Claude Opus 4.8

Claude Opus 4.8 offers top-tier reasoning and long-context handling. Use Claude for deep research or complex coding tasks. Opus 4.8 integrates via our unified API for reliable performance and easy scaling across diverse AI applications.

Modalities

Context

API Usage Examples

curl --request POST "https://gptproto.com/v1/chat/completions" \
  --header "Authorization: Bearer $GPTPROTO_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "claude-opus-4-8",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'

Claude Opus 4.8 pricing

Estimate a request with real work scenarios. GPTProto token pricing is 10% below official rates.

UsageQuantityRateCost

Input tokens

tokens

$4.5/1M$0.0067

Output tokens

tokens

$22.5/1M$0.018

Cache write tokens

tokens

$5.625/1M$0.0168

Cache read tokens

tokens

$0.45/1M$0.0112

Cost per request$0.0528

Requests

Top-up amount

Top-up $100 and you get:

1. Top-up credits with permanent validity. You will receive a total of $100.00.

2. Additional 10% model discount, saving $11.0962 versus direct official Claude API calls.

Related Models

All Models

Model					Input → Output
Claude Opus 4.8Current		1M	$4.50 / $22.50 per 1M	$5.63 / $0.45 per 1M	Input: TextInput: Document Output: Text
GLM 5.3 Flash	—	—	$0.15 / $0.50 per 1M	— / $0.03 per 1M	Input: TextInput: ImageInput: VideoInput: Document Output: Text
DeepSeek v4 Flash Vision Exp	—	—	$0.44 / $1.32 per 1M	— / $0.01 per 1M	Input: TextInput: Image Output: Text
GLM 5.3		1.05M	$1.26 / $3.96 per 1M	— / $0.23 per 1M	Input: TextInput: ImageInput: Document Output: Text
Gemini 3.7 Flash		1.05M	$0.45 / $2.25 per 1M	— / $0.04 per 1M	Input: TextInput: ImageInput: Document Output: Text
Grok 4.6		500K	$1.20 / $3.60 per 1M	— / $0.30 per 1M	Input: TextInput: Image Output: Text
Qwen3.8 Max		1M	$1.80 / $5.40 per 1M	$2.25 / $0.23 per 1M	Input: TextInput: ImageInput: VideoInput: Document Output: Text
Claude Opus 5		1M	$4.50 / $22.50 per 1M	$5.63 / $0.45 per 1M	Input: TextInput: ImageInput: Document Output: Text
Gemini 3.6 Flash		1.05M	$0.45 / $2.25 per 1M	— / $0.04 per 1M	Input: TextInput: ImageInput: Document Output: Text
Gemini 3.5 Flash Lite		1.05M	$0.18 / $1.50 per 1M	$0.02 / $0.02 per 1M	Input: TextInput: ImageInput: Document Output: Text
Kimi K3		1.05M	$2.70 / $13.50 per 1M	$0.27 / $0.27 per 1M	Input: TextInput: ImageInput: Document Output: Text
GPT 5.6 Luna		1.05M	$0.16 / $0.96 per 1M	$0.20 / $0.02 per 1M	Input: TextInput: ImageInput: Document Output: Text
GPT 5.6 Terra		1.05M	$1.60 / $9.60 per 1M	$2.00 / $0.16 per 1M	Input: TextInput: ImageInput: Document Output: Text
GPT 5.6 Sol		1.05M	$4.00 / $24.00 per 1M	$5.00 / $0.40 per 1M	Input: TextInput: ImageInput: Document Output: Text
Grok 4.5		500K	$1.20 / $3.60 per 1M	$0.30 / $0.30 per 1M	Input: TextInput: Image Output: Text
Claude Sonnet 5		1M	$1.80 / $9.00 per 1M	$2.25 / $0.18 per 1M	Input: TextInput: Document Output: Text
MiniMax M3		1.05M	$0.48 / $0.96 per 1M	$0.10 / $0.10 per 1M	Input: TextInput: ImageInput: Document Output: Text
GLM 5.2		1.05M	$1.26 / $3.96 per 1M	$0.23 / $0.23 per 1M	Input: TextInput: ImageInput: Document Output: Text
Claude Fable 5		1M	$9.00 / $45.00 per 1M	$11.25 / $0.90 per 1M	Input: TextInput: Document Output: Text
Qwen3.7 Max		1M	$0.36 / $1.44 per 1M	$0.07 / $0.07 per 1M	Input: TextInput: Document Output: Text
Claude Opus 4.8 Thinking		1M	$4.50 / $22.50 per 1M	$5.63 / $0.45 per 1M	Input: TextInput: Document Output: Text
DeepSeek v4 Flash	—	1.05M	$0.44 / $1.32 per 1M	— / $0.01 per 1M	Input: Text Output: Text
DeepSeek v4 Pro	—	1.05M	$1.32 / $3.96 per 1M	— / $0.04 per 1M	Input: Text Output: Text
Grok 4.3		1M	$0.75 / $1.50 per 1M	$0.12 / $0.12 per 1M	Input: TextInput: Image Output: Text
Kimi K2.6		262K	$0.85 / $3.60 per 1M	$0.14 / $0.14 per 1M	Input: TextInput: Document Output: Text
Claude Opus 4.7 Thinking		1M	$4.50 / $22.50 per 1M	$5.63 / $0.45 per 1M	Input: TextInput: Document Output: Text
Claude Opus 4.7		1M	$4.50 / $22.50 per 1M	$5.63 / $0.45 per 1M	Input: TextInput: Document Output: Text
MiniMax M2.5		205K	$0.24 / $0.96 per 1M	$0.30 / $0.02 per 1M	Input: TextInput: Document Output: Text
Kimi K2.5		262K	$0.54 / $2.70 per 1M	$0.09 / $0.09 per 1M	Input: TextInput: Document Output: Text
Qwen Turbo		—	$0.04 / $0.18 per 1M	$0.009 / $0.009 per 1M	Input: Text Output: Text
Doubao Seed 1.6 Thinking (Build 250715)		262K	$0.10 / $0.97 per 1M	—	Input: TextInput: Image Output: Text
Doubao Seed 1.6 Thinking (Build 250615)		262K	$0.10 / $0.97 per 1M	—	Input: TextInput: Image Output: Text
Doubao Seed 1.6 Flash (Build 250615)		262K	$0.02 / $0.18 per 1M	—	Input: TextInput: Image Output: Text

Key Features of Claude Opus 4.8

Explore why Claude is the preferred choice for developers needing Opus 4.8 capabilities for complex automation and data synthesis.

Superior Claude Logic

Claude Opus 4.8 handles intricate reasoning tasks that require deep context and logical consistency across long outputs.

Real-Time Claude Streaming

Get Claude results instantly with low-latency streaming endpoints designed for interactive chat applications.

Deep Context Processing

Process massive files without loss of detail. Claude manages large token windows for comprehensive analysis.

Unified Claude Integration

Access Claude and other top models through a single OpenAI-compatible API key to simplify your workflow.

Common Questions About Claude Opus 4.8

Learn how to maximize Claude performance and integrate Opus 4.8 into your production stack using our simple documentation and examples.

What makes Claude Opus 4.8 different?

Claude Opus 4.8 focuses on deeper reasoning and longer context than its predecessors. In our testing, Claude shows fewer hallucinations in technical tasks, making it ideal for high-stakes research. The Opus 4.8 update specifically refines how the model handles nuanced human instructions without losing the thread of the conversation.

Can I stream responses from Claude?

Yes, Claude Opus 4.8 supports server-sent events. This allows Claude to provide real-time text generation, perfect for interactive Claude-based UI apps. Using the GPTProto endpoint, you can enable streaming to reduce perceived latency for your users while Claude generates long-form content like theses or technical documentation.

Is Claude 4.8 good for coding?

Absolutely. Claude specializes in Python, Javascript, and complex system architecture. Developers use Claude to refactor code because Claude understands multi-file dependencies quite well. Opus 4.8 provides a distinct advantage in debugging, as Claude can trace logic errors across hundreds of lines of code with impressive accuracy.

How do I access Claude via API?

You can access Claude Opus 4.8 via GPTProto. We provide a single, unified key for Claude and other leading models, simplifying your Claude integration process. By using an OpenAI-compatible SDK, you can point your base URL to our service and start calling the Claude Opus 4.8 model immediately with minimal configuration changes.

What is the context window for Claude?

Claude Opus 4.8 handles large inputs easily. This Claude version is ideal for analyzing long documents, entire code repositories, or 2000-word academic theses without losing track of the initial prompt. The large context window ensures that Claude remains grounded in the specific facts provided in your reference materials.

Is Claude Opus 4.8 reliable for business?

Yes. Claude is built with safety and steerability in mind. Businesses choose Claude because Claude adheres strictly to system prompts and brand voices. With the Opus 4.8 reliability benchmarks, enterprise users can trust Claude to handle customer-facing automation and sensitive data synthesis with a high degree of professional decorum.