Claude Haiku 4.5

Anthropic · released 15 Oct 2025

Input$1per 1M tokens

Output$5per 1M tokens

Context200Ktokens

WeightsClosed

context on a 1K–2M scale

About

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...

Details

Lab: Anthropicopenrouter.ai · 3 Oct 2026
Context: 200Kopenrouter.ai · 3 Oct 2026
Input price: $1 / 1Mopenrouter.ai · 3 Oct 2026
Output price: $5 / 1Mopenrouter.ai · 3 Oct 2026
Max output: 64,000 tokensopenrouter.ai · 3 Oct 2026
Inputs: text, image, fileopenrouter.ai · 3 Oct 2026
Open weights: Noopenrouter.ai · 3 Oct 2026

More newest models

See the list

Ling 3.1 Flash 262K Context Free plan Apodex 1.1 Mini (free) 262K Context Free plan Pareto 26.10 Preview 1,049K Context GPT-6.1 Sol 1,050K Context GPT-6.1 Sol Pro 1,050K Context Claude Sonnet 5.5 1,000K Context

Listed on Inferse

Newest Models in 2026466 listed
Longest-Context Models in 2026466 listed
Cheapest Language Models in 2026444 listed
Models with Tool Calling in 2026398 listed
Reasoning Models in 2026332 listed
Vision Language Models in 2026295 listed
Anthropic Models: Pricing per 1M Tokens and Context (2026)33 listed

Sources

openrouter.ai/anthropic/claude-haiku-4.5· checked 3 Oct 2026