Claude Sonnet 4.5
anthropic/claude-sonnet-4-5-20250929Balanced Claude model for coding, analysis, agent workflows, and cost control
Context
200K
200,000 tokens
Max output
64K
64,000 tokens
Input
$3.00
per 1M tokens
Output
$15.00
per 1M tokens
Providers
17
24 listings
Intelligence
—
Not yet scored
Pricing
USD per 1M tokens · listed by Anthropic
| Token type | Standard | Over 200K context |
|---|---|---|
| Input | $3.00 | $6.00 |
| Output | $15.00 | $22.50 |
| Cache read | $0.30 | — |
| Cache write | $3.75 | — |
Above 200K context: $6.00 in, $22.50 out. Lowest input price across providers: Free.
Capabilities
ReasoningYes
Budget tokens ≥ 1,024
Tool callYes
Structured outputYes
TemperatureYes
AttachmentsYes
Interleaved reasoningNo
Open weightsNo
ModeratedUnknown
Input
TextImagePDF
Output
Text
Benchmarks
Published scores and Design Arena Elo
No published benchmark scores for this model yet.
Rankings
Position on each OneAtlas leaderboard
Providers · 17
24 listings
Anthropic
LLM Gateway
Vercel AI Gateway
DevPass (LLM Gateway)
Merge Gateway
Amazon Bedrock
302.AI
Abacus
Azure
Azure Cognitive Services
Helicone
Tempr Gateway
Jiekou.AI
Vertex
GitLab Duo
Vertex (Anthropic)
QiHang| Provider | Model ID | Context | Input limit | Output | Input $ | Output $ | Reasoning $ | Cache read | Cache write | Audio in | Audio out | Reasoning | Tools | Structured | Temp. | Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 302.AI | claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| 302.AI | claude-sonnet-4-5-20250929-thinking | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| Abacus | claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | — | — | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| Amazon Bedrock | au.anthropic.claude-sonnet-4-5-20250929-v1:0 | 200K | — | 64K | $3.30 | $16.50 | — | $0.33 | $4.13 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Amazon Bedrock | jp.anthropic.claude-sonnet-4-5-20250929-v1:0 | 200K | — | 64K | $3.30 | $16.50 | — | $0.33 | $4.13 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Amazon Bedrock | anthropic.claude-sonnet-4-5-20250929-v1:0 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Amazon Bedrock | us.anthropic.claude-sonnet-4-5-20250929-v1:0 | 200K | — | 64K | $3.30 | $16.50 | — | $0.33 | $4.13 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Amazon Bedrock | eu.anthropic.claude-sonnet-4-5-20250929-v1:0 | 200K | — | 64K | $3.30 | $16.50 | — | $0.33 | $4.13 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Amazon Bedrock | global.anthropic.claude-sonnet-4-5-20250929-v1:0 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Anthropic | claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Azure | claude-sonnet-4-5 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Nov 18, 2025 |
| Azure Cognitive Services | claude-sonnet-4-5 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Nov 18, 2025 |
| DevPass (LLM Gateway) | claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| GitLab Duo | duo-chat-sonnet-4-5 | 200K | — | 64K | Free | Free | — | Free | Free | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| Helicone | claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| Jiekou.AI | claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| LLM Gateway | anthropic/claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| LLM Gateway | aws-bedrock/claude-sonnet-4-5-20250929 | 200K | — | 8K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Merge Gateway | anthropic/claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| QiHang | claude-sonnet-4-5-20250929 | 200K | — | 64K | $0.43 | $2.14 | — | — | — | — | — | Yes | Yes | Unknown | Yes | Sep 29, 2025 |
| Tempr Gateway | anthropic/claude-sonnet-4-5-20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Vercel AI Gateway | anthropic/claude-sonnet-4.5 | 1M | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Vertex | claude-sonnet-4-5@20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |
| Vertex (Anthropic) | claude-sonnet-4-5@20250929 | 200K | — | 64K | $3.00 | $15.00 | — | $0.30 | $3.75 | — | — | Yes | Yes | Yes | Yes | Sep 29, 2025 |