Last refreshed 2026-07-26. Next refresh: weekly.
Why use Claude Sonnet 4.6 on Anthropic?
Anthropic offers Claude Sonnet 4.6 with pay-as-you-go pricing at $3.00/1M input tokens. Anthropic is a safety-focused AI research company and creator of the Claude model family, offering API access through the Anthropic Console for text generation, analysis, and coding tasks.
Compare Claude Sonnet 4.6 across 6 providers to find the best fit for your use caseInput / 1M
$3.00
Output / 1M
$15.00
Cache
read $0.30 / 5m $3.75 / 1h $6.00
Batch
-50% · in $1.50 / out $7.50
Setup recipe
Python + curlInstall
pip install anthropicAuth
export ANTHROPIC_API_KEY=...Call
import anthropic
client = anthropic.Anthropic() # reads ANTHROPIC_API_KEY from env
message = client.messages.create(
model="claude-sonnet-4-6",Model ID
claude-sonnet-4-6Request example
import anthropic
client = anthropic.Anthropic() # reads ANTHROPIC_API_KEY from env
message = client.messages.create(
model="claude-sonnet-4-6",
max_tokens=1024,
messages=[{"role": "user", "content": "Hello"}]
)
print(message.content[0].text)Gotchas
- Use the versioned model ID, e.g. "claude-sonnet-4-6" or "claude-opus-4-7-20251101".
- The examples expect ANTHROPIC_API_KEY; rename it only if your application config maps the new variable.
Compare Claude Sonnet 4.6 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenRouter | $3.00 | $15.00 |
| Anthropic | $3.00 | $15.00 |
| AWS Bedrock | $3.00 | $15.00 |
| GCP Vertex AI | $3.00 | $15.00 |
| Microsoft Foundry | $3.00 | $15.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $3.00 |
| Output tokens | $15.00 |
Capabilities
VisionMultimodalReasoningJSON / Tool useStructured OutputsCode ExecutionPrompt CachingBatch API
About Claude Sonnet 4.6
Claude Sonnet 4.6 is Anthropic's best combination of speed and intelligence. Proprietary decoder-only model with 1M-token context, 64K max output, multimodal vision, extended thinking, and function calling. Available via Anthropic API, AWS Bedrock, GCP Vertex AI, and OpenRouter at $3/1M input and $15/1M output tokens.
Get Started
Model Specs
Released2026-02-17
Context1m
ArchitectureDecoder Only
Knowledge cutoff2025-08