Model
Claude Sonnet 4.5 Thinking
1 providers
$3
best input /M · NanoGPT
$15
best output /M
1M
context window
64K
max output
Compare providers (sorted by listed input price)
| Provider | Input /M | Output /M | Cache read /M | Cache write /M | Context | Capabilities | Status | Updated |
|---|---|---|---|---|---|---|---|---|
| NanoGPT claude-sonnet-4-5-20250929-thinking | $3 | $15 | $0.3 | — | 1M | reasoningtoolsstructuredvision | Sep 29, 2025 |
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Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.