- Text Generation
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Claude Opus 4.6
- Text Generation
Claude Opus 4.6 is a large language model from Anthropic’s Claude Opus series, designed as a high-end, general-purpose AI assistant with strong reasoning and language capabilities. It is notable for being one of Anthropic’s flagship frontier models, aimed at complex tasks requiring advanced comprehension and generation.
Providers Comparison
Speed
Output tokens per second · Higher is better
L
LLM API
S
SiliconFlow (FP8)
G
GMI
C
CoreWeave
N
Novita
D
DeepSeek
P
Parasail (FP8)
D
DeepInfra (FP4)
End-to-End Response Time
Seconds · Lower is better
L
LLM API
S
SiliconFlow (FP8)
G
GMI
C
CoreWeave
N
Novita
D
DeepSeek
P
Parasail (FP8)
D
DeepInfra (FP4)
Price
USD per 1M tokens (blended) · Lower is better
L
LLM API
S
SiliconFlow (FP8)
G
GMI
C
CoreWeave
N
Novita
D
DeepSeek
P
Parasail (FP8)
D
DeepInfra (FP4)
About the model
What is Claude Opus 4.6?
Claude Opus 4.6 is a state-of-the-art large language model developed by Anthropic in the Claude Opus family. It is primarily used for sophisticated natural language understanding and generation tasks such as writing, analysis, and complex instruction following across many domains. It is also used for advanced reasoning workflows, including multi-step problem solving, code assistance, and in-depth research support. It follows and extends earlier Claude Opus releases within Anthropic’s Claude model family.
Model capabilities
5 Core Capabilities
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Advanced Chatting
Engages in multi-turn, context-aware conversations, following complex instructions and adapting tone while maintaining coherence over long dialogues.
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Code and Tools
Understands and generates code, reasons about software behavior, and coordinates external tools or APIs through structured text instructions.
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Multilingual Translation
Translates between major languages, preserving meaning and tone, and handling domain-specific terminology in technical, business, or casual content.
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Vision Understanding
Interprets images to identify objects, scenes, text, and relationships, supporting reasoning over visual content alongside text prompts.
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Text Extraction
Extracts and structures textual information from images or documents, enabling search, summarization, and downstream analysis workflows.
Use cases
6 Most Valuable Use Cases
- Complex Document Analysis
- Legal Research Assistance
- Contract Risk Monitoring
- Customer Support Automation
- Enterprise Knowledge Management
- Advanced Code Generation
Transparent pricing
Cost Comparison
Save up to ~70% vs premium Claude Opus 4.6 equivalents
| Provider | Region | Latency | Throughput | Uptime | Input ($/1M) | Output ($/1M) | Context |
|---|---|---|---|---|---|---|---|
| LLM API BEST | Global | 120ms | 80 tps | 99.99% | $0.50 | $1.50 | 200K |
| Anthropic | US East | ~250ms | ~30 tps | ~99.9% | ~$3.00 | ~$15.00 | ~200K |
| Amazon Bedrock (Anthropic Claude Opus equivalent) | US West | ~280ms | ~25 tps | ~99.9% | ~$3.20 | ~$16.00 | ~200K |
| Google Cloud (Anthropic Claude Opus equivalent) | Global | ~260ms | ~28 tps | ~99.9% | ~$3.10 | ~$15.50 | ~200K |
Performance benchmarks
Technical Specifications
| Metric | Claude Opus 4.6 (Anthropic) | GPT-4.1 (OpenAI) | Gemini 1.5 Pro (Google) |
|---|---|---|---|
| Avg Latency | ~800ms | ~900ms | ~1.0s |
| Context Window | 200K | 128K | 1M |
| Input Price ($/1M) | $15.00 | $5.00 | $7.50 |
| Output Price ($/1M) | $75.00 | $15.00 | $15.00 |
| Max Output Tokens | 8K | 4K | 8K |
| Throughput | ~40 tps | ~50 tps | ~45 tps |
| Uptime | 99.9% | 99.9% | 99.9% |
30-day usage via LLM API
- 62B
- Prompt tokens processed (30 days)
- 41B
- Completion tokens generated (30 days)
- 5.3M
- API requests served (30 days)
- 99.8%
- Average API uptime (30 days)
Architecture & Integration
Why Build on LLM.API?
One unified API. Every major model. Built-in reliability, cost control, and observability.
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Smart Model Routing
Automatically route each request to the optimal model across providers based on cost, latency, and quality, so you ship faster without wiring every vendor by hand.
One API, every model -
Cost-Aware Orchestration
Dynamically balance premium and budget models with per-call controls and global policies, cutting spend while keeping performance high across environments and teams.
Control cost per call -
Resilient Fallback Logic
Define automatic failover chains so requests transparently retry on alternate models or providers, eliminating brittle single-vendor dependencies and avoiding downtime.
Never lose a request -
Full-Stack Observability
Track latency, errors, token usage, and model performance in one place, with request-level traces that make debugging and optimization straightforward.
See every token spent -
Task-Level Abstractions
Describe tasks like chat, tools, or classification once and let LLM.API choose and format the right model calls, decoupling your code from provider quirks.
Code to tasks, not models -
High-Throughput Batch
Submit massive batches of prompts through a single endpoint with automatic chunking, rate handling, and retries, maximizing throughput without custom queueing infrastructure.
Scale prompts by the million
Decision guide
When to Use — When NOT to Use
Use it if...
- You need a general-purpose frontier model for complex reasoning, coding, and analysis.
- You need strong instruction-following and safe outputs for sensitive or regulated domains.
- Your use case involves multi-step reasoning over long documents or large codebases.
- You need high-quality natural language generation for drafting reports, briefs, or documentation.
- Your use case involves iterative problem solving where the model can revise and refine.
- You need good built-in safety tooling to reduce harmful or policy-violating content.
Avoid if...
- You need the absolute lowest-cost model for massive high-volume, low-value workloads.
- Your workload requires extremely low latency responses on constrained edge or mobile devices.
- You need heavy multimodal capabilities like image, video, or audio understanding and generation.
- Your workload requires on-premise deployment with strict data residency and offline operation.
- You need a tiny specialized model fine-tuned for a single narrow task only.
- You need guaranteed compatibility with proprietary tools or plugins from non-Anthropic ecosystems.
FAQ
Frequently Asked Questions
-
What is Claude Opus 4.6?
Claude Opus 4.6 is a flagship Anthropic large language model focused on high reasoning quality, complex instruction following, and enterprise-grade reliability.
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What is Claude Opus 4.6 best suited for?
Claude Opus 4.6 excels at complex multi-step reasoning, long-form writing, code generation and review, data analysis, and sophisticated agentic workflows.
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What context window does Claude Opus 4.6 support via LLM.API?
Claude Opus 4.6 currently supports up to a 200K token context window when accessed through LLM.API.
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Which modalities does Claude Opus 4.6 support?
Claude Opus 4.6 supports text input and output only when accessed via LLM.API.
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How does the pricing for Claude Opus 4.6 work on LLM.API?
Claude Opus 4.6 is billed per 1,000 tokens for input and output, with exact rates defined in your LLM.API pricing plan.
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How fast is Claude Opus 4.6 in terms of latency?
Claude Opus 4.6 generally has higher latency than smaller models but remains suitable for interactive applications with streaming responses enabled.
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How do I call Claude Opus 4.6 through the LLM.API?
You select the Claude Opus 4.6 model name in your LLM.API request parameters, using the same unified API schema as other models.
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How does Claude Opus 4.6 compare to smaller Anthropic models?
Claude Opus 4.6 typically provides better reasoning and instruction-following quality but is more expensive and slower than smaller Anthropic models.
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Does Claude Opus 4.6 support tools, function calling, or structured outputs via LLM.API?
Yes, Claude Opus 4.6 can be used with LLM.API’s structured output and tool-calling mechanisms where supported by your integration.
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What are the main limitations of Claude Opus 4.6?
Claude Opus 4.6 can hallucinate, reflect training data biases, and should not be relied on for authoritative legal, medical, or financial advice.
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Is Claude Opus 4.6 suitable for very large documents and multi-turn workflows?
Yes, its large context window and strong reasoning make it suitable for long documents and multi-step chains, within token and rate limits.
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Can I fine-tune Claude Opus 4.6 through LLM.API?
Direct fine-tuning of Claude Opus 4.6 is not available via LLM.API; use system prompts, examples, and retrieval for customization instead.
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