Anthropic: Claude Sonnet 4.5
Balanced Claude model for coding, analysis, agent workflows, and cost control
Cheapest input
$0.43
$/MTok · models.dev
Cheapest output
$2.14
$/MTok
Context
1M
tokens
Sources
3
76 listings
Price changes
Cheapest list input/output only. Rates move rarely, so this is an event log. Down means cheaper. Showing the 8 latest changes.
- ↓ lowerOutput $15 → $2.14
- ↓ lowerInput $3 → $0.43
Sources
Same model, different sources. Our first-party rate is listed first, then router and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| models.devcheapestclaude-sonnet-4-5-20250929 | QiHang | $0.43 | $2.14 | $0 | 200K |
| OpenRouteranthropic/claude-sonnet-4.5:batch | OpenRouter | $1.50 | $7.50 | $0.15 | 1M |
| LiteLLManthropic/claude-sonnet-4.5:batch | N/A | $1.50 | $7.50 | $0.15 | N/A |
| models.devanthropic/claude-sonnet-4.5 | Poe | $2.60 | $13 | $0.26 | 983K |
| models.devclaude-sonnet-4-5-20250929 | Jiekou.AI | $2.70 | $13.50 | $0 | 200K |
| models.devclaude-4-5-sonnet | Cortecs | $2.99 | $14.95 | $0.326 | 200K |
| LiteLLMdatabricks-claude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMdatabricks/databricks-claude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| models.devclaude-sonnet-4-5 | Anthropic | $3 | $15 | $0.3 | 1M |
| models.devclaude-sonnet-4-5 | Azure | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5 | Azure | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4.5 | Cloudflare | $3 | $15 | $0.3 | 1M |
| models.devanthropic/claude-sonnet-4-5 | Impossibl | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4.5 | Kilo Gateway | $3 | $15 | $0.3 | 1M |
| models.devvertex-anthropic/claude-sonnet-4-5 | LLM Gateway | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5 | DevPass (LLM Gateway) | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4.5 | NanoGPT | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4-5 | NEAR AI Cloud | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5 | Neon | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4.5 | Ofox | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5 | OpenCode Zen | $3 | $15 | $0.3 | 1M |
| OpenRouteranthropic/claude-sonnet-4.5 | OpenRouter | $3 | $15 | $0.3 | 1M |
| models.devanthropic/claude-sonnet-4-5 | Opper | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4.5 | OrcaRouter | $3 | $15 | $0.3 | 1M |
| models.devanthropic/claude-sonnet-4-5 | Perplexity | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5 | Pioneer | $3 | $15 | $0.3 | 1M |
| models.devclaude-sonnet-4-5 | Requesty | $3 | $15 | $0.3 | 1M |
| models.devanthropic/claude-sonnet-4.5 | Vercel AI Gateway | $3 | $15 | $0.3 | 1M |
| models.devanthropic/claude-sonnet-4.5 | ZenMux | $3 | $15 | $0.3 | 1M |
| models.devclaude-sonnet-4-5-20250929 | 302.AI | $3 | $15 | $0 | 200K |
| models.devclaude-sonnet-4-5-20250929 | Abacus | $3 | $15 | $0 | 200K |
| models.devclaude-sonnet-4-5-20250929 | Anthropic | $3 | $15 | $0.3 | 1M |
| models.devclaude-sonnet-4-5@20250929 | Vertex (Anthropic) | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5@20250929 | Google Vertex AI | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5-20250929 | Helicone | $3 | $15 | $0.3 | 200K |
| models.devaws-bedrock/claude-sonnet-4-5-20250929 | LLM Gateway | $3 | $15 | $0.3 | 200K |
| models.devclaude-sonnet-4-5-20250929 | DevPass (LLM Gateway) | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4-5-20250929 | Merge Gateway | $3 | $15 | $0.3 | 200K |
| models.devanthropic.claude-sonnet-4-5-20250929-v1:0 | Amazon Bedrock | $3 | $15 | $0.3 | 200K |
| models.devglobal.anthropic.claude-sonnet-4-5-20250929-v1:0 | Amazon Bedrock | $3 | $15 | $0.3 | 200K |
| models.devclaude-4.5-sonnet | Helicone | $3 | $15 | $0.3 | 200K |
| models.devdatabricks-claude-sonnet-4-5 | Databricks | $3 | $15 | $0.3 | 200K |
| models.devanthropic-claude-4.5-sonnet | DigitalOcean | $3 | $15 | $0.3 | 200K |
| models.devanthropic--claude-4.5-sonnet | SAP AI Core | $3 | $15 | $0.3 | 200K |
| models.devanthropic/claude-sonnet-4.5:thinking | NanoGPT | $3 | $15 | $0.3 | 200K |
| LiteLLMclaude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMclaude-sonnet-4-5-20250929 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMclaude-sonnet-4-5@20250929 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLManthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMglobal.anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMclaude-4.5-sonnet | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLManthropic/claude-4.5-sonnet | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMazure_ai/claude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMclaude-sonnet-4-5-20250929-v1:0 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMgmi/anthropic/claude-sonnet-4.5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMperplexity/anthropic/claude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMreplicate/anthropic/claude-4.5-sonnet | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMsnowflake/claude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMvercel_ai_gateway/anthropic/claude-sonnet-4.5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMvertex_ai/claude-sonnet-4-5 | N/A | $3 | $15 | $0.3 | N/A |
| LiteLLMvertex_ai/claude-sonnet-4-5@20250929 | N/A | $3 | $15 | $0.3 | N/A |
| models.devau.anthropic.claude-sonnet-4-5-20250929-v1:0 | Amazon Bedrock | $3.30 | $16.50 | $0.33 | 200K |
| models.deveu.anthropic.claude-sonnet-4-5-20250929-v1:0 | Amazon Bedrock | $3.30 | $16.50 | $0.33 | 200K |
| models.devjp.anthropic.claude-sonnet-4-5-20250929-v1:0 | Amazon Bedrock | $3.30 | $16.50 | $0.33 | 200K |
| models.devus.anthropic.claude-sonnet-4-5-20250929-v1:0 | Amazon Bedrock | $3.30 | $16.50 | $0.33 | 200K |
| LiteLLMau.anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.30 | $16.50 | $0.33 | N/A |
| LiteLLMeu.anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.30 | $16.50 | $0.33 | N/A |
| LiteLLMjp.anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.30 | $16.50 | $0.33 | N/A |
| LiteLLMus.anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.30 | $16.50 | $0.33 | N/A |
| LiteLLMbedrock/us-gov-east-1/anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.60 | $18 | $0.36 | N/A |
| LiteLLMbedrock/us-gov-east-1/claude-sonnet-4-5-20250929-v1:0 | N/A | $3.60 | $18 | $0.36 | N/A |
| LiteLLMus-gov-east-1/anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.60 | $18 | $0.36 | N/A |
| LiteLLMus-gov-east-1/claude-sonnet-4-5-20250929-v1:0 | N/A | $3.60 | $18 | $0.36 | N/A |
| LiteLLMus-gov-west-1/anthropic.claude-sonnet-4-5-20250929-v1:0 | N/A | $3.60 | $18 | $0.36 | N/A |
| LiteLLMus-gov-west-1/claude-sonnet-4-5-20250929-v1:0 | N/A | $3.60 | $18 | $0.36 | N/A |
| models.devclaude-sonnet-4-5 | Venice AI | $3.75 | $18.75 | $0.375 | 198K |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Attachments
- In: text
- In: image
- In: pdf
- In: file
- Out: text
Knowledge cutoff: 2025-07-31Released: 2025-09-30Family: claude-sonnet
Scores
Sparse coverage on purpose. Missing a score means we have not linked one yet, not that the model is unranked. Hover or tap the i next to any score for its source. Full boards on /benchmarks.
- AA intelligence20.7i
- AA coding52.1i
- AA agentic15.8i
Arena rows are community-vote Elo from Arena AI, Artificial Analysis indices arrive via OpenRouter, and launch-eval figures are collected from vendor announcements, analyst writeups, and community benchmarks. Full boards and credits on /benchmarks.
Run this model in a real workspace
Launch agents from the project they work in, use remote management to reach another machine, and see this model's sessions and token usage in your own history. Free to use, runs on your device.
Data and list-price estimates may contain mistakes. Not investment advice.