Claude Sonnet 3.5
Claude Sonnet 3.5 is Anthropic's language model with a 1.0M context window and up to 8K output tokens, available from 6 providers, starting at $3.00 / 1M input and $15.00 / 1M output. A mid-tier Claude model offering strong reasoning and instruction-following across text and multimodal tasks.
Capabilities
Input3/5
Text✓
Image✓
Audio·
Video·
PDF✓
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities6/13
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
| Provider | Standard | Batch | |||
|---|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | Input $ / 1M | Output $ / 1M | |
 Google Vertex AI | $3.00 | $15.00 | N/A | — | — |
 Gradient AI | $3.00 | $15.00 | N/A | — | — |
 OpenRouter | $3.00 | $15.00 | N/A | — | — |
 Vercel AI Gateway | $3.00 | $15.00 | $0.300 | — | — |
 Amazon Bedrock | $3.60 | $18.00 | $0.360 | $1.50 | $7.50 |
 Replicate | $3.75 | $18.75 | N/A | — | — |
Cost Calculator
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Claude Sonnet 4.6 | 1.0M | $3.00 | $15.00 | Available | |
| Claude Sonnet 4.5 | 1.0M | $3.00 | $15.00 | Available | |
| Claude Sonnet 4 | 1.0M | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 4.6 Adaptive | — | — | — | — | Available |
| Claude Sonnet 4.5 | — | — | — | — | Available |
| Claude Sonnet 4.6 Non-Reasoning Low Effort | — | — | — | — | Available |
| Claude Sonnet 4 | — | — | — | — | Available |
| Claude Sonnet 4.1 | — | 200K | $3.00 | $15.00 | Available |
| Claude Sonnet 3.7 | 200K | — | — | Available | |
| Claude Sonnet 3.7 | 200K | $3.00 | $15.00 | Deprecated | |
| Claude Sonnet 3.5 | 1.0M | $3.00 | $15.00 | Current |
Other models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| Claude Opus 4.7 Fast | Opus | 1.0M | $30.00 | $150.00 | |
| Claude Opus 4.7 | Opus | 1.0M | $5.00 | $25.00 | |
| Claude Opus 4.6 | Opus | 1.0M | $5.00 | $25.00 | |
| Claude Opus 4.5 | Opus | 410K | $5.00 | $25.00 | |
| Claude Haiku 4.5 | Haiku | 200K | $1.00 | $5.00 | |
| Claude Opus 4.1 | Opus | 200K | $15.00 | $75.00 | |
| Claude Opus 4 | Opus | 410K | $15.00 | $75.00 | |
| Claude Opus 4.6 Adaptive | Opus | — | — | — | — |
| Claude Opus 4.5 | Opus | — | — | — | — |
| Claude Opus 4.1 | Opus | — | — | — | — |