Anthropic
Anthropic: Claude Haiku 4.5
anthropic/claude-4.5-haiku-20251001
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...
Anthropic: Claude Haiku 4.5 usage over time
OpenRouter share of tokens, by day.
Anthropic: Claude Haiku 4.5 holds 0.25% today, down from 1.27% at the start of the visible window.
Rank history
Adoption curve vs the pantheon
Anthropic: Claude Haiku 4.5's share plotted against days since first tracked, overlaid on other current leaders on the same axis. The question every new-model page asks: is this one going to make it?
Citable stat
As of 2026-09-01, Anthropic: Claude Haiku 4.5 holds 0.3% of OpenRouter token share, down 0.09pp over 30 days. Source: Tidelines (OpenRouter).
Cost per session
Median dollars spent on one Anthropic: Claude Haiku 4.5 session, by coding agent and session length.
Token rate sets the price; session length and reasoning set the bill.
| Agent | 1 turn | 2–9 turns | 10–49 turns | 50+ turns |
|---|---|---|---|---|
| Hermes Agent | $0.024 | $0.045 | $0.221 | $1.48 |
| Claude Code | $0.0099 | $0.046 | $0.212 | $1.24 |
| Kilo Code | $0.0035 | — | — | — |
Where to run it
Anthropic: Claude Haiku 4.5 pricing by provider
Per-provider pricing, context, and uptime via OpenRouter. Sorted by output price.
Anthropic: Claude Haiku 4.5 is served by 6 tracked endpoints on OpenRouter. The cheapest output price is $5.00 per million tokens from Azure, and the most expensive is $5.50 from Google · 200k. The largest context window offered is 200k tokens. Prices are list rates and refresh daily.
| Provider | Input $/M | Output $/M | Context | Uptime |
|---|---|---|---|---|
| Azure | $1.00 | $5.00 | 200k | 100.00% |
| Amazon Bedrock · 200k | $1.00 | $5.00 | 200k | 99.96% |
| Google · 200k | $1.00 | $5.00 | 200k | 100.00% |
| Anthropic | $1.00 | $5.00 | 200k | 99.91% |
| Amazon Bedrock · 200k | $1.10 | $5.50 | 200k | — |
| Google · 200k | $1.10 | $5.50 | 200k | — |