Claude 3.5 Sonnet: Benchmarks, Pricing & Context Window
Claude 3.5 Sonnet is a language model from Anthropic, released in June 2024, with multimodal input.
Claude 3.5 Sonnet is a powerful AI model. It excels in graduate-level reasoning, undergraduate-level knowledge, and coding proficiency, with improved understanding of nuance, humor, and complex instructions.
Claude 3.5 Sonnet benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
High-confidence performance for Claude 3.5 Sonnet across real-world prompt categories. Only 95% intervals at most 4 points wide are shown.
Performance by conversation depth
How Claude 3.5 Sonnet holds up as conversations get longer.
Quality Tracker
Claude 3.5 Sonnet Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Sun Sep 13 2026Claude 3.5 Sonnet pricing
Providers
Claude 3.5 Sonnet starts at $3.00 per million input tokens and $15.00 per million output tokens via Bedrock. See all 2 providers below with their per-token pricing, latency, throughput, and modality support.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 Bedrock | $3.00 | — | $15.00 | 200.0K/200.0K | 0.50 | — | / |
 Google | $3.00 | — | $15.00 | 200.0K/200.0K | 0.40 | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Claude 3.5 Sonnet context window
Input and output token limits for Claude 3.5 Sonnet, plus how it ranks on long-context understanding.
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Claude 3.5 Sonnet latency
Claude 3.5 Sonnet time to first token, sustained output throughput, and failed-request rate from live model usage over the trailing 7 days.
Claude 3.5 Sonnet examples
Recent arena outputs from Claude 3.5 Sonnet, picked from the highest-ranked matchups.
Claude 3.5 Sonnet license
Claude 3.5 Sonnet is a proprietary model available under its provider's product and API terms.
- License
- Proprietary
- Hosted access
Proprietary license - usage restrictions apply
Claude 3.5 Sonnet resources
Official sources for Claude 3.5 Sonnet: provider documentation, official playground, official launch post.
Claude 3.5 Sonnet vs other models
The most-compared alternatives to Claude 3.5 Sonnet are Kimi K2 0905, Phi 4 Reasoning Plus, Claude 3.5 Sonnet. Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Claude 3.5 Sonnet
Models ranked just above and below Claude 3.5 Sonnet by LLM Stats score.
FAQ
Common questions about Claude 3.5 Sonnet.