Claude 4.5 Sonnet
Model Information
| Slug | claude-sonnet-4-5 |
|---|---|
| LLMs.txt | View |
| Release Date | September 29, 2025 |
| AIME 2025 | 0.87 |
| GPQA | 0.834 |
| Terminal | 0.5 |
Organization
| Name | Anthropic |
|---|---|
| Website | https://www.anthropic.com/ |
Model Description
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
Available at 108 Providers
| Provider | Type | Model Name | Original Model | Input ($/1M) | Output ($/1M) | Free | Actions | |
|---|---|---|---|---|---|---|---|---|
|
AntSeed |
P2P
|
Claude Sonnet 4.5
|
Claude Sonnet 4.5
|
$0.34 | $1.70 | ||
|
QiHang |
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$0.43 | $2.14 | |||
|
Surplus Intelligence |
P2P
|
claude-sonnet-4.5
|
$1.14 | $5.72 | |||
|
Nous Research |
Anthropic: Claude Sonnet 4.5 (batch)
|
anthropic/claude-sonnet-4.5:batch
|
$1.20 | $6.00 | |||
|
OpenRouter |
Chat
Code
|
Claude Sonnet 4.5 (batch)
|
anthropic/claude-sonnet-4.5:batch
|
$1.50 | $7.50 | ||
|
Cline |
Code
|
Anthropic: Claude Sonnet 4.5 (batch)
|
anthropic/claude-sonnet-4.5:batch
|
$1.50 | $7.50 | ||
|
Naga |
Claude Sonnet 4.5
|
claude-sonnet-4.5-20250929
|
$1.50 | $7.50 | |||
|
|
Nous Research |
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$2.40 | $12.00 | |||
|
MegaNova |
Chat
|
Claude-Sonnet-4.5
|
anthropic/claude-sonnet-4-5-20250929
|
$2.40 | $12.00 | ||
|
Poe |
Claude-Sonnet-4.5
|
claude-sonnet-4.5
|
$2.58 | $12.88 | |||
|
Jiekou.AI |
Chat
|
claude-sonnet-4-5-20250929
|
claude-sonnet-4-5-20250929
|
$2.70 | $13.50 | ||
|
OpenModel |
Code
|
claude-sonnet-4-5
|
claude-sonnet-4-5
|
$2.85 | $14.25 | ||
|
Cortecs |
Chat
|
Claude Sonnet 4.5 (latest)
|
claude-4-5-sonnet
|
$2.99 | $14.95 | ||
|
Helicone |
Anthropic: Claude Sonnet 4.5 (20250929)
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | |||
|
GitHub Copilot |
Claude Sonnet 4.5 (latest)
|
claude-sonnet-4.5
|
$3.00 | $15.00 | |||
|
Abacus |
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | |||
|
Google Vertex AI |
Claude Sonnet 4.5
|
claude-sonnet-4-5@20250929
|
$3.00 | $15.00 | |||
|
Azure OpenAI |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
Cloudflare AI Gateway |
Claude Sonnet 4.5 (latest)
|
anthropic/claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
Anthropic |
Chat
Code
|
Claude Sonnet 4.5 (latest)
|
claude-sonnet-4-5
|
$3.00 | $15.00 | ||
|
|
Anthropic |
Chat
Code
|
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | ||
|
Azure AI Services |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
Nano-GPT |
Chat
Code
|
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | ||
|
|
Nano-GPT |
Chat
Code
|
Claude Sonnet 4.5 Thinking
|
claude-sonnet-4-5-20250929-thinking
|
$3.00 | $15.00 | ||
|
|
OpenRouter |
Chat
Code
|
Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
OpenCode Zen |
Chat
Code
|
claude-sonnet-4-5
|
claude-sonnet-4-5
|
$3.00 | $15.00 | ||
|
Requesty |
bedrock/claude-sonnet-4-5
|
$3.00 | $15.00 | ||||
|
|
Requesty |
vertex/claude-sonnet-4-5
|
$3.00 | $15.00 | ||||
|
|
Requesty |
anthropic/claude-sonnet-4-5
|
$3.00 | $15.00 | ||||
|
ZenMUX |
Chat
Code
|
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
Glama |
claude-sonnet-4-5-20250929
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | |||
|
302.AI |
claude-sonnet-4-5-20250929
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | |||
|
Kilo Code |
Code
|
Claude Sonnet 4.5 (latest)
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
Roo Code |
Code
|
Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
Near AI |
anthropic/claude-sonnet-4-5
|
$3.00 | $15.50 | ||||
|
RedPill |
Anthropic: Claude Sonnet 4.5
|
claude-sonnet-4.5
|
$3.00 | $15.00 | |||
|
Cursor |
Code
|
Sonnet 4.5
|
claude-4.5-sonnet
|
$3.00 | $15.00 | ||
|
FastRouter |
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-4.5-sonnet
|
$3.00 | $15.00 | |||
|
|
Helicone |
Anthropic: Claude Sonnet 4.5
|
claude-4.5-sonnet
|
$3.00 | $15.00 | |||
|
|
302.AI |
claude-sonnet-4-5-20250929-thinking
|
claude-sonnet-4-5-20250929-thinking
|
$3.00 | $15.00 | |||
|
CommonStack |
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
WaveSpeed AI |
Chat
Code
|
claude-sonnet-4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
Perplexity Agent |
Claude Sonnet 4.5
|
anthropic/claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
LLM Gateway |
Chat
|
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | ||
|
|
LLM Gateway |
Chat
|
Claude Sonnet 4.5 (latest)
|
claude-sonnet-4-5
|
$3.00 | $15.00 | ||
|
Inworld |
claude-sonnet-4-5-20250929
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | |||
|
|
Cline |
Code
|
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
|
302.AI |
claude-sonnet-4-5
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
CometAPI |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
LLM Stats |
Chat
|
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | ||
|
OrcaRouter |
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | |||
|
Eurouter |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
GMI Cloud |
Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | |||
|
Neon |
Claude Sonnet 4.5 (latest)
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
Vercel AI Gateway |
Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | |||
|
b.ai |
Chat
|
Claude Sonnet 4.5
|
$3.00 | $15.00 | |||
|
Auriko |
|
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | ||
|
Blackbox AI |
Code
|
blackboxai/anthropic/claude-sonnet-4.5
|
blackboxai/anthropic/claude-sonnet-4.5
|
$3.00 | $15.00 | ||
|
Pioneer |
Claude Sonnet 4.5 (latest)
|
claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
Impossibl |
Claude Sonnet 4.5 (latest)
|
anthropic/claude-sonnet-4-5
|
$3.00 | $15.00 | |||
|
|
Anthropic |
Chat
Code
|
Claude Sonnet 4.5
|
model_private_2
|
$3.00 | $15.00 | ||
|
|
Anthropic |
Chat
Code
|
Claude Sonnet 4.5 Thinking
|
model_private_3
|
$3.00 | $15.00 | ||
|
Merge Gateway |
Claude Sonnet 4.5 (20250929)
|
anthropic/claude-sonnet-4-5-20250929
|
$3.00 | $15.00 | |||
|
AIHubMix |
Chat
Code
|
claude-sonnet-4-5
|
claude-sonnet-4-5
|
$3.30 | $16.50 | ||
|
|
AIHubMix |
Chat
Code
|
claude-sonnet-4-5-think
|
claude-sonnet-4-5-think
|
$3.30 | $16.50 | ||
|
|
Requesty |
bedrock/claude-sonnet-4-5@eu-west-1
|
$3.30 | $16.50 | ||||
|
|
Requesty |
bedrock/claude-sonnet-4-5@us-west-2
|
$3.30 | $16.50 | ||||
|
|
Requesty |
bedrock/claude-sonnet-4-5@us-east-2
|
$3.30 | $16.50 | ||||
|
|
Requesty |
bedrock/claude-sonnet-4-5@us-east-1
|
$3.30 | $16.50 | ||||
|
|
Requesty |
bedrock/claude-sonnet-4-5@eu-central-1
|
$3.30 | $16.50 | ||||
|
|
Requesty |
bedrock/claude-sonnet-4-5@eu-west-3
|
$3.30 | $16.50 | ||||
|
|
Requesty |
bedrock/claude-sonnet-4-5@eu-north-1
|
$3.30 | $16.50 | ||||
|
|
Requesty |
vertex/claude-sonnet-4-5@europe-west1
|
$3.30 | $16.50 | ||||
|
|
Requesty |
vertex/claude-sonnet-4-5@us-east5
|
$3.30 | $16.50 | ||||
|
Zed |
Code
|
Claude Sonnet 4.5
|
Claude Sonnet 4.5
|
$3.30 | $16.50 | ||
|
Venice |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
$3.75 | $18.75 | |||
|
Mordiem |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
$3.75 | $18.75 | |||
|
Factory.ai |
Code
|
Claude Sonnet 4.5
|
claude-sonnet-4-5-20250929
|
- | - | ||
|
ValorGPT |
Claude Sonnet 4.5
|
anthropic-claude-sonnet-4.5
|
- | - | |||
|
LangDB |
claude-sonnet-4.5
|
claude-sonnet-4.5
|
- | - | |||
|
JetBrains AI |
Code
|
Claude 4.5 Sonnet
|
Claude 4.5 Sonnet
|
- | - | ||
|
Warp |
Code
|
Claude Sonnet 4.5
|
claudesonnet4-5
|
- | - | ||
|
RouterLink |
Claude Sonnet 4.5
|
Claude Sonnet 4.5
|
- | - | |||
|
Windsurf |
Code
|
Claude Sonnet 4.5
|
claude-sonnet-4.5
|
- | - | ||
|
|
Windsurf |
Code
|
Claude Sonnet 4.5 (Thinking)
|
claude-sonnet-4.5-thinking
|
- | - | ||
|
Qiniu |
Claude 4.5 Sonnet
|
claude-4.5-sonnet
|
- | - | |||
|
ApiYI |
Chat
Code
|
claude-sonnet-4-5-20250929-thinking
|
claude-sonnet-4-5-20250929-thinking
|
- | - | ||
|
|
ApiYI |
Chat
Code
|
claude-sonnet-4-5-20250929
|
claude-sonnet-4-5-20250929
|
- | - | ||
|
Writingmate |
Chat
Code
|
Anthropic: Claude Sonnet 4.5
|
anthropic/claude-sonnet-4.5
|
- | - | ||
|
KIE.AI |
claude-sonnet-4-5, Chat, Output
|
claude-sonnet-4-5
|
- | - | |||
|
Yupp |
Chat
|
Claude Sonnet 4.5 Online (Vertex AI)
|
claude-sonnet-4-5@20250929
|
- | - | ||
|
Lightning AI |
Chat
Code
|
Claude Sonnet 4.5
|
anthropic/claude-sonnet-4-5-20250929
|
- | - | ||
|
NavyAI |
Chat
Code
|
anthropic
|
claude-sonnet-4.5
|
- | - | ||
|
haimaker.ai |
anthropic/claude-sonnet-4-5
|
- | - | ||||
|
|
haimaker.ai |
anthropic/claude-sonnet-4-5-20250929
|
- | - | ||||
|
Krater |
Anthropic: Claude Sonnet 4.5
|
claude-sonnet-4-5
|
- | - | |||
|
Kiro |
Claude Sonnet 4.5
|
Claude Sonnet 4.5
|
- | - | |||
|
Airforce API |
claude-sonnet-4.5
|
claude-sonnet-4.5
|
- | - | |||
|
Snowflake Cortex |
Claude Sonnet 4.5 (latest)
|
claude-sonnet-4-5
|
- | - | |||
|
AnyAPI |
Claude Sonnet 4.5 (latest)
|
anthropic/claude-sonnet-4-5
|
- | - | |||
|
TokenReply |
Chat
Code
|
claude-sonnet-4-5-thinking
|
claude-sonnet-4-5-thinking
|
- | - | ||
|
|
TokenReply |
Chat
Code
|
claude-sonnet-4-5
|
claude-sonnet-4-5
|
- | - | ||
|
Arena AI |
Chat
|
claude-sonnet-4-5-20250929
|
- | - | |||
|
AIMLAPI |
Claude 4.5 Sonnet
|
anthropic/claude-sonnet-4-5-20250929
|
- | - | |||
|
|
AIMLAPI |
Claude 4.5 Sonnet
|
anthropic/claude-sonnet-4.5
|
- | - | |||
|
Forge Gateway |
claude-sonnet-4-5-20250929
|
claude-sonnet-4-5-20250929
|
- | - | |||
|
Morpheus |
Claude Sonnet 4.5
|
Claude Sonnet 4.5
|
- | - | |||
|
Concentrate AI |
Claude Sonnet 4.5
|
claude-sonnet-4-5
|
- | - |