Claude Sonnet 4.5 (latest)
unknownAnthropic · claude-sonnet family
Balanced Claude model for coding, analysis, agent workflows, and cost control
Limits
Context200,000
InputUnknown
Output64,000
Modalities
Inputtext, image, pdf
Outputtext
Release info
Release2025-09-29
Last update2025-09-29
Knowledge cutoff2025-07-31
Provider offerings
Provider-specific prices and limits stay separate from canonical model facts.
| Provider | Provider model ID | Input | Output | Context | Output limit |
|---|---|---|---|---|---|
| NEAR AI Cloud | anthropic/claude-sonnet-4-5 | $3 / 1M | $15.5 / 1M | 200,000 | 64,000 |
| Perplexity Agent | anthropic/claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| AnyAPI | anthropic/claude-sonnet-4-5 | Unknown | Unknown | 200,000 | 64,000 |
| Requesty | anthropic/claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| Cloudflare AI Gateway | anthropic/claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| Kilo Gateway | anthropic/claude-sonnet-4.5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| OpenRouter | anthropic/claude-sonnet-4.5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| OrcaRouter | anthropic/claude-sonnet-4.5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| Vercel AI Gateway | anthropic/claude-sonnet-4.5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| Poe | anthropic/claude-sonnet-4.5 | $2.6 / 1M | $13 / 1M | 983,040 | 32,768 |
| ZenMux | anthropic/claude-sonnet-4.5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| 302.AI | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| LLM Gateway | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| Venice AI | claude-sonnet-4-5 | $3.75 / 1M | $18.75 / 1M | 198,000 | 64,000 |
| Azure Cognitive Services | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| Azure | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| OpenCode Zen | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| Neon | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 200,000 | 64,000 |
| Snowflake Cortex | claude-sonnet-4-5 | Unknown | Unknown | 200,000 | 16,384 |
| Pioneer | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| Anthropic | claude-sonnet-4-5 | $3 / 1M | $15 / 1M | 1,000,000 | 64,000 |
| GitHub Copilot | claude-sonnet-4.5 | $3 / 1M | $15 / 1M | 200,000 | 32,000 |
Capabilities
Attachments
Yes
Reasoning
Yes
Tool calling
Yes
Structured output
Unknown
Temperature
Yes