Claude Opus 5
No shutdown before this date. Claude Opus 5 stays on Google Vertex AI until at least Jan 24, 2027.
≥ 3 mo- Earliest retirement
- ≥ 102 daysJan 24, 2027 · Google Vertex AI
- Arena Text
- 1,490#8 of 128 · Arena
- GPQA Diamond
- 93.9%#12 of 108 · Epoch AI
- List price · $ per 1M
- $5.00 in $25.00 outClaude API · cached input $0.50
- Context window
- 1MMax output 128K tokens
Dates on every platform
| Platform | Model ID and status | Deprecated | Shuts down | Replacement |
|---|---|---|---|---|
| Claude APIAnthropic: Model deprecations (opens in a new tab) · checked Oct 14, 2026 | claude-opus-5Legacy | – | ≥ 9 moNot sooner than | – |
| Azure AI FoundryMicrosoft: Model retirement schedule - Microsoft Foundry (opens in a new tab) · checked Oct 14, 2026 | claude-opus-5:1Active | – | 9 mo | – |
| Azure AI FoundryMicrosoft: Model retirement schedule - Microsoft Foundry (opens in a new tab) · checked Oct 14, 2026 | claude-opus-5:2Active | – | 9 mo | – |
| Amazon BedrockAmazon Web Services: Amazon Bedrock ListFoundationModels, us-east-1 (opens in a new tab) · checked Oct 14, 2026 | anthropic.claude-opus-5Active · also au.anthropic.claude-opus-5, eu.anthropic.claude-opus-5, global.anthropic.claude-opus-5, in.anthropic.claude-opus-5, us.anthropic.claude-opus-5 | – | ≥ 9 moNot sooner than | – |
| Google Vertex AIGoogle Cloud: Claude Opus 5 on Google Cloud (opens in a new tab) · checked Oct 14, 2026 | claude-opus-5Active | – | ≥ 3 moNot sooner than | – |
Anthropic lists it as a legacy model and recommends Claude Opus 5.5.
Version 1 runs on Anthropic infrastructure.
Version 2 runs on Azure infrastructure.
In us-east-1, requests go through a cross-Region inference profile (listed in aliases).
What breaks when you move off Claude Opus 5
No breaking changes are recorded for the move to Claude Opus 5.5. Run your own cases on it before the date.
Intelligence
| Benchmark | Publisher | Score | Rank | Published |
|---|---|---|---|---|
| Arena Text | Arena | 1,490 ± 2 | #8 of 128 | Oct 8, 2026 |
| GPQA Diamond | Epoch AI | 93.9% ± 1.5% | #12 of 108 | Jul 24, 2026 |
| Arena WebDev | Arena | 1,691 ± 3 | #6 of 69 | Oct 8, 2026 |
| Arena Agent | Arena | 0 ± 0 | #9 of 35 | Oct 12, 2026 |
| FrontierMath Tier 4 | Epoch AI | 73.2% ± 7.0% | #10 of 58 | Jul 24, 2026 |
| FrontierMath Tiers 1-3 | Epoch AI | 85.6% ± 2.1% | #11 of 71 | Jul 24, 2026 |
| OTIS Mock AIME 2024-2025 | Epoch AI | 98.9% ± 1.1% | #13 of 105 | Jul 24, 2026 |
| SimpleQA Verified | Epoch AI | 59.9% ± 1.6% | #16 of 68 | Aug 10, 2026 |
Arena (arena.ai), https://arena.ai/leaderboard
Epoch AI, ‘Capabilities & benchmarking’. Published online at epoch.ai. Retrieved from ‘https://epoch.ai/benchmarks’ [online resource].
List prices
| Platform | Input | Cached | Output | In effect | Source |
|---|---|---|---|---|---|
Claude APIclaude-opus-5 | $5.00 | $0.50 | $25.00 | Jul 24, 2026Current | Anthropic: Pricing (opens in a new tab) |
Amazon Bedrockanthropic.claude-opus-5 | $5.50 | $0.55 | $27.50 | Sep 1, 2026Current · Standard tier, in-Region or geographic cross-Region inference, which Bedrock prices 10% above global cross-Region inference. | Amazon Web Services: AWS Price List API: AmazonBedrockFoundationModels, us-east-1 (opens in a new tab) |
Google Vertex AIclaude-opus-5 | $5.00 | $0.50 | $25.00 | Jul 24, 2026Current · Global endpoint price; regional and multi-region endpoints cost more. | Google Cloud: Agent Platform pricing (opens in a new tab) |
Change history
ShutdownClaude Opus 4.1 retired on Azure AI FoundryAzure AI Foundry1 break
Microsoft retired claude-opus-4-1 and lists claude-opus-5 as the replacement.
- Platform
- Azure AI Foundry
- Model
- Claude Opus 4.1
- Replacement
- Claude Opus 5
- AvailabilityInference requests to retired deployments return 410 Gone.
Source: Microsoft, Model retirement schedule - Microsoft Foundry (opens in a new tab); Microsoft, Microsoft Foundry Models lifecycle and support policy (opens in a new tab)
ReleaseClaude Opus 5 releasedClaude API, Google Vertex AI
Anthropic released Claude Opus 5 with a 1M token context window and 128K output tokens. Google Cloud lists the same release date.
- Platform
- Claude API, Google Vertex AI
- Model
- Claude Opus 5
Source: Anthropic, Claude Opus 5 (opens in a new tab); Google Cloud, Claude Opus 5 on Google Cloud (opens in a new tab); Google Cloud, Gemini Enterprise Agent Platform release notes (opens in a new tab)
ReleaseClaude Opus 5 available on Amazon BedrockAmazon Bedrock
Bedrock added Claude Opus 5 as anthropic.claude-opus-5.
- Platform
- Amazon Bedrock
- Model
- Claude Opus 5
Source: Amazon Web Services, Amazon Bedrock ListFoundationModels, us-east-1 (opens in a new tab)