Claude Sonnet 4.1
Claude Sonnet 4.1 is Anthropic's language model with a 200K context window and up to 64K output tokens, starting at $3.00 / 1M input and $15.00 / 1M output. A mid-tier Claude 4.1 model balancing strong reasoning and multimodal capabilities with efficient inference.
Capabilities
Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities4/13
Reasoning✓
Adaptive Reasoning·
Function Calling✓
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching✓
Assistant Prefill✓
Pricing by Provider
US Dollar ($)
Per 1M tokens
| Provider | Standard | |||
|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | Cache Write 5m $ / 1M | |
| $3.00 | $15.00 | $0.3 | $3.75 | |
Cost Calculator
US Dollar ($)
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Claude Sonnet 5.5 | 1.0M | $2.00 | $10.00 | Available | |
| Claude Sonnet 5.5 Batch | 1.0M | $1.00 | $5.00 | Available | |
| Claude Sonnet 5 | 1.0M | $2.00 | $10.00 | Deprecating | |
| Claude Sonnet 5 | 1.0M | $1.00 | $5.00 | Available | |
| Claude Sonnet 5.5 US Gov | — | 1.0M | $2.40 | $12.00 | Available |
| Claude Sonnet 4.6 | 1.0M | $3.00 | $15.00 | Deprecating | |
| Claude Sonnet 4.6 | 1.0M | $1.50 | $7.50 | Available | |
| Claude Sonnet 4.5 | 1.0M | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 4.5 | 1.0M | $1.50 | $7.50 | Available | |
| Claude Sonnet 4 | 1.0M | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 4.1 | — | 200K | $3.00 | $15.00 | Current |
Other Models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| Claude Haiku 5.5 | Haiku | 1.0M | $0.100 | $0.500 | |
| Claude Haiku 5.5 Batch | Haiku | 1.0M | $0.050 | $0.250 | |
| Claude Opus 5.5 | Opus | 1.0M | $4.00 | $20.00 | |
| Claude Opus 5.5 | Opus | 1.0M | $2.00 | $10.00 | |
| Claude Fable 5.1 | — | 1.0M | $10.00 | $50.00 | |
| Claude Fable 5.1 | Fable | 1.0M | $5.00 | $25.00 | |
| Claude Opus 5 | Opus | 1.0M | $5.00 | $25.00 | |
| Claude Opus 5 | Opus | 1.0M | $2.50 | $12.50 | |
| Claude Fable 5 | Fable | 1.0M | $5.00 | $25.00 | |
| Claude Fable 5 | Fable | 1.0M | $10.00 | $50.00 |