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Model spotlight
Claude Sonnet 4.5
Balanced Claude model for coding, analysis, agent workflows, and cost control
Compare modelsCore capabilities
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Input and output
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Provider coverage
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Claude Sonnet 4.5 FAQ
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Model family
Claude
-
Focus areas
Core specifications
Modalities
Identity
- Version
- claude-sonnet-4-5-20250929
- Knowledge cutoff
- 2025-07-31
- Aliases
- Claude Sonnet 4.5, Claude Sonnet 4.5 (latest)
Capabilities
Pricing
Capabilities and fit
Model summary
Balanced Claude model for coding, analysis, agent workflows, and cost control
- Output
- Text
- Capabilities
- 4
- Catalog updated
- 2026-06-11T00:00:00.000Z
- Status
Benchmark results
| Benchmark | Type | Score / rank | Evaluated |
|---|---|---|---|
| SWE-Bench Pro | Coding | 43.6 | 2026-08-05T03:37:00.044Z |
Provider coverage
| Provider | Input | Output | Pricing |
|---|---|---|---|
| AnyAPI | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Snowflake Cortex | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Poe | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| NanoGPT | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| NEAR AI Cloud | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| LLM Gateway | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| LLM Gateway | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| OpenCode Zen | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| GitHub Copilot | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| 302.AI | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| 302.AI | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Helicone | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Neon | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Pioneer | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| ZenMux | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Abacus | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Azure Cognitive Services | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Venice AI | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Azure | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| QiHang | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| OrcaRouter | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Requesty | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Kilo Gateway | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Merge Gateway | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Vercel AI Gateway | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| OpenRouter | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Anthropic | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Anthropic | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Cloudflare AI Gateway | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Jiekou.AI | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M | ||
| Perplexity Agent | IN $3/M OUT $15/M Read $0.3/M Write $3.75/M |