Anthropic
Inference providerUS Westprices checked Oct 23, 06:00 UTC
Anthropic serves 10 models at a verified price. It is the cheapest host on 4 of the 4 it shares with others; its median price matches the cheapest.
Models served100 with open weights
Cheapest input, per M$0.10Claude Haiku 5.5
Uptime, last 24 h100%average of its 3 OpenRouter endpoints
Sign-upCard required$5 free credits
| Model | Precision | Context | Tools | Input | Output | Cache |
|---|---|---|---|---|---|---|
| Claude Haiku 5.5 | — | 1M | — | $0.10 | $0.50 | $0.01 |
| Claude Sonnet 5.5 | — | 1M | — | $2.00 | $10.00 | $0.10 |
| Claude Opus 5.5 | — | 1M | — | $4.00 | $20.00 | $0.20 |
| Claude Fable 5.1cheapest | — | 1M | — | $10.00 | $50.00 | $0.25 |
| Claude Opus 5cheapest | — | 1M | ✓ | $5.00 | $25.00 | $0.50 |
| Claude Sonnet 5cheapest | — | 1M | ✓ | $2.00 | $10.00 | $0.20 |
| Claude Fable 5cheapest | — | 1M | ✓ | $10.00 | $50.00 | $1.00 |
| Claude Haiku 4.5 | — | 200K | — | $1.00 | $5.00 | $0.10 |
| Claude Sonnet 4.5 | — | 200K | — | $3.00 | $15.00 | $0.30 |
| Claude Opus 4.1 | — | 200K | — | $15.00 | $75.00 | $1.50 |
10 of 10 models · prices per million tokens · precision and context: read at Anthropic's own catalogue or docs where its terms allow, otherwise as declared to OpenRouter (hover a cell for its source) · tools as Anthropic declares them to OpenRouter
| Condition | What it says | Source |
|---|---|---|
| Sign-up | Card required | platform.claude.com |
| Free credits | $5 of trial credits at sign-up | — |
| Where data goes | Global by default; US-only inference available as an option | platform.claude.com |
| Headquarters region | US West | — |
| Price list | Where its per-token prices are published | platform.claude.com |
| API documentation | Its own docs | platform.claude.com |
| Status page | Outages and incidents, as Anthropic reports them | status.claude.com |
| Terms of service | Its terms | anthropic.com |
Links checked Oct 8.