Model pricing
Claude Sonnet 4.5 20250929 Thinking API Pricing
Compare 8 providers offering Claude Sonnet 4.5 20250929 Thinking. Cheapest quote is $1.80 per 1M input tokens.
- Providers
- 8
- Official
- —
- Cheapest
- $1.80
- Context
- —
Provider pricing
Cheapest and most expensive quotes differ by 1.7×.
Estimate my cost
Period
based on 30 days
| Provider | Input | Output | Cached input | vs official | Your cost | |
|---|---|---|---|---|---|---|
36K | $1.80 | $9.00 | — | — | $108cheapest | Use |
265K | $2.40 | $12.00 | — | — | $144+$36 | Use |
aigcbest.topReseller | $3.00 | $15.00 | — | — | $180+$72 | Use |
api.apiyi.comReseller | $3.00 | $15.00 | — | — | $180+$72 | Use |
api.burncloud.comReseller | $3.00 | $15.00 | — | — | $180+$72 | Use |
api.gpt.geReseller | $3.00 | $15.00 | — | — | $180+$72 | Use |
api.laozhang.aiReseller | $3.00 | $15.00 | — | — | $180+$72 | Use |
gpt.geReseller | $3.00 | $15.00 | — | — | $180+$72 | Use |
Prices captured Jul 26, 2026
Prices change frequently and promotional rates expire — always confirm on the provider's own pricing page before committing. Rates far below official pricing often indicate shared or resold accounts.