Claude Haiku 4.5
LLM Provider / Model · High-volume quick tasks, cost-sensitive agentic loops, inline completions
At a glance
| Input price | $1 |
| Output price | $5 |
| Cache price | $0.10 |
| Price tier | Budget |
| Context window | 200K |
| Max output | 64K |
| Context tier | 128K-500K |
| Speed tier | Fast |
| Latency | fast |
| Knowledge cutoff | Feb 2025 |
| Modality | Multimodal (vision) |
| Model ID | claude-haiku-4-5 |
| Provider | Anthropic |
| HumanEval | 88% |
| MMLU | 80% |
| SWE-Bench | 40% |
| Benchmark | fast tier: strong |
| Released | Oct 2025 |
| Hosting | Closed/API |
| Capabilities | Vision, Tool use, Streaming, Structured output, Prompt caching |
What Claude Haiku 4.5 does
Vision, Tool use, Streaming, Structured output, Prompt caching
Best for
High-volume quick tasks, cost-sensitive agentic loops, inline completions
Works well with
Integration
Agent / Orchestration
Conflicts & caveats
- OpenAI Codex (VS Code) is tied to OpenAI's GPT-5.1 Codex family — Claude Haiku 4.5 is not selectable inside this integration.
- Gemini CLI is locked to Google Gemini models — your LLM is Claude Haiku 4.5.
- Devin uses Cognition's proprietary model internally — your selected Claude Haiku 4.5 will be ignored.
- OpenAI Codex (Cloud) runs GPT-5.1 Codex internally — your selected Claude Haiku 4.5 will be ignored.
- Jules runs Gemini models internally — your selected Claude Haiku 4.5 will be ignored.
- Lovable uses a fixed internal model — your selected Claude Haiku 4.5 will be ignored.
- Replit Agent 3 uses its own model selection internally — your selected Claude Haiku 4.5 will be ignored.
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