Claude Sonnet 4.5 (latest)Deprecated
Anthropic · released 2025-09-29
The official API price of Claude Sonnet 4.5 (latest) is $3 per 1M input tokens and $15 per 1M output tokens (as of 2026-11-12). Context window: 200K tokens, up to 64K output tokens per request. 29 providers sell it. The lowest is Poe: $2.5758 input, $12.8788 output. This model is marked as deprecated.
Price by providerUSD per 1M tokens
| Provider | Input | Output | Cached | Notes | |
|---|---|---|---|---|---|
| AnthropicOfficialDeprecatedclaude-sonnet-4-5 | $3 | $15 | $0.3 | OfficialDeprecated | Official docs |
 PoeLowestanthropic/ | $2.5758 | $12.8788 | $0.2576 | Lowest | Official docs |
CCortecsclaude-4-5-sonnet | $2.989 | $14.945 | $0.326 | Official docs | |
 Cloudflare AI Gatewayanthropic/ | $3 | $15 | $0.3 | Official docs | |
DDatabricksdatabricks-claude-sonnet-4-5 | $3 | $15 | $0.3 | Official docs | |
 DigitalOceanTiered pricinganthropic-claude-4.5-sonnet | $3 | $15 | $0.3 | Tiered pricing | Official docs |
HHeliconeclaude-4.5-sonnet | $3 | $15 | $0.3 | Official docs | |
IImpossiblanthropic/ | $3 | $15 | $0.3 | Official docs | |
KKilo Gatewayanthropic/ | $3 | $15 | $0.3 | Official docs | |
 DevPass (LLM Gateway)claude-sonnet-4-5 | $3 | $15 | $0.3 | Official docs | |
LLLM Gatewayanthropic/ | $3 | $15 | $0.3 | Official docs | |
LLLM Gatewayaws-bedrock/ | $3 | $15 | $0.3 | Official docs |
22 more listings
| Provider | Input | Output | Cached | Notes | |
|---|---|---|---|---|---|
LLLM Gatewayvertex-anthropic/ | $3 | $15 | $0.3 | Official docs | |
NNanoGPTanthropic/ | $3 | $15 | $0.3 | Official docs | |
NNanoGPTanthropic/ | $3 | $15 | $0.3 | Official docs | |
NNEAR AI Cloudanthropic/ | $3 | $15 | $0.3 | Official docs | |
NNeonclaude-sonnet-4-5 | $3 | $15 | $0.3 | Official docs | |
 OpenCodeTiered pricingclaude-sonnet-4-5 | $3 | $15 | $0.3 | Tiered pricing | Official docs |
 OpenRouterTiered pricinganthropic/ | $3 | $15 | $0.3 | Tiered pricing | Official docs |
PPerplexity Agentanthropic/ | $3 | $15 | $0.3 | Official docs | |
RRequestyTiered pricingclaude-sonnet-4-5 | $3 | $15 | $0.3 | Tiered pricing | Official docs |
SSAP AI Coreanthropic--claude-4.5-sonnet | $3 | $15 | $0.3 | Official docs | |
SSnowflake Cortexclaude-sonnet-4-5 | $3 | $15 | $0.3 | Official docs | |
TTempr Gatewayanthropic/ | $3 | $15 | $0.3 | Official docs | |
 ZenMuxTiered pricinganthropic/ | $3 | $15 | $0.3 | Tiered pricing | Official docs |
 AI/ML APIanthropic/ | $3.174 | $15.87 | $0.3174 | Official docs | |
 AIHubMixTiered pricingclaude-sonnet-4-5 | $3.3 | $16.5 | $0.33 | Tiered pricing | Official docs |
| AIHubMixTiered pricingclaude-sonnet-4-5-think | $3.3 | $16.5 | $0.33 | Tiered pricing | Official docs |
OOpperTiered pricingclaude-sonnet-4-5 | $3.3 | $16.5 | $0.33 | Tiered pricing | Official docs |
RRequestyTiered pricingclaude-sonnet-4-5@ | $3.3 | $16.5 | $0.3 | Tiered pricing | Official docs |
OOfoxDeprecatedanthropic/ | $3 | $15 | $0.3 | Deprecated | Official docs |
OOrcaRouterDeprecatedanthropic/ | $3 | $15 | $0.3 | Deprecated | Official docs |
AAnyAPIanthropic/ | — | — | — | Official docs | |
QQiniuDeprecatedclaude-4.5-sonnet | — | — | — | Deprecated | Official docs |
Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.
About
Balanced Claude model for coding, analysis, agent workflows, and cost control
Description from models.dev.
Specs
- Type
- Text
- Context
- 200K
- Max output
- 64K
- Input
- Text, Image, PDF
- Output
- Text
- Reasoning
- Yes
- Tool calling
- Yes
- Structured output
- Yes
- Knowledge cutoff
- 2025-07-31
- Open weights
- No
- Released
- 2025-09-29
Source
Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.