LLM Leaderboard
Claude Sonnet 4.5
by Anthropic Reasoning
RunFree Score
—
insufficient data
Blended price
$6.00
per 1M tokens
Context
1M
tokens
Max output
64K
tokens
Output speed
—
tokens / sec
Latency (TTFT)
—
first token
Uptime
100.0%
last 24h
Providers
7
serving this model
Capability profile
Not enough categorised benchmark data to chart a profile yet.
Compare Claude Sonnet 4.5
See it side by side with any other model — benchmarks, price and specs.
Benchmark results
We don't have verified public benchmark results for Claude Sonnet 4.5 yet. We only publish scores with a primary source — no estimates.
Every score links to its original source. See our methodology for how the RunFree Score is computed.
API pricing
- Input
- $3.00 / 1M
- Output
- $15.00 / 1M
- Cached input
- $0.30 / 1M
- Blended (3:1)
- $6.00 / 1M
Specifications
- Provider
- Anthropic
- Context window
- 1M
- Max output
- 64K
- Reasoning model
- Yes
- Modality
- multimodal
- Released
- Sep 29, 2025