Based on 4 capability dimensions
6 versions
Anthropic introduced Claude Sonnet 4.6, described as delivering frontier performance across coding, agents, and professional work at scale. This represents a new version in the Sonnet model line.
Extended thinking mode introduced. Biggest leap in coding and reasoning. Computer use improved.
Outperforms Claude 3 Opus at twice the speed. Sets new benchmark for coding tasks.
Most capable Claude model at launch. Beats GPT-4 on most benchmarks. Three tier family introduced.
Major upgrade. Context window expanded to 100K tokens. Improved reasoning and safer responses.
4 versions
Reasoning model that thinks before answering. Excels at complex math, science and coding problems.
Omni model. Faster and cheaper than GPT-4. Real-time audio and vision. Emotional voice responses.
Massive capability jump. Multimodal inputs introduced. Passed bar exam in top 10 percentile.
Initial ChatGPT launch. Shocked the world with conversational AI. Reached 1 million users in 5 days.