anthropic: claude-3.5-sonnet
Listed on OpenRouter as anthropic/claude-3.5-sonnet since Jun 26, 2024. 108 snapshot observations, 1 repricing.
$12per 1M blended · $6.00 in / $30 out
USD per 1M tokens · blended at 3 input : 1 output · at this price for 118 days (since Dec 6, 2025)
All-time low$6.00Jun 26, 2024
All-time high$12Dec 6, 2025
Change since first seen+100.0%$6.00 on Jun 26, 2024
Listed price over time
| Observed | Input | Output | Blended | Change |
|---|---|---|---|---|
| Dec 6, 2025 | $6.00 | $30 | $12 | +100.0% |
| Jun 26, 2024 | $3.00 | $15 | $6.00 | first observation |
Evidence and scope
- Source
- OpenRouter public model listing
- Archive
- Wayback Machine snapshots of that listing (weekly-grade, from July 2023) plus LLMPI's own daily snapshots since June 2026
- Last observed
- Apr 3, 2026
- Data
- history.json (CC BY 4.0)
This is the listed standard text-token rate for one OpenRouter listing ID. It does not normalize caching, batch discounts, long-context tiers, providers behind the listing, or model quality. A price can also move because OpenRouter's default route changed provider.