# Anthropic Models via Hanzo AI — 32 models > Access all 32 Anthropic models through Hanzo's OpenAI-compatible API. Single API key, unified billing, no rate limit juggling. [Models](https://hanzo.ai/models)/Anthropic # Anthropic Models via Hanzo AI 32 models available Access all 32 Anthropic models through Hanzo's OpenAI-compatible API. One key, one bill, no rate limit juggling. [Get API Access](https://hanzo.ai/signup)[API Docs](https://docs.hanzo.ai) [Anthropic: Claude 3 Haiku200KClaude 3 Haiku is Anthropic's fastest and most compact model for near-instant responsiveness. Quick and accurate targeted performance. See the launch announcement and benchmark results here #multimodaltext](https://hanzo.ai/models/anthropic/claude-3-haiku)[Anthropic: Claude Fable 51MClaude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...text](https://hanzo.ai/models/anthropic/claude-fable-5)[Anthropic: Claude Fable 5 (batch)1MClaude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...text](https://hanzo.ai/models/anthropic/claude-fable-5:batch)[Anthropic: Claude Haiku 4.5200KClaude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...text](https://hanzo.ai/models/anthropic/claude-haiku-4.5)[Anthropic: Claude Haiku 4.5 (batch)200KClaude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...text](https://hanzo.ai/models/anthropic/claude-haiku-4.5:batch)[Anthropic: Claude Opus 4200KClaude Opus 4 is benchmarked as the world’s best coding model, at time of release, bringing sustained performance on complex, long-running tasks and agent workflows. It sets new benchmarks in...text](https://hanzo.ai/models/anthropic/claude-opus-4)[Anthropic: Claude Opus 4.1200KClaude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains...text](https://hanzo.ai/models/anthropic/claude-opus-4.1)[Anthropic: Claude Opus 4.1 (batch)200KClaude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains...text](https://hanzo.ai/models/anthropic/claude-opus-4.1:batch)[Anthropic: Claude Opus 4.5200KClaude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...text](https://hanzo.ai/models/anthropic/claude-opus-4.5)[Anthropic: Claude Opus 4.5 (batch)200KClaude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...text](https://hanzo.ai/models/anthropic/claude-opus-4.5:batch)[Anthropic: Claude Opus 4.61MOpus 4.6 is Anthropic’s strongest model for coding and long-running professional tasks. It is built for agents that operate across entire workflows rather than single prompts, making it especially effective...text](https://hanzo.ai/models/anthropic/claude-opus-4.6)[Anthropic: Claude Opus 4.6 (batch)1MOpus 4.6 is Anthropic’s strongest model for coding and long-running professional tasks. It is built for agents that operate across entire workflows rather than single prompts, making it especially effective...text](https://hanzo.ai/models/anthropic/claude-opus-4.6:batch)[Anthropic: Claude Opus 4.71MOpus 4.7 is the next generation of Anthropic's Opus family, built for long-running, asynchronous agents. Building on the coding and agentic strengths of Opus 4.6, it delivers stronger performance on...text](https://hanzo.ai/models/anthropic/claude-opus-4.7)[Anthropic: Claude Opus 4.7 (Fast)1MFast-mode variant of Opus 4.7 - identical capabilities with higher output speed at premium 6x pricing. Learn more in Anthropic's docs:text](https://hanzo.ai/models/anthropic/claude-opus-4.7-fast)[Anthropic: Claude Opus 4.7 (batch)1MOpus 4.7 is the next generation of Anthropic's Opus family, built for long-running, asynchronous agents. Building on the coding and agentic strengths of Opus 4.6, it delivers stronger performance on...text](https://hanzo.ai/models/anthropic/claude-opus-4.7:batch)[Anthropic: Claude Opus 4.81MClaude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...text](https://hanzo.ai/models/anthropic/claude-opus-4.8)[Anthropic: Claude Opus 4.8 (Fast)1MFast-mode variant of Opus 4.8 - identical capabilities with higher output speed at 2x pricing relative to regular Opus 4.8. Learn more in Anthropic's docs:text](https://hanzo.ai/models/anthropic/claude-opus-4.8-fast)[Anthropic: Claude Opus 4.8 (batch)1MClaude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M-token...text](https://hanzo.ai/models/anthropic/claude-opus-4.8:batch)[Claude Opus 51MClaude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...text](https://hanzo.ai/models/anthropic/claude-opus-5)[Claude Opus 5 (Fast)1MFast-mode variant of Opus 5 - identical capabilities with higher output speed at 2x pricing relative to regular Opus 5. Learn more in Anthropic's docs:text](https://hanzo.ai/models/anthropic/claude-opus-5-fast)[Claude Opus 5 (batch)1MClaude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...text](https://hanzo.ai/models/anthropic/claude-opus-5:batch)[Anthropic: Claude Sonnet 41MClaude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...text](https://hanzo.ai/models/anthropic/claude-sonnet-4)[Anthropic: Claude Sonnet 4.51MClaude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...text](https://hanzo.ai/models/anthropic/claude-sonnet-4.5)[Anthropic: Claude Sonnet 4.5 (batch)1MClaude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...text](https://hanzo.ai/models/anthropic/claude-sonnet-4.5:batch)[Anthropic: Claude Sonnet 4.61MSonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...text](https://hanzo.ai/models/anthropic/claude-sonnet-4.6)[Anthropic: Claude Sonnet 4.6 (batch)1MSonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...text](https://hanzo.ai/models/anthropic/claude-sonnet-4.6:batch)[Anthropic: Claude Sonnet 51MSonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...text](https://hanzo.ai/models/anthropic/claude-sonnet-5)[Anthropic: Claude Sonnet 5 (batch)1MSonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...text](https://hanzo.ai/models/anthropic/claude-sonnet-5:batch)[Anthropic: Claude Fable Latest1MThis model always redirects to the latest model in the Claude Fable family.text](https://hanzo.ai/models/~anthropic/claude-fable-latest)[Anthropic Claude Haiku Latest200KThis model always redirects to the latest model in the Anthropic Claude Haiku family.text](https://hanzo.ai/models/~anthropic/claude-haiku-latest)[Anthropic: Claude Opus Latest1MThis model always redirects to the latest model in the Claude Opus family.text](https://hanzo.ai/models/~anthropic/claude-opus-latest)[Anthropic Claude Sonnet Latest1MThis model always redirects to the latest model in the Anthropic Claude Sonnet family.text](https://hanzo.ai/models/~anthropic/claude-sonnet-latest) ## Use Anthropic models via Hanzo One key. One bill. Works with every SDK you already have. [Start Free](https://hanzo.ai/signup)[Browse All Models](https://hanzo.ai/models)