Anthropic
Anthropic Claude Sonnet 4
Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
- Context window
- 1Mtokens
- Max output
- 64Ktokens
- Input
- $3.00/ 1M
- Output
- $15.00/ 1M
Quick start
from openai import OpenAI
client = OpenAI(
base_url="https://neurongate.net/v1",
api_key="sk-ng-your-api-key",
)
completion = client.chat.completions.create(
model="anthropic/claude-sonnet-4",
messages=[{"role": "user", "content": "Hello!"}],
)
print(completion.choices[0].message.content)Cost
| Example request | Tokens | Cost |
|---|---|---|
| Short prompt | 1K in | $0.003 |
| Typical chat turn | 1K in · 500 out | $0.0105 |
| Document analysis | 10K in · 2K out | $0.06 |
| Long context | 100K in · 10K out | $0.45 |
Prices in USD. Billed per token actually used, from a balance prepaid in USDT, USDC, ETH or BTC.
Frequently asked questions
What is Anthropic Claude Sonnet 4?
Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
How much does Anthropic Claude Sonnet 4 cost?
Anthropic Claude Sonnet 4 is priced at $3 per 1 million input tokens and $15 per 1 million output tokens when accessed via NeuronGate. You pay per token — no subscriptions required. Top up with crypto (USDT, USDC, ETH, BTC).
Does Anthropic Claude Sonnet 4 support streaming?
Yes, Anthropic Claude Sonnet 4 supports streaming responses via NeuronGate's API. Use the standard "stream": true parameter in your request.
What is the context window of Anthropic Claude Sonnet 4?
Anthropic Claude Sonnet 4 has a context window of 1.0M tokens (~750K words). Maximum output is 64K tokens.
Does Anthropic Claude Sonnet 4 support function calling (tools)?
Yes, Anthropic Claude Sonnet 4 supports function calling / tool use via NeuronGate's standard API.
How do I use Anthropic Claude Sonnet 4 with NeuronGate?
Create a NeuronGate account, top up your balance with crypto, generate an API key, and use the model id anthropic/claude-sonnet-4 in your requests. NeuronGate uses the OpenAI-compatible API format — set your base URL to https://neurongate.net/v1.