Claude Sonnet 5
AnthropicJun 30, 2026N/A
Default model across Claude Free and Pro plans since June 30. The everyday coding-and-writing standard that most Claude traffic runs on.
- Status
- Generally available
- License
- Proprietary API
- Context window
- 1M
- Max output
- 64K
- Input · $/M
- $3
- Output · $/M
- $15
- Cached input · $/M
- $0.3
- Blended · $/M
- $6.00
- Parameters
- Undisclosed
- Inputs
- Text + images
Benchmarks
This model has no published scores on the benchmarks we track yet. Specs and pricing below the fold are still fully sourced.
Reasoning & knowledge
GPQA Diamond
no public score
MMLU-Pro
no public score
Humanity's Last Exam
no public score
ARC-AGI-2
no public score
Coding
SWE-bench Verified
no public score
SWE-bench Pro
no public score
LiveCodeBench
no public score
Agents & computer use
Terminal-Bench 2
no public score
OSWorld 2.0
no public score
BrowseComp
no public score
Math
AIME 2026
no public score
Known strengths
- Best-in-class value mix
- Million-token context
- Fast drafting + refactors