Claude Opus 5
The successor to Opus 4.8, positioned for agentic coding and enterprise work and approaching Claude Fable 5 on capability, with adaptive thinking per task.
Key Specifications
- Context window
- 1M tokens
- Max output
- 128K tokens
- Knowledge cutoff
- web search available
- Released
- Inputs
- Text, image
- Capabilities Show details
- Reasoning Thinks before it answers, always on or as a switchable mode. Function calling Connect to external tools, APIs, and systems. Structured output Return responses in structured formats like JSON. Web search Search the web for up-to-date information. Code execution Write and execute code in a sandboxed environment. File upload Process uploaded documents, spreadsheets, and other files. MCP Connect to services via Model Context Protocol.
Hosted API pricing
| Provider | Input / 1M tokens | Output / 1M tokens | Cached input / 1M | Cost at 10M in + 2M out | |
|---|---|---|---|---|---|
|
Anthropic
Creator
|
$5.00 | $25.00 | $0.50 | $100.00 | View |
Heads up: Base-tier, on-demand rates per 1M tokens; cached, batch and long-context tiers excluded. A provider may serve a shorter context or a quantized build than the creator's release. Verify before provisioning. More on how we price.
Similarly priced models
The models nearest Claude Opus 5 by blended rate, each at its own cheapest provider.
| Model | Blended / 1M | Input / 1M | Output / 1M | Context | Cutoff | vs Claude Opus 5 |
|---|---|---|---|---|---|---|
|
Claude Sonnet 4.6
Anthropic
|
$5.00 | $3.00 | $15.00 | 1M | Aug 2025 | −40% |
|
Claude Opus 4.5
Anthropic
|
$8.3333 | $5.00 | $25.00 | 200K | May 2025 | 0% |
|
Claude Opus 4.6
Anthropic
|
$8.3333 | $5.00 | $25.00 | 1M | May 2025 | 0% |
|
Claude Opus 4.7
Anthropic
|
$8.3333 | $5.00 | $25.00 | 1M | Jan 2026 | 0% |
|
Claude Opus 4.8
Anthropic
|
$8.3333 | $5.00 | $25.00 | 1M | Jan 2026 | 0% |
|
Claude Opus 5
This model
Anthropic
|
$8.3333 | $5.00 | $25.00 | 1M | May 2026 | |
GPT-5.5
OpenAI
|
$9.1667 | $5.00 | $30.00 | 1M | Dec 2025 | +10% |
|
Claude Fable 5
Anthropic
|
$16.6667 | $10.00 | $50.00 | 1M | Jan 2026 | +100% |
|
o3-pro
OpenAI
|
$30.00 | $20.00 | $80.00 | 200K | Jun 2024 | +260% |
|
GPT-5 Pro
OpenAI
|
$32.50 | $15.00 | $120.00 | 400K | Sep 2024 | +290% |
|
GPT-5.2 Pro
OpenAI
|
$45.50 | $21.00 | $168.00 | 400K | Aug 2025 | +446% |
Prices are USD per 1M tokens at each model's cheapest listed provider. Blended is the cost of 10M input plus 2M output tokens, spread over the 12M.
Frequently Asked Questions
What is Claude Opus 5 good for?
Agentic coding and enterprise work, with thinking depth adjusted per task. It is priced at Anthropic's Opus tier, below Claude Fable 5.
When is Claude Opus 5 not a good fit?
Cost-sensitive high-volume work, where Sonnet 5 and Haiku 4.5 sit lower in Anthropic's range. No audio or video input, text-only output, and closed weights, so no self-hosting.
What is the cheapest way to run Claude Opus 5?
The cheapest hosted rate is $5.00 / $25.00 per 1M tokens via Anthropic.
How does Claude Opus 5 compare with Claude Opus 4.8?
Anthropic calls Claude Opus 5 a step change over Claude Opus 4.8, with the biggest gains in deep reasoning, agent coding and long tasks. It verifies its own work and iterates until it succeeds, thinks by default, and turns extra effort into better results more reliably. Same price, 1M-token context and text and image input. Claude Opus 5 came out 2 months later and has a newer knowledge cutoff (May 2026 against January 2026).
Can I self-host Claude Opus 5?
No. Anthropic does not publish the weights; Claude Opus 5 is available only through hosted APIs.
More from Anthropic
| Model | Context | Input / 1M | Output / 1M |
|---|---|---|---|
|
Claude Opus 4.7
|
1M | $5.00 | $25.00 |
|
Claude Opus 4.8
|
1M | $5.00 | $25.00 |
|
Claude Opus 4.6
|
1M | $5.00 | $25.00 |
|
Claude Opus 4.5
|
200K | $5.00 | $25.00 |
|
Claude Sonnet 4.6
|
1M | $3.00 | $15.00 |
|
Claude Sonnet 4
|
200K | $3.00 | $15.00 |
|
Claude Sonnet 4.5
|
200K | $3.00 | $15.00 |
|
Claude Fable 5
|
1M | $10.00 | $50.00 |