Last refreshed 2026-05-28. Next refresh: weekly.
Why use Claude Opus 4.8 on Microsoft Foundry?
Microsoft Foundry offers Claude Opus 4.8 with pay-as-you-go pricing at $5.00/1M input tokens. Microsoft Foundry is a unified Azure platform-as-a-service offering for enterprise AI operations, model builders, and application development.
Compare Claude Opus 4.8 across 7 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: claude-opus-4-8claude-opus-4-8Request example
claude-opus-4-8.Gotchas
No curated gotchas have been sourced for this exact provider/model route yet.
Compare Claude Opus 4.8 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Anthropic | $5.00 | $25.00 |
| AWS Bedrock | $5.00 | $25.00 |
| GCP Vertex AI | $5.00 | $25.00 |
| Microsoft Foundry | $5.00 | $25.00 |
| OpenRouter | $5.00 | $25.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $5.00 |
| Output tokens | $25.00 |
Capabilities
About Claude Opus 4.8
Claude Opus 4.8 is Anthropic's most capable generally-available model for complex reasoning, long-horizon agentic coding, and high-autonomy work. It improves on Opus 4.7 across agentic coding (SWE-bench Pro 69.2% vs 64.3%), agentic terminal coding (Terminal-Bench 2.1 74.6% vs 66.1%), multidisciplinary reasoning (HLE 57.9% with tools vs 54.7%), and agentic computer use (OSWorld-Verified 83.4%). Features a 1M-token context window (200k on Microsoft Foundry), 128k max output tokens, adaptive thinking with effort control defaulting to high, computer use, and a fast mode at 2.5× speed ($10/$50 per MTok). Approximately 4× less likely than Opus 4.7 to leave undetected code flaws. Deprecated Claude Opus 4 and Claude Sonnet 4 should migrate to Claude Opus 4.8.
FAQ
What does Claude Opus 4.8 cost on Microsoft Foundry?
On Microsoft Foundry, Claude Opus 4.8 costs $5 per 1M input tokens and $25 per 1M output tokens.
What is the context window for Claude Opus 4.8 on Microsoft Foundry?
Claude Opus 4.8 supports a 200k token context window on Microsoft Foundry.
How does Microsoft Foundry compare to other Claude Opus 4.8 providers?
Claude Opus 4.8 is available from 7 providers. The cheapest input pricing is $5.00/1M tokens from Anthropic.
What API model ID do I use for Claude Opus 4.8 on Microsoft Foundry?
Use the model ID claude-opus-4-8 when calling Microsoft Foundry's API.
Who created Claude Opus 4.8?
Claude Opus 4.8 was created by Anthropic as part of the Claude 4.8 model family.
Is Claude Opus 4.8 open source?
Claude Opus 4.8 is not open source; the seed data lists it as proprietary.