Claude Opus 4.5
Flagship Claude model for deep reasoning, coding, and long-horizon agents
- Context
- 200K
- Released
- 10mo ago
- Input / 1M tokens
- $5.00
- Output / 1M tokens
- $25.00
- Cached input / 1M tokens
- $0.50
- Cache write / 1M tokens
- $6.25
Sources:models.devOpenRouter
Benchmarks
DeepSWE is the primary coding benchmark where an exact model evaluation exists. Other sourced evaluations appear below; missing scores are not zero.
Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.
No benchmark results have been matched to this model yet.
Specifications
- Developer
- Anthropic
- Model family
- Claude
- Type
- Language model
- Predecessor
- —
- Successor
- —
- Released
- November 24, 2025
- Model ID
anthropic/claude-opus-4.5- Openness
- Closed
- License
- —
- Input modalities
- file, image, text
- Output modalities
- text
- Modality
- text+image+file->text
- Tokenizer
- Claude
- Max output tokens
- 64K
- Knowledge cutoff
- 2025-05
- Hugging Face
- —
- Source freshness
- Metadata synced Oct 8, 2026, 10:17 PM UTC
Additional source evidence
- Source model
- anthropic/claude-opus-4-5
- Source family
- claude-opus
- Last updated
- 2025-11-24
- Knowledge cutoff
- 2025-05
- Model context
- 200K
- Model output limit
- 64K
- Open weights
- No
- File attachments
- Yes
- Reasoning
- Yes
- Tool calling
- Yes
- Temperature control
- Yes
Complete source record (JSON)
{
"id": "anthropic/claude-opus-4-5",
"name": "Claude Opus 4.5 (latest)",
"description": "Flagship Claude model for deep reasoning, coding, and long-horizon agents",
"family": "claude-opus",
"last_updated": "2025-11-24",
"knowledge": "2025-05",
"attachment": true,
"reasoning": true,
"tool_call": true,
"temperature": true,
"modalities": {
"input": [
"text",
"image",
"pdf"
],
"output": [
"text"
]
},
"limit": {
"context": 200000,
"output": 64000
},
"release_date": "2025-11-24",
"open_weights": false
}Infrastructure
Provider availability
| Provider | Endpoint | Context | Input /M tokens | Output /M tokens | Cached input /M tokens | Cache write /M tokens | Uptime 1d | Data handling |
|---|---|---|---|---|---|---|---|---|
 Amazon Bedrock | amazon-bedrock | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: YesTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 |
| Amazon Bedrock | amazon-bedrockBatch pricing | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 |
| anthropic | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 92.86% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| anthropicBatch pricing | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 92.80% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| azure/global | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| azure/globalBatch pricing | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| claude-on-aws | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| claude-on-awsBatch pricing | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| google-vertex/global | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: YesTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| google-vertex/globalBatch pricing | 200K | $5.00 | $25.00 | $0.50 | $6.25 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 | |
| Amazon Bedrock | amazon-bedrock/eu-west-1 | 200K | $5.50 | $27.50 | $0.55 | $6.88 | 100.00% | ZDR: YesTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 |
| Amazon Bedrock | amazon-bedrock/eu-west-1Batch pricing | 200K | $5.50 | $27.50 | $0.55 | $6.88 | 100.00% | ZDR: NoTraining: Unknown Prompt logging: Unknown Retention: Unknown Checked 2026-10-15 |
Provider data:OpenRouter
Text provenance
TransitioningClaude text watermarking
Anthropic says Claude models launched before August 2, 2026 have a transition period and are being moved to the same watermarking system over time.
Official explanation