Claude 1 — Retired model
Anthropic's model for low-latency, high throughput text generation. Supports hundreds of pages of text.
Technical specifications
Independent benchmarks
Scores below come from Artificial Analysis, an independent third party. BazaarLink does not participate in the testing.
Intelligence 53
Coding 82
Math
MMLU
GPQA
This modelCategory leader
Coding ability
🥇
#1out of 255 models
LiveCodeBench / SciCode and similar
Overall intelligence
🥇
#1out of 638 models
Aggregated across academic benchmarks
Time to first token
#328out of 329 models
AA 全球 p50：268.14 秒
Intelligence
53
Top 1%This model53
Category leader53
Median12
Coding
82
Top 1%This model82
Category leader82
Median45
Top 5 — CodingCoding Index leaderboard
2Claude Fable 5.1 (Adaptive Reasoning, Xhigh Effort, Default Fallback)
?/claude-fable-5-1-xhigh81$10 / $503Claude Fable 5.1 (Adaptive Reasoning, High Effort, Default Fallback)
?/claude-fable-5-1-high79$10 / $504GPT-5.6 Sol (xhigh)
openai/gpt-5-6-sol-xhigh78$4 / $20AASource: Artificial Analysis · Independent third-party evaluation; not influenced by BazaarLinkView full evaluation on AA →
Frequently Asked Questions
Can I still use the retired Claude 1 model?
No. Claude 1 has been retired and is retained here only as a historical reference. See the active alternatives linked on this page.
Relay integrity checks
No integrity-check data is available for this model yet.
BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.
View the full integrity report →Related models and links
More from this provider: Anthropic