Last refreshed 2026-07-26. Next refresh: weekly.
Why use Claude Opus 4.1 on OpenRouter?
OpenRouter offers Claude Opus 4.1 with pay-as-you-go pricing at $15.00/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare Claude Opus 4.1 across 5 providers to find the best fit for your use caseInput / 1M
$15.00
Output / 1M
$75.00
Cache
Not sourced
Batch
Not sourced
Setup recipe
Docs fallbackInstall
Use the provider REST API or SDKAuth
Create a provider API keyCall
model: anthropic/claude-opus-4.1Model ID
anthropic/claude-opus-4.1Request example
Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID
anthropic/claude-opus-4.1.Gotchas
- Use provider model ID "anthropic/claude-opus-4.1", not the LLMReference slug "claude-opus-4-1".
Compare Claude Opus 4.1 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Anthropic | $15.00 | $75.00 |
| AWS Bedrock | $15.00 | $75.00 |
| OpenRouter | $15.00 | $75.00 |
| Microsoft Foundry | $15.00 | $75.00 |
| Vercel AI Gateway | $15.00 | $75.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $15.00 |
| Output tokens | $75.00 |
Capabilities
VisionMultimodalStructured Outputs
About Claude Opus 4.1
Claude Opus 4.1 is Anthropic's Claude 4 model. It offers a 200K-token context window and scores 77.1 on MMMU.
Get Started
Model Specs
Released2025-08-01
Context200k
Knowledge cutoff2025-03