Claude Opus Latest
by AnthropicChat
Lab latest market for Claude Opus frontier supply. You contract for the latest qualifying route, not a specific model.
- Context
- 1M tokens
- Max output
- 128,000 tokens
- Released
- 2026-03-29
- Weights
- Closed
anthropic/claude-opus · also seen as claude-opus-latest, anthropic/claude-opus-latest
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2026-03-29
- Weights
- Closed
- Input
- Text, Image
- Output
- Text
- Context window
- 1,000,000 max across endpoints
- Max output
- 128,000
- Providers
- 1 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $4.00 in at NanoGPT, via gateway, fees not verified
More details
- Last updated
- 2026-07-30
- Knowledge cutoff
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel toolsunknown
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt cachingunknown
- Web searchunknown
- Computer useunknown
- System messagesunknown
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs Claude Opus Latest |
|---|---|---|---|---|---|
| Claude Opus 5.5Anthropic | $6.67 | $4.00 | $20 | 1M | +0% |
| Muse WonderMeta | $6.67 | $4.00 | $20 | 1.05M | +0% |
| Muse WonderMeta | $6.67 | $4.00 | $20 | 1.05M | +0% |
| GPT-5.6 Sol ProOpenAI | $6.67 | $4.00 | $20 | 1.05M | +0% |
| Arrow 2QuiverAI | $6.67 | $4.00 | $20 | 131K | +0% |
| gpt-realtime-2OpenAI | $7.33 | $4.00 | $24 | 128K | +10% |
| GPT-Realtime-2.1OpenAI | $7.33 | $4.00 | $24 | 128K | +10% |
| GPT Realtime 1.5OpenAI | $6.00 | $4.00 | $16 | 32K | −10% cheaper |
More from Anthropic
Newest Anthropic models in the catalogue. All Anthropic models
| Model | Released | Context | Listed price |
|---|---|---|---|
| Claude Haiku 5.5 | 2026-10-07 | 1M | from $0.10 |
| Claude Sonnet 5.5 | 2026-09-28 | 1M | from $2.00 |
| Claude Opus 5.5 | 2026-09-22 | 1M | from $4.00 |
| Claude Fable 5.1 | 2026-09-01 | 1M | from $10 |
| Claude Opus 5 | 2026-07-24 | 1M | from $5.00 |
| Claude Sonnet 5 | 2026-06-29 | 1M | from $2.00 |
| Claude Mythos 5 | 2026-06-09 | 1M | from $10 |
| Claude Fable Latest | 2026-06-09 | 1M | $10 via NanoGPT |
Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model