropic | $2.00 | $10.00 | 1M | - | 100.0% |
The spread between Claude Platform on AWS and Anthropic is about the same for identical weights. Quantization and context limits differ, so check both columns before switching.
Benchmarks
Independent scores published alongside the catalogue.
- Intelligence index
- 38.4
- Coding index
- 71.5
- Agentic index
- 44.3
About Claude Sonnet 5
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
Specifications
| Model ID | anthropic/claude-sonnet-5 |
|---|---|
| Provider | Anthropic |
| Context window | 1M tokens |
| Max output | 128K tokens |
| Input modalities | text, image, file |
| Output modalities | text |
| Knowledge cutoff | - |
| Open weights | No |
| Released | June 30, 2026 |
Cheaper alternatives
Models that cost less than Claude Sonnet 5 while keeping at least half its context window and every input modality it supports.
Frequently asked
How much does Anthropic: Claude Sonnet 5 cost?
$2.00 per million input tokens and $10.00 per million output tokens. Cached input reads cost $0.200 per million tokens.
What is the context window of Anthropic: Claude Sonnet 5?
1M tokens, with up to 128K tokens of output per request.
Does Anthropic: Claude Sonnet 5 have extra fees beyond per-token pricing?
Yes. Anthropic: Claude Sonnet 5 charges $0.01 per search request - $10.00 per 1,000 requests - on top of $2.00 per million input tokens and $10.00 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is 1.4× the token cost.
Which provider serves Anthropic: Claude Sonnet 5 cheapest?
Claude Platform on AWS at $2.00 per million input tokens - about the same cheaper than Anthropic, the most expensive of the 5 hosts serving it.
Confirm against the source: Anthropic official pricing.