Claude 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...
Model details →Anthropic: Claude Haiku 4.5 vs SpaceXAI: Grok Build 0.1
SpaceXAI: Grok Build 0.1 wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...
Model details →Side-by-side comparison
| Capability | Anthropic: Claude Haiku 4.5 | SpaceXAI: Grok Build 0.1 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 200K | 256K | 🏆 SpaceXAI: Grok Build 0.1 |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $1.00 | $1.00 | Tie |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $5.00 | $2.00 | 🏆 SpaceXAI: Grok Build 0.1 |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Anthropic: Claude Haiku 4.5 better than SpaceXAI: Grok Build 0.1?
SpaceXAI: Grok Build 0.1 wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Anthropic: Claude Haiku 4.5 and SpaceXAI: Grok Build 0.1?
Input: $1.00 vs $1.00 per 1M tokens. Output: $5.00 vs $2.00 per 1M tokens.
What context windows do Anthropic: Claude Haiku 4.5 and SpaceXAI: Grok Build 0.1 support?
Anthropic: Claude Haiku 4.5 supports up to 200K tokens. SpaceXAI: Grok Build 0.1 supports up to 256K tokens.
Do both Anthropic: Claude Haiku 4.5 and SpaceXAI: Grok Build 0.1 support tool calling?
Anthropic: Claude Haiku 4.5: yes. SpaceXAI: Grok Build 0.1: yes.
Compare Anthropic: Claude Haiku 4.5 with other models
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