Claude series comparison
Anthropic's Claude family: Opus for top-tier reasoning and long-horizon agentic coding, Sonnet balancing speed and intelligence, Haiku for near-frontier speed.
All models
Claude series comparison
Anthropic's Claude family: Opus for top-tier reasoning and long-horizon agentic coding, Sonnet balancing speed and intelligence, Haiku for near-frontier speed.
9 versions (sorted by capability)
| Version | Context | Input | Output | Reasoning | Code | Speed | Open source |
|---|---|---|---|---|---|---|---|
| Claude 3 Haiku | 200K | $0.25 / 1M | $1.25 / 1M | ●●●○○ | ●●●○○ | ●●●●● | Closed |
| Claude 3.5 Sonnet | 200K | $3 / 1M | $15 / 1M | ●●●●● | ●●●●● | ●●●●○ | Closed |
| Claude Haiku 4.5 | 200K | $1 / 1M | $5 / 1M | ●●●●○ | ●●●●○ | ●●●●● | Closed |
| Claude Opus 4.5 | 200K | $5 / 1M | $25 / 1M | ●●●●● | ●●●●○ | ●●●●○ | Closed |
| Claude Opus 4.6 | 1M | $5 / 1M | $25 / 1M | ●●●●● | ●●●●● | ●●●●○ | Closed |
| Claude Opus 4.7 | 1M | $5 / 1M | $25 / 1M | ●●●●● | ●●●●● | ●●●●○ | Closed |
| Claude Opus 4.8 | 1M | $5 / 1M | $25 / 1M | ●●●●● | ●●●●● | ●●●●○ | Closed |
| Claude Sonnet 4.5 | 200K | $3 / 1M | $15 / 1M | ●●●●● | ●●●●● | ●●●●● | Closed |
| Claude Sonnet 4.6 | 1M | $3 / 1M | $15 / 1M | ●●●●● | ●●●●● | ●●●●● | Closed |
Claude 3 HaikuAnthropic's fastest and cheapest model, ideal for real-time conversations and high-frequency API calls with extremely low cost.Claude 3.5 SonnetAnthropic's strongest coding model, ranked first on SWE-bench, with top-tier code quality and instruction-following capabilities, excelling in agent tasks.Claude Haiku 4.5Claude Haiku 4.5, the fastest Claude, with near-frontier intelligence and 200K context, ideal for high-concurrency and low-latency scenarios.Claude Opus 4.5Claude Opus 4.5, 200K context, high-quality reasoning and coding, relatively better cost-effectiveness.Claude Opus 4.6Claude Opus 4.6, 1M context, supports extended thinking, stable performance on complex tasks.Claude Opus 4.7Claude Opus, the previous generation flagship, offers 1M context, strong complex reasoning and agentic coding capabilities, and remains a top-tier choice.Claude Opus 4.8Anthropic's current strongest model, top-tier in complex reasoning, long-cycle agentic coding, and highly autonomous tasks, ranked first in the Intelligence Index.Claude Sonnet 4.5Claude Sonnet 4.5, with 200K context, balances speed and intelligence, excelling in coding and agent tasks.Claude Sonnet 4.6The best balance of speed and intelligence, with 1M context, offering great value for daily development and agent tasks.